Top Software Engineer Jobs in Washington DC,

Lead a multi-team engineering organization responsible for delivery, technical quality, production reliability, security, privacy, and AI-native development practices. Build scalable teams and managers, establish cross-team delivery systems, partner with Product and Design, oversee observability and incident response, use engineering metrics to guide improvements, and shape hiring, leveling, and talent development.

Develop high-quality, scalable, and maintainable software solutions as part of a small engineering team. Coach client teams on modern software development practices, apply test-driven development, and participate in ongoing training and professional development. The role is hybrid, requiring onsite work two to three days per week.

Leads engineering teams responsible for Twilio’s Porting, Hosting, and A2P Messaging products. Owns roadmap delivery, architecture collaboration, reliability, incident response, security, AI-assisted development, stakeholder alignment, and operational tooling. Recruits, develops, and retains a high-performing engineering organization while balancing customer commitments, platform needs, and operational investments.

Develop and maintain scalable backend applications, microservices, APIs, integrations, and production-ready client-facing features. Ensure systems are secure, documented, tested, and performant while collaborating with product, engineering, and business stakeholders. Translate business goals into technical architecture, estimate scope and timelines, and contribute across the technology stack in a remote, cross-disciplinary environment.

Lead and implement full-stack architectural foundations across frontend, backend, and AI interfaces. Define API-first patterns, select standardized libraries and monorepo practices, produce system diagrams and documentation, enforce code quality and testing, and mentor developers to improve performance, security, and maintainability.

Build high-performance, responsive, and accessible frontend applications across e-commerce, B2B, and internal tools using Next.js, React, and TypeScript. Implement design-system components, optimize Core Web Vitals, add animations, support A/B testing, collaborate in a monorepo with backend teams, and design interfaces for AI agents with real-time streaming and error handling.

Design end-to-end technical architecture for an integrated supply-chain e-commerce platform (MES→WMS→OMS→Payments→Invoices). Define modular service architecture, API contracts, tenant isolation (Postgres RLS), deployment IaC (Terraform, Docker, Traefik), observability (Prometheus/Grafana/OpenTelemetry), security (JWT, Vault), and integration of production AI agent frameworks (LangChain/LlamaIndex/AutoGen). Mentor teams and deliver compliant, scalable technical blueprints with target SLOs.

Lead and grow engineering teams building blockchain and Web3 products. Drive technical strategy, architecture, delivery, quality, hiring, mentoring, and engineering processes to ensure reliable product delivery and team scaling.

Design and implement smart contracts and blockchain-based applications, build backend integrations with blockchain networks, participate in architecture and security reviews, improve scalability and reliability, mentor engineers, and collaborate with product and design to ship production-ready Web3 products.

Lead architecture and development of mobile apps for Web3 products. Define mobile standards, integrate wallets and blockchain networks, drive performance and reliability, mentor engineers, own releases and product stability, and collaborate with product, design, and backend teams.

Builds production-ready design and interface components in code, bridging design and engineering across React Native, React, and mobile and web platforms. Uses AI coding tools such as Cursor, Claude Code, and v0 at high production velocity. Defines design-to-code workflows, design tokens, component architecture, and improved handoff practices while collaborating closely with designers and engineers in a fast-moving environment.

Develop and enhance Android applications using Kotlin and Java, applying MVVM and MVC design patterns and asynchronous programming. Collaborate with engineers, designers, and product managers in an agile Scrum environment. Provide technical support and training, oversee project deliverables, mentor colleagues, and help clients align digital solutions with business goals. The role also involves adopting AI tools, communicating effectively, and contributing to rapid product development.

Build and maintain end-to-end product features across frontend, backend, and databases. Design APIs, authentication, data models, integrations, and AI-assisted workflows. Ship production-ready SaaS components, debug across the stack, improve reliability and performance, and collaborate on product and architecture decisions in an early-stage startup.

Design, build, and operate Airbnb’s global service mesh and network infrastructure. Responsibilities include defining mesh capabilities, improving routing, security, resilience, and failover, establishing SLOs, leading incident and change management, mentoring engineers, coordinating cross-functional infrastructure initiatives, and optimizing capacity, reliability, and cost for large-scale distributed systems.

Own Airbnb’s Workday integration architecture, technical strategy, and production reliability across global HR, payroll, benefits, and employee systems. Build complex Workday integrations, payroll interfaces, Extend applications, and AI-enabled MCP tooling. Establish security, observability, governance, deployment, and compliance standards while managing release cycles and technical debt. Serve as the technical authority, mentor engineers, lead architectural decisions, and partner with HR, security, privacy, finance, enterprise architecture, and vendors.