Top Software Engineer Jobs

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.

Develop and operate scalable distributed systems for NVIDIA DGX Cloud’s GPU clusters. Responsibilities include Kubernetes-based GPU scheduling, operator and software development, cluster health monitoring, telemetry analysis, incident management, and improving the reliability, availability, scalability, and performance of AI infrastructure. The role collaborates across teams to maintain production systems supporting large-scale AI workloads.

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.

Lead organization-wide technical direction for FoundryIQ, an enterprise AI platform. Drive secure, reliable, scalable developer experiences across services, SDKs, agentic tools, search, and knowledge systems. Establish engineering quality, responsible AI, operational readiness, privacy, and security practices while mentoring technical leaders and coordinating cross-group planning. Translate ambiguous customer and business needs into strategy, milestones, and measurable outcomes, using feedback and operational data to improve adoption and delivery.

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.

Lead design, development, testing, and deployment of scalable web applications using Python/Django and React. Mentor junior developers, participate in architecture and code reviews, optimize PostgreSQL, integrate AI-assisted tools, and collaborate with cross-functional teams to deliver high-quality features following CI/CD and best practices.

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.

Lead backend-focused software engineering across teams, setting architecture, coding standards, and delivery practices. Build production systems with .NET and SQL Server, design scalable APIs and distributed integrations, and improve observability, security, and performance. Develop AI-assisted engineering workflows, agents, skills, and review standards. Mentor engineers, drive ambiguous initiatives, contribute to frontend features, and operate systems in Azure using strong CI/CD and Git practices.

Build and own core payment infrastructure and APIs end-to-end using full-stack skills. Design robust asynchronous systems and state machines (queuing, scheduling, webhooks), collaborate with CTO, BD, and customers to shape product, and set engineering standards and best practices as an early hire.

Design and develop shared platform systems, foundational data platforms, cloud infrastructure, orchestration, and software delivery tooling. Partner with stakeholders and cross-functional teams to define and deliver features, improve engineering practices, and communicate technical concepts. The role requires expertise in backend systems, distributed systems, public cloud, containerization, databases, orchestration, and CI/CD, with opportunities to support AI-focused products.

Lead the architecture, development, and operation of a reliable orchestration platform for distributed workflows. Build workflow primitives, APIs, and infrastructure supporting scheduling, retries, state management, observability, security, scalability, and developer experience. Partner with cross-functional teams, establish engineering standards, and drive technically complex projects from design through production operation.

Develops resilient, scalable, and high-performing healthcare payment platform solutions across the full application stack. Designs backend services and web applications using Java, Spring, NodeJS, JavaScript or TypeScript, modern frontend frameworks, AWS, SQL, and REST APIs. Contributes to technical and product discussions, applies automated testing and continuous integration practices, and works independently with strong ownership. Preferred experience includes generative AI, machine learning, Kafka, data pipelines, statistics, and healthcare.