45 Results for

Ruby on Rails Jobs in Maryland City, MD

Jobs

New!

Baltimore, MDToday

$110,000–$132,000 Per Year

In this role, you will lead the team responsible for our shared application platform and its operational excellence—ensuring deployments run smoothly, environments remain stable, and cross-functional engineering teams are empowered to deliver with consistency and confidence. 8–10+ years of experience in software engineering, 3 or more years of progressive responsibility as an engineer on development teams directly responsible for building and delivering software-intensive systems.

New!

Baltimore, MDToday

$110,000–$132,000 Per Year

In this role, you will work closely with Product, UX, Engineering Managers, and other senior engineers to shape platform architecture, guide technical direction, and deliver scalable, high-quality software that improves the financial wellness of our customers. See OneMain Financial Privacy Policy at https://www.onemainfinancial.com/legal and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.

Washington, DC30+ days ago

As a member of our development team, you will work closely with subject matter experts, chief engineers, business analysts, system architects, UI designers, SOA and RoR developers, DBA's, testers and others to design and implement APIs and Web-based applications. Title Ruby on Rails Developer Role Hybrid (Washington DC Candidates must be Local to the DMV area) Visa Open to USC, GC Interview Virtual (However, client may switch to in-person at their discretion.)

Washington, DC25 days ago

Integrate 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.

Owings Mills, MD30+ days ago

$90,000–$105,000 Per Year

The Baltimore Ravens are seeking a Football Systems Developer to join a collaborative team dedicated to building technology solutions that support our coaches, scouts, and performance staff. Assist in the development and maintenance of internal web applications and tools, working primarily within the Ruby on Rails framework.

New!

Washington DC, DCToday

Remote

By 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.

Washington, District of Columbia30+ days ago

$135,000–$170,000 Per Year

However, 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. Experience working with both relational databases such as PostgreSQL, MySQL, and NoSQL databases like Firestore, MongoDB, ensuring effective database design, optimization, and scalability.

Washington, District of Columbia30+ days ago

Remote

The 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.

McLean, Virginia14 days ago

$140,000–$190,000 Per Year

Ellicott City, MD30+ days ago

Remote

The developer works collaboratively with design, product, and engineering teams to deliver high-quality, user-centered solutions. The Mid-Level Frontend Developer supports the development and enhancement of the Maryland Paid Family and Medical Leave Insurance (MD FAMLI) web experience.

Fort Meade, Maryland30+ days ago

Develop derived requirements for Information Assurance Services (Confidentiality, Integrity, Nonrepudiation, and Availability); Basic Information Assurance Mechanisms (e.g., Identification, Authentication, Access Control, Accountability); and Security Mechanism Technology (Passwords, cryptography, discretionary access control, access control, hashing, key management, etc.). Bachelor’s (BA) degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university or related experience.

Baltimore, MD30+ days ago

$167,032.32–$226,686.72 Per Year

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, weve been growing our government-contracting portfolio, and along the way, weve created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work.

Washington, DC14 days ago

Remote

Iterating 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.

Washington, DC30+ days ago

$120,000–$130,000 Per Year

This 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.

Fort Meade, MD30+ days ago

$131,800–$290,000 Per Year

Qualifications: Required: • Minimum five plus (5+) years of industry experience • Current Top Secret/Secure Compartmented Information (TS/SCI) clearance with Poly • Bachelor's (BA) degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university or related experience • Must have knowledge of field-programmable gate arrays (FPGAs) • Must have knowledge of ModelSim, for VHSIC hardware description language (VHDL) or Verilog HDL coding and simulations, and Xilinx tools. • Develop derived requirements for Information Assurance Services (Confidentiality, Integrity, Nonrepudiation, and Availability); Basic Information Assurance Mechanisms (e.g., Identification, Authentication, Access Control, Accountability); and Security Mechanism Technology (Passwords, cryptography, discretionary access control, access control, hashing, key management, etc.).

Washington DC, District of Columbia30+ days ago

Our 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.

Alexandria, VA17 days ago

$86,800–$198,000 Per Year

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Bachelor's degree in Computer Science or Computer Engineering and 3+ years of experience in software engineering, or 7+ years of experience in software engineering in lieu of a degree.

Alexandria, VA17 days ago

$69,400–$158,000 Per Year

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Bachelor's degree in Computer Science or Computer Engineering and 3+ years of experience in software engineering or 7+ years of experience in software engineering in lieu of a degree.

Mclean, VA14 days ago

$183,367–$214,500 Per Year

We leverage Claude and the Model Context Protocol (MCP) to supercharge our development lifecycle, while architecting production-grade solutions on Google Vertex AI to build agents that automate complex, manual call center functions, streamlining how our members interact with identity verification. The annual base salary listed does not include a company bonus, incentive for sales roles, equity and benefits which will be determined based on experience, skills, education, relevant training, geographic location and role.

Washington, DC14 days ago

This 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.

Washington DC, District of Columbia30+ days ago

Washington DC, DC30+ days ago

$138,400–$173,000 Per Year

Develop 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. Affordable Housing is an enormously complex domain - requiring complex data gathering and recurring submission of that data for certification and compliance-all within a diverse and ever-shifting regulatory environment.

Washington DC, DC30+ days ago

$138,400–$173,000 Per Year

Develop 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.

Washington DC, DC30+ days ago

$138,400–$173,000 Per Year

This 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.

Washington DC, DC30+ days ago

Remote

$182,000–$222,000 Per Year

The 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.

Washington, DC30+ days ago

Remote

$140,000–$175,000 Per Year

McLean, Virginia7 days ago

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Successful candidate will be expected to provide cloud service expertise in one or more of these areas: Java application integration, java enterprise services and experience with the CI/CD pipeline and DEVOPS on the customer network within the AWS Platform.

Washington, DC30+ days ago

$82,000–$140,000 Per Year

Comfortable 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.

Hanover, MD18 days ago

$235,000–$245,000 Per Year

Demonstrate knowledge of commonly used application programming languages, frameworks and components (to include, but not limited to: Python, Ruby, shell scripting, C++, HTML, CSS, AJAX, JSON/XML, JavaScript/TypeScript and JQuery, React, SQL/NoSQL and relational databases, etc…). Essential Responsibilities: The DevOps team's responsibilities include capturing and evaluating requirements, designing services, pipelines and user interfaces/experiences (UI/UX) that are elegant and forward-thinking, selecting and implementing technologies that are the best fit for the application, managing and configuring the application code, documenting, testing, and maintaining the application during its lifespan.

Hanover, Maryland19 days ago

Demonstrate knowledge of commonly used application programming languages, frameworks and components (to include, but not limited to: Python, Ruby, shell scripting, C++, HTML, CSS, AJAX, JSON/XML, JavaScript/TypeScript and JQuery, React, SQL/NoSQL and relational databases, etc…). The DevOps team’s responsibilities include capturing and evaluating requirements, designing services, pipelines and user interfaces/experiences (UI/UX) that are elegant and forward-thinking, selecting and implementing technologies that are the best fit for the application, managing and configuring the application code, documenting, testing, and maintaining the application during its lifespan.

Washington, DC11 days ago

Serving 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.

Washington, DC16 days ago

$64,048.99–$99,083.31 Per Year

We enable research and teaching through access to the latest scholarship and rich archival resources, tailored support for researchers at all levels, guidance for faculty who want to explore new teaching methods and technologies in the classroom, and robust support for online education. Through innovative partnerships, dynamic workshops, and team-based approaches to project management and problem solving, GWLAI fosters collaboration and provides leadership across the university to support the shared mission of generating, making accessible, and preserving new knowledge.

Jessup, MD30+ days ago

$162,000–$200,000 Per Year

Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data. Agencies of the U.S. Department of Defense and allied military services use the company's hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition.

Washington, DC14 days ago

Remote

As 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.

MD30+ days ago

Youll partner with engineering leadership, product, and our developer community to understand emerging capabilities in real-time AI and communications, and translate them into products developers actually want to use. Well look to you to have a product-oriented mindset, own technical quality across the stack (performance, reliability, latency, and developer experience), and carry genuine excitement about what programmable communications and embedded AI make possible.

McLean, VA26 days ago

$151,900–$173,400 Per Year

This role has a high level of exposure across the lines of business and the opportunity to work with Executives to shape and deliver a payments governance strategy and implement critical initiatives tied to the priorities of the Enterprise Payments organization. The Enterprise Payments Governance and Oversight team is seeking a dynamic Manager who will play a pivotal role defining and implementing the future of payments governance and oversight for the enterprise.

McLean, VA17 days ago

$120,800–$137,900 Per Year

You will be instrumental in a transforming payments risk management that blends strategic oversight with hands-on technical execution: Revolutionize Oversight: Provide thought leadership and own the day-to-day risk procedure oversight to enable the shift from reactive to proactive risk identification and trends in alignment with Enterprise Risk Management (1st and 2nd line) teams. This role has a high level of exposure across the lines of business and the opportunity to work with Executives to shape and deliver a payments governance strategy and implement critical initiatives tied to the priorities of the Enterprise Payments organization.

Washington, DC14 days ago

Over time, you'll build reusable tooling and self-service capabilities that enable faster iteration between Data Science and Production—reducing handoff friction and accelerating time-to-value for new models. You'll work closely with our Data Scientist, who focuses on customer discovery and prototype development, to take validated models from notebooks to production systems that serve predictions to our customers.

Baltimore, MD30+ days ago

The Continental group sector offers its customers connected, environment-friendly, safe and convenient industry and service solutions using a range of materials for off-highway applications, on rails and roads, in the air, under and above the ground, in industrial environments, for the food sector and the furniture industry. The Sales Manager Exterior Living is accountable for aggressively driving and executing the segment's sales strategy in the assigned region, with full responsibility for delivering ambitious growth targets in sales, margin, and market share for the LivTec product portfolio.

New!

Arlington, Virginia4 days ago

We support many programs and agencies as both a prime and a subcontractor and created a strong reputation working with top tier partners doing work for all major Intelligence Community agencies, DoW, and Special Operations customers. Black Cape’s approach to solution development combines lessons learned from developing and deploying applications to customer cloud environments with industry best practices in Agile development and DevOps.

Arlington, Virginia11 days ago

Remote

We know this is a Skillbridge internship program that bridges the gap from your military training to practical application in the civilian technical world, but we have found that candidates with three to six months (or more) of technical experience usually thrive best in our program. This company model combines lessons learned from developing and deploying multiple applications to production on JWICS and Amazon Web Services (AWS) with commercial best practices in DevOps and Agile development.

McLean, VA11 days ago

Security, Risk & Reliability: Own and evolve the team's real-time risk engine and its integration across authentication flows — detecting and mitigating credential attacks, account takeover, and abuse while preserving a low-friction experience for legitimate members. Independently drive small-to-medium features end-to-end from design through deployment, collaborating closely with Product, Design, and Security to translate requirements into well-tested, production-ready code.

Adelphi, Maryland30+ days ago

Lead the educational institutions Microsoft security “cloud first” strategy leading to fully leverage SDN (Software Defined Networking) Zero Trust, and Least Privilege strategies. Perform hands-on testing of applications, as well as build and enforce information risk management requirements and structure, including providing practical secure architecture skills and developing and implementing Information Security best practices.

Washington DC, DC30+ days ago

$167,200–$209,000 Per Year

Who 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.

Arlington, VA30+ days ago

$216,000–$297,000 Per Year

If you have some or all of the following, please apply: Required: • 7+ years relevant experience, at least part of which in a startup or high-growth environment • Strong software engineering practices (coding, unit testing, code reviews, design documentation and collaborative reviews) • Backend development: Experience with modern backend tech stacks (we use Ruby and Elixir, but expertise in Python, Node.js, Go, or similar is valued) • Frontend development: JavaScript/TypeScript, HTML5, CSS3 and knowledge of modern frontend frameworks • Experience building data pipelines, ETL processes, or working with large-scale data processing • Comfort working with both structured and unstructured data • Strong verbal and written communication skills • Alignment with BetterUps mission of enabling self-driven behavior change. Automation & Scale: • Architect and build automation tooling that reduces manual effort in insight generation and delivery by 75%, unlocking our ability to scale from 15-25 partners to hundreds • Design and implement data pipelines that systematically process unstructured data (session recordings, chat logs, behavioral signals) through our Intelligence Layer • Build self-service tooling that empowers cross-functional teams (PICs, Partner Value, Labs) to access and deliver insights without engineering bottlenecks • Develop monitoring and observability systems to ensure insight quality and pipeline reliability at scale.

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Ruby on Rails Jobs in Maryland City, MD

Software Engineering Manager - (Rails, Node, Angular, JavaScript) OneMain Financial

Staff Software Engineer (React, TypeScript, Rails, Node) OneMain Financial

ROR developer Shiftcode Analytics, Inc

Back End Developer Vanda Pharmaceuticals Inc

Analytics Player Personnel - Football Systems Developer Baltimore Ravens

Senior Full Stack IoT Software Developer Sarnova

Senior Software Developer II - Full Stack BLEN

Infrastructure Engineer III HackerOne

Full Stack Developer Steampunk

Frontend Dev (Some Backend) Expert In Recruitment Solutions

Mid to Senior Systems/Hardware Engineer (VHDL) CACI

Cloud Systems Architect Contact Government Services LLC

Senior Software Engineer GiveCampus

Lead Software Engineer, RoR Homecare Software Solutions LLC

Mid to Senior Systems/Hardware Engineer (VHDL) CACI International Inc

Software Engineer Berkeley Research Group

Full Stack Cloud Developer, Senior Booz Allen Hamilton Inc

Full Stack Cloud Developer Booz Allen Hamilton Inc

Staff Software Development Engineer - Tools Team ID.me

Senior Software Engineer- Finance & Business Systems GiveCampus

Software Engineering Manager Berkeley Research Group

Sr. Software Engineer - Affordable Housing AppFolio Inc

Sr. Software Engineer - Mixed Portfolio Foundation AppFolio Inc

Sr. Software Engineer - Leasing AppFolio Inc

Senior Software Engineer, Platform HackerOne Inc

Infrastructure Engineer III HackerOne Inc

DevOps Cloud Engineer - TS/SCI with Polygraph GD Information Technology

Product Reliability Engineer - Defense Palantir Technologies Inc

Software Engineer Amentum Services Inc

Software Engineer Amentum

Staff Software Engineer GiveCampus

Systems Administrator George Washington University

DevSecOps Engineer AeroVironment Inc

Senior Engineering Manager GiveCampus

Lead Software Engineer - Full Stack SignalWire, Inc.

Enterprise Payments Governance & Oversight Manager - Hybrid Capital One Financial Corp

Principal Associate, Risk Management - Hybrid Capital One Financial Corp

Senior Machine Learning Engineer GiveCampus

Sales Manager--Exterior Vinyl Window Applications Continental AG

Wonderful Full Stack Software Engineer Black Cape

US Military Skillbridge Internship (Software Engineer)_Arlington, VA Black Cape

Authentication Engineer Walter

Senior Microsoft Security Engineer University of Maryland Global Campus

Staff Software Engineer - Investor/Owner AppFolio Inc

Staff Full-Stack Engineer BetterUp Inc

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