Top Senior Software Engineer Jobs

Build and operate backend systems that transform financial data into accurate, reviewable bookkeeping. Own end-to-end projects from design through rollout, implement reliable automation and reconciliation, improve observability and auditability, investigate production issues, and mentor teammates while partnering with product, design, and bookkeeping experts.

Design, build, and maintain core data platforms, services, and APIs that enable operational data access. Develop scalable backend systems, data pipelines, and automation; collaborate across teams; own services end-to-end from architecture through production support.

Design, develop, and maintain APIs and microservices for BaaS partner onboarding. Collaborate with product and architecture, enforce CI/CD and observability, mentor engineers, support incident response and root cause analysis, draft architectural documentation, refactor code, and ensure security and compliance with SLAs and fintech standards.

Design, build, and maintain APIs and microservices for a BaaS platform; collaborate on architecture and requirements; ensure reliability, security, and observability; mentor engineers; participate in incident response and documentation; evaluate new technologies and refactor code for scalability and configurability.

Design, develop, and maintain APIs and microservices for a BaaS platform; collaborate on architecture; ensure reliability, security, observability, and SLA compliance; mentor engineers and support incident response and partner onboarding.

Design, build, and maintain APIs and microservices for a BaaS platform supporting partner onboarding. Collaborate with product and architecture teams, mentor engineers, ensure CI/CD and observability, manage incident response and SLAs, draft architecture docs, evaluate new technologies, and refactor code for reliability, security, and scalability.

Design, build, and maintain scalable, secure BaaS APIs and microservices. Collaborate with product and architecture teams, lead code reviews and mentoring, implement CI/CD and observability, respond to incidents, produce architectural documentation, refactor codebase, and evaluate emerging technologies to improve partner onboarding and platform reliability.

Develop, maintain, and modernize real-time software for flight and mission simulators. Integrate software with hardware, troubleshoot legacy systems, participate in code reviews and Agile/Waterfall processes, mentor engineers, and support mission-critical simulator reliability and performance.

Design, implement, and maintain scalable Java-based software solutions. Collaborate across the SDLC with stakeholders and development teams, integrate DevOps and CI/CD practices, support operational tasks, ensure security and performance, drive feature development, conduct code reviews, and stay current with emerging technologies.

Build, operate, and scale distributed data infrastructure (Kafka, Spark, Flink, Trino, HDFS) to enable real-time ML pipelines and analytics at petabyte scale. Design high-throughput, low-latency ingestion and transport, optimize performance, debug distributed systems, and collaborate with ML and product teams to ensure reliable, production-grade data movement and compute.

Design, build, and optimize scalable front-end features for global ticketing platforms. Provide technical leadership, write RFCs, mentor developers, perform code reviews, ensure performance and security, support releases and incidents, and collaborate cross-functionally to deliver high-performance B2B and customer-facing applications.

Design, build, and optimize front-end features for global ticketing platforms. Provide technical guidance, write RFCs, support releases and incidents, mentor developers, perform code reviews, and integrate third-party systems while focusing on performance and scalability.

Design and evolve the open-source auth framework and enterprise platform: core architecture, public APIs, plugin and package systems, cross-runtime compatibility, reactive client state, security protocols, release quality, and OSS contributor leadership.

Build and own the full-stack Better Auth infrastructure dashboard: design and implement frontend (App Router) and backend APIs, data and analytics pipelines, performance, security, and enterprise features with product and design judgment.

Own backend and platform development for hosted and self-hosted deployments: design APIs, runtime architecture, data and event pipelines, edge/serverless services, deployments, observability, and SOC 2–level security and compliance to ensure reliability and scalability.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

Join a remote Agile team to develop and maintain a national consumer-facing enterprise platform. Duties include full-stack feature development, automated and manual testing, code reviews, CI/CD and container orchestration, performance analysis and optimization, client-facing technical consulting, mentorship, and exploring AI engineering opportunities.

As a Senior Software Engineer, you will lead end-to-end feature development for a customer-facing product, make product decisions, and collaborate with team members and users.

The Staff Software Engineer will lead technical roadmaps, develop backend and frontend applications, and ensure system scalability and reliability while mentoring other engineers.

Develop and maintain AI-driven features, design scalable data structures and pipelines, and enhance platform capabilities while collaborating with teams.

As a Senior Software Engineer in Infrastructure, you'll manage GPU and cloud infrastructure, ensuring stability and enhancing developer experience in a fast-paced environment.

Develop and maintain bioinformatics software systems, collaborate with scientists, and implement efficient algorithms for data processing.

Develop capabilities for the VCS21 Management Subsystem by implementing new features, fixing defects, creating unit tests, and participating in code reviews.

Develop and maintain C# .NET web applications, support architecture and upgrades, lead projects, and create automated tests while ensuring user-friendly interfaces.

Develop capabilities for the VCS21 Management Subsystem by implementing features, maintaining unit tests, fixing defects, and participating in reviews.