Principal Software Engineer, SIEM Ruby/Rails Huntress Labs IncPrincipal Software Engineer, SIEM Ruby/RailsDCRemoteAs a Principal Software Engineer at Huntress, you will be responsible for leading a feature delivery team in the design, development, and high-quality release of software features for the Huntress SIEM Platform that provides for automated detection and human-powered threat hunting. Collaborate closely with the team engineering manager, product manager, security research, platform, and architect on strategic initiatives and technical designs.
Back End Developer Vanda Pharmaceuticals IncBack End DeveloperDCIntegrate and maintain Salesforce integrations and data synchronization workflows between internal applications, CRM platforms, and third-party systems. Collaborate with business stakeholders to understand workflows, identify operational gaps, and build scalable technical solutions.
Senior Full Stack IoT Software Developer SarnovaSenior Full Stack IoT Software DeveloperWashington DC, DCRemoteBy driving the development of intelligent, connected devices, the Senior Full Stack IoT Developer directly supports strategic initiatives in product innovation, operational efficiency, and customer experience. Customers’ emergency preparedness needs are met via Cardio Partners’ nationwide CPR training courses and state-of-the-art program management services.
NewFull Stack Developer ManTech International CorpFull Stack DeveloperDC$94,800–$157,200 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
Senior Software Engineer GiveCampusSenior Software EngineerWashington, DCRemoteIterating quickly, building new features from start to finish and back end to front end, including architecture design, coding, automated testing, and supporting each implementation in production. We have a beautiful 12,000sf office in Washington, DC that is available for people to use whenever they want, and we regularly organize team meet-ups, visit partner institutions, and host retreats in various locations.
Cloud Systems Architect Contact Government Services LLCCloud Systems ArchitectDC$167,032.32–$226,686.72 / yearSkills and attributes for success: The candidate will be knowledgeable of the most recent updates and developments and act as an advisor to our customer in reference to the cloud management strategies to be employed to take advantage of the benefits offered by cloud computing such as being able to function without any restrictions to the workload, initiate as many workstations as necessary per time period and pay only for what they actually use. For the past seven years, we've been growing our government-contracting portfolio, and along the way, we've created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work.
Lead Software Engineer, RoR Homecare Software Solutions LLCLead Software Engineer, RoRDC$120,000–$130,000 / yearThis role will help guide the transition from a single-tenant architecture toward a scalable, multi-tenant (Shopify-like) model, while also partnering closely with DevOps and engineering teams to identify, fix, and improve broken development and operational processes. This role is both builder and fixer: writing production Rails code, improving infrastructure and delivery workflows, and raising the bar on reliability, scalability, and execution across teams.
Software Engineer Berkeley Research GroupSoftware EngineerWashington DC, District of ColumbiaOur unique structure nurtures the interdisciplinary relationships that give us the edge, laying the groundwork for more informed insights and more original, incisive thinking from diverse perspectives that, when paired with our global reach and resources, make us uniquely capable to address our clients’ challenges. Second Sight Solutions, a subsidiary of Berkeley Research Group (BRG), is a health technology company, and our innovative technology reimagines how drug discount data is exchanged, establishing new connections and improving transparency for drug manufacturers and their customers.
Senior Software Engineer- Finance & Business Systems GiveCampusSenior Software Engineer- Finance & Business SystemsWashington, DCThis role is ideal for a Rails engineer who wants to apply strong technical skills in close partnership with Finance, Operations, and Engineering leadership, and who is motivated by solving real operational problems rather than working exclusively from a product roadmap. We have a beautiful 12,000sf office in Washington, DC that is available for people to use whenever they want, and we regularly organize team meet-ups, visit partner institutions, and host retreats in various locations.
Software Engineer Contract Civis Analytics, IncSoftware Engineer ContractWashington, DCReact on the front end, Python/Ruby/Node on the back end, and SQL alongside a team of engineers, designers, and product managers who care deeply about what they build and who they build it for. The opportunity to be part of a growing tech startup focused on solving interesting and meaningful problems, invested in internal promotion, and committed to fostering a diverse, equal and inclusive workplace.
Staff Software Engineer GiveCampusStaff Software EngineerWashington, DCServing as a technical thought leader and advisor across pods, helping other teams resolve their toughest challenges and guiding long-term technical planning. We have a beautiful 12,000sf office in Washington, DC that is available for people to use whenever they want, and we regularly organize team meet-ups, visit partner institutions, and host retreats in various locations.
Sr. Software Engineer - Accounting AppFolio IncSr. Software Engineer - AccountingDC$138,400–$173,000 / yearThis is an ideal opportunity for someone who has a passion for building leading-edge software, thrives on solving complex business logic, and is driven to help build a successful SaaS product used by thousands of happy businesses. Full-Stack Engineering: Develop scalable, robust, and performant solutions using our core stack (Ruby on Rails, TypeScript, GraphQL, React) to solve complex business problems.
Sr. Software Engineer - Mixed Portfolio Foundation AppFolio IncSr. Software Engineer - Mixed Portfolio FoundationWashington DC, DC$138,400–$173,000 / yearDevelop scalable, robust, and simple web-based solutions to solve complex business problems - this will involve some combination of leveraging our existing technology, refactoring, integrating with partners, or starting from scratch when it makes sense. This is an ideal opportunity for someone who has a passion for building leading-edge software and solving problems with long term solutions in order to build a scalable successful SaaS product used by thousands of happy businesses.
Software Engineering Manager Berkeley Research GroupSoftware Engineering ManagerWashington DC, District of ColumbiaOur unique structure nurtures the interdisciplinary relationships that give us the edge, laying the groundwork for more informed insights and more original, incisive thinking from diverse perspectives that, when paired with our global reach and resources, make us uniquely capable to address our clients’ challenges. Second Sight Solutions, a subsidiary of Berkeley Research Group (BRG), is a health technology company, and our innovative technology reimagines how drug discount data is exchanged, establishing new connections and improving transparency for drug manufacturers and their customers.
Senior Software Engineer, Platform HackerOne IncSenior Software Engineer, PlatformDCRemote$182,000–$222,000 / yearThe HackerOne Platform unites agentic AI solutions with the ingenuity of the world's largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems.
Senior Engineering Manager GiveCampusSenior Engineering ManagerWashington, DCRemoteAs one of two Dev Managers on a growing team of 30+ Engineers, you will be responsible for managing two or more engineering pods which consist of a Tech Lead and 2-5 engineers working closely with a PM from the Product team. We have a beautiful 12,000sf office in Washington, DC that is available for people to use whenever they want, and we regularly organize team meet-ups, visit partner institutions, and host retreats in various locations.
LMS/LXP Integration Engineer (Contract) FreethinkLMS/LXP Integration Engineer (Contract)DCWhat You'll Need Proven experience integrating with enterprise LMS or LXP platforms — any of: Workday, SAP SuccessFactors, Cornerstone, Oracle Learning, Degreed, Percipio, or comparable systems. Maintain and extend existing integrations Maintain existing integrations with Workday CCL, SAP SuccessFactors, Skillsoft Percipio, Seertech, and Degreed.
Product Reliability Engineer - Defense Palantir Technologies IncProduct Reliability Engineer - DefenseDC$82,000–$140,000 / yearComfortable with and curious about large-scale production systems and technologies • Confidence in troubleshooting complex issues independently using observability tools and stack traces • Familiarity with monitoring tools such as Prometheus and health checks • Experience coding with Java, Go, and/or web technologies (e.g., HTML, CSS, JavaScript, Python, Ruby, Django, Flask, Ruby on Rails, etc.) is a plus • Track record of identifying bugs in codebases and contributing fixes leading to long-term service stability • Demonstrated ability in making data-driven decisions and engaging with stakeholders on strategy. • Continuously invest in documentation, metrics, monitors, and other troubleshooting tools • Participate in on-call rotations during business hours and occasional weekends • Diagnose, resolve, and prevent issues encountered in the field • Deliver end-to-end improvements to core products based on these issues you encounter in the field • Improve observability by refactoring codepaths and introducing telemetry • Identify and implement data-driven opportunities for improved service resilience • Develop strategic opinions on stability investments and inform the vision for long-term product stability.
NewDirector, Software Engineering Zelis Healthcare, Inc.Director, Software EngineeringDC$169,000–$213,750 / yearThis is a place for builders with a growth mindset who act with agility, embrace change, and use modern technology to shape smarter solutions, exceptional experiences, and the future of our industry for our clients, customers, and our culture. Reporting to the Senior Director of Product Engineering, you will play a key role in delivering scalable, high-quality solutions that power provider search, rate calculation, and member rewards.
NewStaff Software Engineer - Investor/Owner AppFolioStaff Software Engineer - Investor/OwnerWashington, DC$167,200–$209,000 / yearStaff Software Engineer – Investor/Owner Software Engineering: Santa Barbara, California; San Diego, California; Dallas, Texas; Remote locations including Atlanta, GA; Chicago, IL; San Francisco, CA; Denver, CO; Washington DC, United States. Track record of leading high‑stakes projects from initial ambiguity to successful launch, aligning stakeholders, making technical trade‑offs, and ensuring long‑term system health.
Staff Software Engineer - Investor/Owner AppFolio IncStaff Software Engineer - Investor/OwnerDC$167,200–$209,000 / yearWho we are looking for: We are looking for a pioneering technical leader to join a young, high-growth, cross-functional product development team, and to help drive the engineering growth and evolution of our Investor segment. You have a track record of leading high-stakes projects from initial ambiguity to successful launch-aligning stakeholders, making tough technical trade-offs, and ensuring long-term system health.