Top Software Engineer Jobs in Washington DC,

Develop and deploy scalable full-stack healthcare applications using Go, TypeScript, Angular, and AWS. Responsibilities include technical design, coding, automated unit/integration/end-to-end testing, code reviews, troubleshooting, agile ceremonies, mentorship, architecture improvements, and occasional on-call support. The role contributes technical leadership across frontend and backend systems while collaborating with Scrum teams and cross-functional partners.

Design and scale asynchronous Python backend systems, including REST/WebSocket APIs, multi-agent LLM workflows, provider-agnostic integrations, and RAG pipelines. Own relational data models, observability, performance, CI/CD, and production deployment. Establish AI governance covering code review, provenance, licensing, security, compliance, and customer data handling. Drive ideas from concept through production while owning architecture and outcomes.

Develops, enhances, tests, and maintains enterprise Java applications and RESTful web services. Responsibilities include modernizing legacy systems, building Java EE/JEE applications, implementing authentication and authorization, optimizing PostgreSQL databases, supporting AWS environments and CI/CD pipelines, applying security and accessibility standards, and translating business requirements into application features. Collaborates with technical teams and stakeholders in a remote work environment.

Design, build, and implement Dynamics 365 solutions in a cloud/microservice environment. Develop C#/.NET plugins, APIs, and Azure Functions; participate in requirements analysis, code reviews, testing, deployment, and SDLC documentation. Collaborate with Agile teams, interface with clients, mentor junior developers, and support VA federal projects.

Develops, implements, maintains, and troubleshoots GIS solutions, geospatial tools, hosted services, and integrations using the ESRI ecosystem. Responsibilities include working with GIS databases and web services, gathering application requirements, conducting feasibility analysis, supporting software testing and documentation, resolving system integration issues, and providing VDI support. The role is remote and scheduled for 30 hours per week.

Develop and release scalable mobile features primarily with React Native and TypeScript for iOS and Android. Integrate React Native into existing native applications, build native modules, make architecture decisions, optimize performance and accessibility, and contribute to testing, CI/CD, monitoring, documentation, and releases. Collaborate with product and engineering teams, conduct code reviews, mentor developers, support technical planning, and promote responsible use of AI-assisted development tools.

Leads architecture, development, and operation of Python-based AWS backend and IoT cloud services. Designs Lambda microservices, REST APIs, event-driven workflows, telemetry pipelines, data models, and AWS IoT Core integrations. Provides hands-on technical leadership through coding, design and code reviews, mentoring, planning, and standards development. Ensures security, scalability, observability, CI/CD, production readiness, incident response, and cross-functional alignment across firmware, mobile, QA, DevOps, Product, and Security teams.

Lead multiple engineering teams responsible for Fetch’s advertiser experience and Ad Manager platform. Set technical strategy, guide architecture, modernize and migrate established tooling, and deliver scalable advertiser workflows for campaign planning, buying, budgeting, and reporting. Partner with Product, Design, Sales, GTM, and AdOps to align priorities and outcomes. Develop engineering leaders, improve delivery effectiveness, and shape AI-assisted advertiser experiences while maintaining reliability, security, transparency, and user control.

Architect, develop, and maintain full-stack software for a fintech and proptech platform. Build scalable Node.js, JavaScript, and TypeScript back-end systems, APIs, PostgreSQL databases, serverless AWS applications, and infrastructure-as-code deployments. Integrate AI technologies and modern React applications while participating in the full software development lifecycle. Collaborate with product and QA teams to gather requirements, test solutions, resolve issues, and deliver reliable software in a fast-paced startup environment.

Designs, develops, maintains, and troubleshoots scalable software applications using .NET, SQL Server, UI frameworks, and cloud technologies. Collaborates with product owners, developers, testers, and technology leads; participates in code reviews; writes documented code; and improves software development practices.