Top Software Engineer Jobs

Own full-stack cart, checkout, and order-confirmation initiatives from technical design through production measurement. Build accessible web experiences with TypeScript and modern frameworks, resilient Python APIs and services, stateful transaction workflows, and reliable integrations. Improve performance and completion through experimentation, observability, feature flags, and customer data. Collaborate with product, UX, analytics, platform, and commerce teams while contributing code reviews, testing, documentation, mentoring, and operational readiness.

Embed with customers to design and build end-to-end software solutions, acting like a startup CTO. Iterate with users, own high-stakes projects, and improve Credal's AI platform while navigating real-world complexity and ambiguity.

The Autonomy Software Engineer will develop and integrate systems, lead teams, conduct tests, and engage with customers to ensure robust mission systems solutions.

The Autonomy Software Engineer develops and integrates software systems for defense-related sensor technology, focusing on real-time applications and system testing.

The Autonomy Software Engineer will develop, integrate, and test autonomous systems using C++, lead teams for real-time applications, and support customer requirements.

Develop and integrate autonomy and mission systems software for sensing platforms, implement real-time Modern C++ applications from higher-level algorithms, lead small teams, perform M&S and live testing using LVC infrastructure, and engage with customers to shape requirements and deployments.

Design, implement, and maintain full-stack cloud-based software solutions for a DoD customer. Collaborate with stakeholders, apply DevOps practices, build cross-network portable and secure applications, and document operations and maintenance standards.

Design, build, test, and deploy secure, scalable backend microservices (Java/Spring Boot) on cloud platforms (AWS/Azure). Contribute to platform capabilities, CI/CD, observability, and AI-assisted development workflows; validate AI-generated code; collaborate in Agile teams; support Python or front-end tasks as needed; produce documentation and operational runbooks.

As a Software Engineer at Opendoor, you'll build production systems, own features from design to deployment, and use AI tools while mentoring teammates and improving code quality.

As a Software Engineer at Numeric, you'll develop and scale the financial data platform, focusing on automation, reporting, and transaction monitoring, while contributing to product strategy and user-centric solutions.

Designs, develops, and supports internal platforms, backend services, microservices, and engineering tools for Mastercard’s payment ecosystem. Responsibilities include architecture, coding, testing, troubleshooting, performance optimization, observability, automation, secure development, and production deployment. The role collaborates with product, design, and engineering teams, contributes to scalable distributed systems, reviews code, and mentors less experienced engineers.

Design and evolve core double-entry ledger systems supporting balances, trading positions, financial reporting, reconciliation, and proof-of-reserve mechanisms. Partner with engineering, Finance, Data Engineering, and Product teams to ensure financial correctness, extensible data models, and accurate legal entity, pricing, and ledger placement decisions. Requires backend engineering expertise and strong accounting knowledge, with preferred experience in crypto infrastructure, blockchain, event-driven architectures, Kafka, or fintech accounting systems.

Lead development of web, mobile, and backend applications using modern cloud technologies. Design and implement major components, build secure and high-quality solutions, develop RESTful APIs, perform database and SQL development, conduct unit testing, configure mobile entitlements and deployment profiles, and collaborate with stakeholders and cross-functional teams.

Build and ship customer-facing transaction features end to end, including APIs, data models, pipelines, integrations, and user interfaces. Collaborate with product and design teams, contribute high-quality code, drive technical discussions, identify risks, and deliver production systems using a modern Python stack.

Design, develop, deploy, and maintain scalable customer-facing software, APIs, workflows, and data-driven services. Define technical requirements, create implementation plans, automate and test releases, review code and architecture, and drive technical decisions. The role includes mentoring engineers, identifying technical gaps, maintaining engineering excellence, and serving as a product-domain expert while collaborating with product managers, data scientists, team leads, and managers.

Leads the design, development, testing, and deployment of enterprise middleware software and microservice APIs using Microsoft technologies. Makes architecture and technology-stack decisions, guides agile development, reviews code and designs, mentors developers, and ensures code quality, security, observability, and continuous integration. The role focuses on cloud-native solutions across Azure and AWS, including containers, serverless systems, API management, distributed architectures, and emerging enterprise AI integrations.

Leads design and delivery of Plan Intelligence, an analytics platform using React, TypeScript, Python FastAPI, PostgreSQL, and AWS. Owns features end to end, mentors engineers, architects scalable solutions, collaborates with data engineering, builds mapping and analytics experiences, integrates LLM features, improves performance, and supports development through production environments. Responsibilities include testing, documentation, code reviews, security, integrations, monitoring, and establishing engineering practices.

Design, develop, test, deploy, and support full-stack enterprise applications using Microsoft technologies, React, Node.js, and SQL Server. Integrate AI capabilities, LLM APIs, and agentic workflows into legal technology solutions. Build REST APIs, maintain application integrations, troubleshoot complex production issues, and follow security, governance, QA, and release practices. Mentor junior engineers, collaborate with infrastructure and data teams, and use AI-powered development tools to improve delivery efficiency.

Build and maintain large-scale healthcare data platform software using HL7/FHIR, Apache Spark, Python, Scala, Databricks, and cloud technologies. Shape technical roadmaps, architecture, and implementation approaches; collaborate with product and business stakeholders; maintain CI/CD and staging environments; and mentor junior engineers. The role requires deep healthcare data expertise, technical leadership, and experience with modern software engineering and integration practices.

Develop and maintain full-stack TypeScript applications using React, Node.js, and PostgreSQL. Build intuitive user interfaces, scalable APIs, and secure systems; collaborate on architecture, code reviews, testing, deployments, incident response, and infrastructure improvements. Mentor engineers, reduce technical debt, participate in Agile ceremonies, and support production systems in a remote-first environment.

Own the technical direction of Zipline’s integrations platform by designing SDKs, connector frameworks, APIs, development tools, and reliability practices. Build scalable backend and frontend integration capabilities, establish architecture and compatibility standards, enable self-service development, improve launch repeatability, and support enterprise partner implementations. Lead technical reviews, mentor engineers, collaborate across Product and Commercial teams, and maintain production reliability through observability, incident response, and automation.

Build and maintain full-stack software supporting patient-centered healthcare products. Contribute to architecture, technical standards, code reviews, design discussions, and reliable implementation. Collaborate with product managers, designers, and stakeholders, while advocating for privacy, security, and access to care. Mentor engineers, document knowledge, identify technical improvements, and help shape project direction. The role requires backend, database, cloud, and AI development-tool experience in a fully remote environment.

Designs and develops reliable, modular, secure software components on RHEL, including C++ applications, X Windows applications, and web-based middleware. Builds front-end applications using JavaScript and React, supports large-scale production systems, and works with Linux servers, databases, networking, storage, and performance optimization. Develops software and policies supporting security accreditations. This is an on-site San Diego role requiring an active Secret clearance and up to 10% annual travel.

Build and maintain a full-stack web platform for instrument control, microscopy image processing, image viewing, and data management. Develop Django services, distributed processing workflows, and high-performance browser applications. Own features from design through deployment, collaborate with scientists, engineers, and product stakeholders, clarify evolving requirements, debug complex systems, and contribute to technology evaluation and team knowledge sharing.

Build frontend, backend, and occasional mobile features for creator sponsorships. Own projects autonomously from product research and concept through implementation and deployment, collaborating with designers, writers, support staff, leadership, and sponsorship partners. Work across TypeScript, Node.js, Express, React, and PostgreSQL while contributing to product direction and delivering high-quality production experiences.