Top Senior Software Engineer Jobs

Senior full‑stack engineer who mentors teams and drives adoption of modern engineering practices (Agile, TDD, ATDD, microservices, containerization). Design and implement solutions across frontend and backend, work with AWS/EKS/OpenShift, manage vendor and cross‑functional dependencies, and collaborate with business, legal, and compliance stakeholders to deliver enterprise software.

Design, develop, and maintain Java-based backend services using Spring/Spring Boot. Build RESTful APIs, write automated tests, use Git/Git Flow, Docker/Kubernetes, Kafka and SQL. Follow modern DevOps practices and collaborate cross-functionally to support payment/FinTech solutions.

Lead engineering of core scheduling and orchestration subsystems for an orbital edge compute platform. Own an MVP for autonomous scheduling across compute node fleets, scale to larger satellite fleets with data sovereignty, design performant and reliable distributed engines, build scheduling and workload-placement logic for intermittent-connectivity edge environments, and provide technical leadership while partnering with cross-functional teams to deliver secure, customer-focused solutions.

Design, implement, and support core platform services to enable Recurly to scale. Participate in requirements and solution design, estimate technical impacts, build reliable integrations, deploy to cloud environments, and collaborate cross-functionally. Use Golang and other languages, follow iterative development, and improve business value through maintainable code.

Design, develop, and deliver high-quality, secure production software. Lead feature design and implementation, author technical documentation, perform code reviews, troubleshoot production issues, support on-call escalations, and collaborate with cross-functional teams to improve scalability, reliability, and security.

Build and operate backend systems and APIs (Go, REST/gRPC) for entitlements, policies, and customer onboarding. Lead cross-team integrations, extend AI features into customer experiences, own features end-to-end, mentor engineers, and drive a product-focused roadmap with iterative delivery.

Build and maintain full-stack features, data pipelines, and cloud infrastructure for large-scale ad management and analytics. Integrate with advertising platform APIs, apply ML/NLP for forecasting and recommendations, collaborate with product and marketing teams, and use AI coding tools to accelerate development.

Design, build, and maintain scalable backend services and APIs for millions of users. Collaborate with product and UX, implement automated testing, participate in on-call incident management, and mentor teammates while delivering complex distributed-system projects.

Architect and implement scalable customer-facing and back-office systems across frontend and backend. Build REST APIs, web and mobile apps, deploy on AWS, define engineering best practices, mentor junior engineers, and incorporate AI-assisted development to improve productivity and product quality.

Technical lead for the Apps & Behaviors platform powering SmartApps and automations. Design and build scalable, reliable AWS-based services, own features end-to-end (code through infrastructure and releases), improve reliability/observability, apply security-conscious design, adopt AI-assisted engineering practices, and mentor other engineers.

Build and maintain core platform systems powering Astro's public API, authentication, billing, and alerting. Design scalable backend services, collaborate with product and frontend teams, improve platform reliability, and contribute to architecture and operational practices.

Maintain and extend long-term supported forks of major JavaScript frameworks. Develop and secure code in JavaScript/TypeScript, backport fixes, triage and patch CVEs, build CI/CD and automation, collaborate with security and OSS contributors, and drive platform reliability and architecture decisions.

Design, build, and scale GraphQL APIs, low-latency gRPC services, and SQL-backed wagering flows for online casino products. Own complex technical problems end-to-end, improve production performance and observability (DataDog), mentor engineers, and deliver integrations with game providers while operating services on Kubernetes and participating in on-call rotations.

Lead design and implementation of scalable APIs and agent communication layers for an AI-agent driven advertising marketplace. Build high-throughput backend systems, integrate agent frameworks and adtech partners, drive architecture for authentication and protocols, mentor engineers, and prototype agent communication patterns while collaborating with product and design.

Build and own end-to-end, production-grade full‑stack features across backend, frontend, data pipelines, and infrastructure. Collaborate with stakeholders to translate business problems into shipped software, drive cross-team initiatives, and improve tooling and code quality. Use AI coding tools daily to accelerate development and maintain reliability for customer-facing products.

Lead end-to-end design, development, and quality of enterprise cloud solutions. Estimate costs, define quality criteria, implement complex systems, manage engineering processes, risks, and dependencies, and mentor teams. Serve as technical lead across large, cross-functional projects to deliver measurable, user-centric healthcare technology solutions.

Lead backend development for ticketing products: design, build, test, deploy, monitor Java-based services on AWS. Drive code quality, mentor engineers, own projects end-to-end, collaborate with product and TPMs, and improve performance and scalability.

Lead full-stack development and architecture for a student mental-health platform. Own features end-to-end using Rails, Hotwire, and React (TypeScript), drive technical decisions, ship well-tested production code, improve tooling and AI-assisted workflows, collaborate with clinical and product teams, and mentor engineers.

Design, build, deploy, and operate production-grade backend services for healthcare intelligence. Own service architecture, APIs, observability, reliability, security, CI/CD, and cloud-native platform integrations to support AI-enabled workflows and scalable production systems.

Lead design and implementation of cloud-based backend systems for global antenna scheduling, customer-facing APIs, billing/metering, and orchestration. Build reliable, scalable control and data planes across cloud and on-prem, collaborate with customers and operations, and enable secure TT&C and payload data transfer.

The Staff Backend Software Engineer will lead technical direction, design and implement backend systems, and mentor engineers while driving technical excellence.

Lead design, implementation, and support of full-stack web applications and core systems; mentor engineers; triage production issues; negotiate complex technical solutions; drive cloud-native, containerized architectures and best practices; support faculty research projects and contribute to open-source development.

Design, implement, and operate scalable, secure backend data automation services for a cloud-based SaaS/PaaS platform. Architect APIs and asynchronous pipelines, develop and test production-quality Python services, integrate cross-service features, mentor engineers, support high-availability operation and on-call rotations, and collaborate with support and user teams to document and resolve complex issues.

The role involves designing, developing, and delivering connected fleet solutions, while participating in code reviews, automation, and documentation. Requires full-stack development skills and experience with cloud services.

As a Senior Software Engineer on the Web Registration team, you'll build and maintain core functionalities for the user registration flow, enhance service stability, and integrate analytics tools while collaborating with product and design teams.