Software Developer Bowhead / UIC Technical ServicesSoftware DeveloperArlington, VABachelor's degree in Computer Science, Software Engineering, Information Technology, Cybersecurity, Data Science, Information Systems, or related technical field from an ABET accredited or CAE designated institution; Master's degree preferred. This position serves as a technical leader in the modernization of legacy DoD systems, providing advanced expertise in cloud-native development, architecture design, and team leadership.
NewSoftware Developer (Microservices) PlanIT GroupSoftware Developer (Microservices)Reston, VAThis role involves developing production-grade microservices using Java 21 and Java 25, implementing clean and consistent API contracts, and ensuring secure, reliable integration with internal and external systems. Software Developer (Microservices) (Remote): Description: The Microservices Developer will be responsible for designing, building, and maintaining scalable backend services that power the platform's RESTful APIs.
NewIT - Software Developer IV PlanIT GroupIT - Software Developer IVReston, VAEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Experience with test automation in unit tests, functional tests, regression tests and performance tests.
NewSoftware Engineer JobotSoftware EngineerArlington, VA$120,000–$150,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!
NewEntry Java/MERN Developer – Finance/Banking S SynergisticITEntry Java/MERN Developer – Finance/Banking SCollege Park, MD$82,000–$127,000 / yearFull timeSynergisticIT since 2010 has helped candidates land full-time roles at major organizations (examples often listed include Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, JPMC, Citi, Bank of America, Wayfair, and others), with offers in the $95k–$154k range depending on role and stack. We’re actively engaging candidates for full-time opportunities aligned to client needs: software programming, Java full stack development, Java/Python roles, DevOps engineering, and data roles spanning analytics, engineering, science, and ML/AI.
Senior Applications Developer Bowhead / UIC Technical ServicesSenior Applications DeveloperArlington, VADesired: Multiple cloud platform certifications at professional level (AWS Solutions Architect Professional, Azure Solutions Architect Expert, or Google Cloud Professional Cloud Architect), Kubernetes CKA/CKAD, Docker Certified Associate, specialized security certifications. Bachelor's degree in Computer Science, Software Engineering, Information Technology, Cybersecurity, Data Science, Information Systems, or related technical field from an ABET accredited or CAE designated institution; Master's degree preferred.
Web Developer Tecknomic LLCWeb DeveloperWashington, DC$48–$59 / hourFull timeThe Drupal Web Developer is responsible for designing, developing, maintaining, and enhancing web applications and digital platforms built on the latest versions of Drupal (Drupal 9/10/11). The Drupal Web Developer is responsible for designing, developing, maintaining, and enhancing web applications and digital platforms built on the latest versions of Drupal (Drupal 9/10/11).
Front-End Developer NuAxis InnovationsFront-End DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, UX/UI Designers, Solution Architects, Back-End Developers, and QA Engineers to deliver secure, scalable, and intuitive user interfaces that meet business, technical, and accessibility requirements. · Participate in Agile development activities including backlog refinement, sprint planning, code reviews, sprint demonstrations, and continuous integration.
Senior Full Stack Developer NuAxis InnovationsSenior Full Stack DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
NewHybrid Junior Software Engineer | Full Stack/ Clearable JobotHybrid Junior Software Engineer | Full Stack/ ClearableManassas, VA$90,000–$115,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our engineering teams build secure, maintainable systems that contribute directly to mission readiness across submarine, carrier, and shore-based environments while operating within collaborative agile development frameworks.
NewWeb-based User Interface Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Web-based User Interface Software EngineerLaurel, MD$100,000–$245,000We apply expertise and use sophisticated tools to lead the design, prototyping, development, analysis, evaluation, and transition of advanced mission planning systems for multiple sponsors to support multiple warfighter missions and multi-echelon planning needs in support of revolutionizing the art of defense. This is a unique opportunity to dive deep into both software engineering and mission planning while using your skills to design, develop, and test User Interfaces for military planning tools associated with air and missile defense (AMD).
NewMicrosoft Power Platform Developer - fully remote Sparks GroupMicrosoft Power Platform Developer - fully remoteSterling, VARemoteJob Summary/Company : A software solutions company supporting a federal customer is seeking a Microsoft Power Platform Developer to build workflow automation systems, IT asset-management applications, and near-real-time operational dashboards. Approximately three years of hands-on experience developing model-driven Power Apps, Dataverse solutions, and Power Automate workflows.
NewReverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)Reverse Engineer and Offensive Cyber DeveloperLaurel, MD$100,000–$245,000The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.
NewFull Stack Developer PlanIT GroupFull Stack DeveloperReston, VAWork with data scientists and analysts to rapidly design, implement, test, and deploy applications capable to tackling complex analytical tasks using large datasets. • Proven expertise providing administration, configuration, security assurance, automation, and scripting support for Jira Software Cloud, Confluence Cloud, and Atlassian Guard.
NewSr Drupal Developer -- with 11 years of exp local to DMV area csznetSr Drupal Developer -- with 11 years of exp local to DMV areaWashington, DCContractorDescription: OCTO requires the services of a contractor Web Developer with strong Drupal expertise to support the development, maintenance, and modernization of District government websites, including DC.gov and associated agency digital properties. Practical command of the Domain Config module, including domain-specific config overrides and override precedence (settings.php > Domain Config UI > base config).
NewFull Stack Designer/Developer Johns Hopkins Applied Physics Laboratory (APL)Full Stack Designer/DeveloperLaurel, MD$100,000–$245,000Unity, Python, C++, Java, JavaScript, HTML, CSS/Sass/Less, React, Redux, Angular, Vue, Bootstrap, Material UI, Git, GitLab, Atlassian, JIRA, SQL, SQLite, MongoDB, Google Analytics, Docker etc.). Hold a Bachelor’s Degree in UI/UX development, Computer Science, Software Engineering, Web Development, Game Development, Human Computer Interaction or equivalent, and/or possess 2 years of experience and responsibilities related to UI/UX implementation for a complex system (military system preferred).
NewAI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)AI-Enabled Cyber Capabilities DeveloperLaurel, MD$105,000–$290,000It requires designing AI-native architectures, orchestrating tool-using agents, and rapidly iterating on prototypes that demonstrate functional, outcome-driven impact. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Software Test Lead NuAxis InnovationsSoftware Test LeadWashington DC, DCThis role develops and executes test strategies, manages testing activities, and collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Developers, UX/UI Designers, and stakeholders to deliver secure, reliable, accessible, and high-performing applications. The Software Test Lead is responsible for leading the Quality Assurance (QA) and testing efforts for enterprise web applications, ensuring software quality through comprehensive manual and automated testing.
NewAI Software Engineer System OneAI Software EngineerChantilly, VACore Qualifications: Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree. 7+ year’s experience leading, designing and implementing distributed solutions and 5+ year’s experience with cloud-based solutions (Cloud, SOA, Web-Services) including virtualization environment, network and operating system experience.
NewSenior Backend Developer System OneSenior Backend DeveloperMerrifield, VAThe developer will contribute to application modernization efforts, mentor junior engineers, support production systems, build CI/CD pipelines, and leverage AI-assisted development tools to improve engineering productivity and code quality. This role partners closely with product teams, architects, analysts, QA engineers, frontend developers, and platform teams to deliver scalable, secure, and resilient solutions.
NewPower Apps Developer PlanIT GroupPower Apps DeveloperReston, VAExperience migrating business processes (InfoPath forms and SharePoint Designer workflows) to PowerApps and Flow Ability to multi-task and effectively support competing prioritize. • Applicable Degrees / Certifications to include Training and/or certification for PowerApps Professional or PowerApps Developer and Training and/or certification for Microsoft Flow.
Senior Manager, Software Engineering HITT ContractingSenior Manager, Software EngineeringFalls Church, VA$120,000–$175,000 / yearReporting to the Head of Software Engineering, the Principal Software Engineer sets the technical direction for how software gets built at HITT — architecting the practice’s first AI-native applications, establishing the platform and paved-road tooling every team will use, and writing production code every day alongside AI coding agents. The Principal Software Engineer will help recruit engineers into a lean, agile, AI-augmented team and will train HITT’s existing developers in AI-enabled methods — through pairing, code review, workshops, and reference implementations — raising the technical bar for the entire practice.
Python Full Stack Developer (TS/SCI clearance) System OnePython Full Stack Developer (TS/SCI clearance)Suitland-Silver Hill, MD$250,000–$270,000 / yearOn any given week, you might be extending a Django-based API gateway, building a new React dashboard for an operational workflow, writing migration scripts to bring legacy data into a modern PostgreSQL schema, or wiring up Keycloak authentication for a new service. We are looking for a Full Stack Developer who combines deep Python expertise with genuine frontend craftsmanship, thrive in classified environments, and bring the kind of disciplined engineering mindset that produces secure, maintainable systems under real operational pressure.
NewSenior Vantage Developer System OneSenior Vantage DeveloperArlington, VAThis person should be equally comfortable discussing mission requirements with Army leadership, reviewing a Python transformation in a Foundry Code Repository, designing an Ontology model, and building or guiding the development of a user-facing Workshop or React application. The selected candidate will work directly with Army stakeholders to translate operational requirements into production data applications, analytics workflows, interactive dashboards, and decision-support tools.
NewSr Java Full Stack Developer System OneSr Java Full Stack DeveloperReston, VA$81.06 / hourThis role is focused on replatforming/migrating existing services - moving Java REST services currently deployed on-prem into AWS (EKS) - while continuing to support a modern Angular front end. Pure backend candidates won’t be a fit: the team needs engineers who can flex across the stack as priorities shift and who can demonstrate real front-end experience plus strong aptitude.
NewSenior Microsoft Dynamics 365 and Power Apps Developer System OneSenior Microsoft Dynamics 365 and Power Apps DeveloperBethesda, MDRemote$85–$90 / hourResponsibilities: System One IT is seeking a Senior Microsoft Dynamics 365 and Power Apps Developer to lead all application development and support activities under CLIN 0004, delivering sprint-based enhancements and ongoing support for ABMC's Dynamics 365 Customer Service platform, Power Platform suite, and related OAI-PMH/RESTful API integrations. Required Skills & Certifications: One current Microsoft Dynamics 365 or Power Platform certification, such as PL-400 (Power Platform Developer Expert), MB-230 (Dynamics 365 Customer Service Functional Consultant), or PL-200 (Power Platform Functional Consultant Associate).
NewWeb & Mobile Content Developer System OneWeb & Mobile Content DeveloperMerrifield, VAIn this six-month contractor role, you will support search engine optimization initiatives by monitoring and resolving technical content issues, including identifying and addressing 404 errors, implementing redirects, auditing and enhancing internal linking opportunities, and helping modernize legacy content through the adoption of newer web components and features. The ideal candidate has a strong attention to detail, an understanding of SEO best practices, experience working within content management systems, and the ability to collaborate with content creators and digital teams to ensure a high-quality, user-friendly web experience.
NewGen AI CCAS Application Developer System OneGen AI CCAS Application DeveloperGaithersburg, MD$56.23 / hourBachelor’s degree in Computer Science, Engineering, or related field and 2–4 years of relevant experience; or a Master’s with 2+ years of software development experience including Python and AWS Lambda troubleshooting. Write AWS Lambda (Python) functions to orchestrate Bedrock LLM calls, embeddings workflows, and model invocation logging.
NewJava Developer System OneJava DeveloperGreenbelt, MDRemote$120,000–$190,000 / hourSupport the IRS EDOS program by designing, developing, and testing high-performing, scalable enterprise applications using Java technologies. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewSenior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
NewSenior Specialist, Federal ServiceNow Developer KPMGSenior Specialist, Federal ServiceNow DeveloperWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewSr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
JDE Technical Developer Business Systems Analyst Tri-S Recruiters, IncJDE Technical Developer Business Systems AnalystAlexandria, VADue to a huge JDEdwards project and increase in business we are looking for a JDEdwards EOne techno-Functional expert who could support existing applications and get involved in working with users and customers in the Warehouses, DC's and Manufacturing Plants on some new functionality along with enhancements to current needs. Act as a liaison between the functional distribution areas and IT by communicating verbally with end users in gathering user requirements, walking users through designed solutions and providing support to meet business needs.
Director, Head of Software Engineering HITT ContractingDirector, Head of Software EngineeringFalls Church, VA$130,000–$210,000 / yearThe Head of Software Engineering is accountable for the structure and growth of the engineering organization, the delivery of applications and platforms that serve HITT’s project teams and jobsites nationwide, and the development of a new generation of AI-enabled engineering talent — hiring builders who already work this way and training HITT’s existing developers in new methods. This is a senior leadership role for an engineering executive with a builder’s mindset: someone who has seen firsthand how agentic, AI-enabled development is changing the way software gets made — and who knows how to turn that shift into a durable advantage for one of the nation’s largest general contractors.
Senior ServiceNow Developer Capgemini Government Solutions LLCSenior ServiceNow DeveloperMcLean, VAHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.
ServiceNow Developer Capgemini Government Solutions LLCServiceNow DeveloperMcLean, VAThe disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
NewSalesforce Developer AramarkSalesforce DeveloperRockville, MD$100,000–$130,000Deliver high quality solutions based on cross-cutting functional requirements including business, performance, scalability, compatibility, internationalization, security, auditing, diagnostics & logging, and failover and disaster recovery. As a Salesforce Developer, you will work closely with cross-functional teams to create scalable solutions that enhance the user experience and support business growth.
NewSimulation Developer MANTECHSimulation DeveloperQuantico, VAIntegrates models and simulations into larger system architectures and supports Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts for interoperability testing and model orchestration. As a Simulation Developer, you will serve as a trusted advisor to our customers, ensuring the technical architecture of wargames is robust and reliable while directly shaping the tools used to prepare Marines for the future fight.
NewSenior DevSecOps Engineer CredenceSenior DevSecOps EngineerMcLean, VATechnical Leadership & Team Management: Lead, mentor, and manage a team of approximately five DevSecOps engineers, providing technical direction, prioritizing work, conducting code and architecture reviews, and fostering a collaborative, high-performing "one team" culture while remaining an active hands-on contributor. Hands-On Engineering: Serve as the technical lead for complex infrastructure, automation, and deployment efforts by designing solutions, troubleshooting production issues, developing infrastructure and pipeline code, and supporting implementation across the DevSecOps toolchain.
NewSenior DevSecOps Engineer, Lead CredenceSenior DevSecOps Engineer, LeadMcLean, VACollaboration & Knowledge Sharing: Work closely with software developers, cybersecurity teams, and cloud engineers to integrate security and automation into the software development lifecycle (SDLC). This hybrid role requires expertise in DevSecOps best practices, cloud automation, security compliance, and continuous integration/continuous deployment (CI/CD) to enhance the security, scalability, and efficiency of mission-critical applications.
NewSr. Radar Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)Sr. Radar Systems EngineerLaurel, MD$100,000–$245,000Identify emergent phenomenology, troubleshoot problems affecting sensor performance, and work with a broad network of experts—including prime contractors, government labs, RF‑propagation and meteorology specialists, software developers, combat‑system engineers, and physicists—to deliver integrated solutions. Collaborative Culture: Join a highly motivated, interdisciplinary team of sensor engineers, RF‑propagation and meteorology specialists, software developers, combat‑system engineers, and physicists—all focused on solving complex, mission‑critical problems.
NewDevSecOps Engineer IV PlanIT GroupDevSecOps Engineer IVReston, VAExperience with creating and improving automation scripts across multiple technical stacks using Python, • Experience with troubleshooting and resolving issues related to both open source and commercial tools in public cloud environments. • Experience with AWS & Azure & the development of tools and processes to drive DevSecOps maturity by automating builds, regression testing, monitoring, and pushing releases across environments.
NewElectromagnetic Modeling & Simulation Engineer Johns Hopkins Applied Physics Laboratory (APL)Electromagnetic Modeling & Simulation EngineerLaurel, MD$85,000–$195,000APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
NewArtificial Intelligence (AI) Project Leader Johns Hopkins Applied Physics Laboratory (APL)Artificial Intelligence (AI) Project LeaderLaurel, MD$100,000–$245,000The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewMaritime Surveillance LFA/CLFA System Design and Operations Analyst Johns Hopkins Applied Physics Laboratory (APL)Maritime Surveillance LFA/CLFA System Design and Operations AnalystLaurel, MD$100,000–$245,000We are seeking a dynamic, creative, and analytical candidate to help us assess the design and influence the capability development of the U.S. Navy's Maritime Surveillance Systems (MSS) Low Frequency Active (LFA), Compact LFA (CLFA), and prototype Deployable Active Systems. Have earned a US Navy designator, billet classification, or enlisted classification code related to surveillance systems and/or active sonar, or have a B.S. in Engineering, Physics, Mathematics, Computer Science, or related technical field.
NewSr. Cyber AI Operations Researcher Johns Hopkins Applied Physics Laboratory (APL)Sr. Cyber AI Operations ResearcherLaurel, MD$105,000–$290,000Have experience with integrating full spectrum cyber AI operations (network operations, defensive cyberspace operations, and offensive cyberspace operations) and conventional military operations (kinetic, information, and electronic warfare). Provide subject matter expertise in the areas of Cyber AI Operations and Mission Assurance Develop innovative, cutting-edge prototype solutions to tradecraft-driven problems for DoD and IC customers by blending latest research and industry best practices.
Software Developer (Replenishment at Sea Planner (RASP)) Trigent SolutionsSoftware Developer (Replenishment at Sea Planner (RASP))Chantilly, VARemoteFull timeWhile computer programming and technical design are within the capability of faculty and students at the NPS Operations Research Department, the type of dedicated work required to build detailed interfaces is not an intended use of faculty labor, and delivering user-ready, professionally tested software is outside the scope of thesis students. In order to maintain compatibility with other software tools run on both unclassified and classified computers, RASP requires both web interfaces as well as interfaces to Microsoft Excel via Visual Basic for Applications (VBA).
NewField Mechanic MYR GroupField MechanicDumfries, VAThroughout our rich history, we have partnered with utilities, municipalities, commercial clients, and developers to deliver some of the largest and most complex projects, including new construction, upgrades, maintenance and repair for transmission, distribution and substation facilities, commercial and industrial electrical construction, emergency and storm restoration, clean energy, pre-construction services, and engineer-procure-construct (EPC) methods of project delivery. Must have three years of experience in general heavy truck repair, automotive repair, or equipment repair; equivalent trade school/technical school time may be applied toward this requirement OR have completed a vocational/technical school program or apprenticeship in vehicle and equipment repair and have four years of experience.
Full Stack Engineering Director Pinnacle Technical ResourcesFull Stack Engineering DirectorMcLean,, Virginia$100–$105 / hourContractorThis role uniquely combines hands-on technical leadership with strategic thinking, requiring someone who can design & deliver solutions for today while building capabilities for tomorrow’s AIdriven landscape. The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment.
Full Stack Software Developer Systems Plus, Inc.Full Stack Software DeveloperWashington, DCFull timeWork includes containerizing services with Docker and deploying to AWS (ECS/EKS, plus supporting services like RDS, S3, and CloudWatch), alongside ongoing bug fixes, performance tuning, and technical debt reduction. This role is a full-stack developer position building and maintaining Agency applications end to end, ReactJS front-end and Python/FastAPI back-end, with PostgreSQL for data.