Top Software Engineer Jobs

Senior full‑stack engineer responsible for architecting, testing, and shipping end-to-end web applications. Refactor and optimize code, collaborate with product and data engineering teams to serve large-scale financial reporting and data-visualization workloads.

Develop, test, document, deliver, and maintain healthcare utilization management software. Responsibilities include designing data models and application modules using Microsoft .NET technologies, integrating client interfaces, automating and troubleshooting scheduled jobs, monitoring production performance, resolving technical issues, and supporting end users. The role requires independent and collaborative work, peer training, technical documentation, and occasional customer-site travel.

Design, modernize, and build cloud-native applications for quantitative portfolio tools. Integrate third-party data, implement secure coding practices, create unit/integration tests, perform code reviews, and use AWS, Kafka, Docker, Terraform, and NoSQL technologies. Collaborate with business and development teams and drive cross-functional software initiatives.

Develop and maintain management planning tools for NASA aeronautics programs, including task plans, milestones, budgets, dashboards, charts, and presentations. Analyze and integrate data, optimize SQL databases, develop web-based applications, provide technical support, and train users. Collaborate with managers, analysts, and stakeholders to deliver reliable tools and actionable insights aligned with strategic and operational objectives.

Develop and maintain scalable full-stack web applications for NASA’s Extensible Traffic Management Client. Build React-based user interfaces and JavaScript server-side applications, integrate REST APIs, implement automated testing, and support containerized deployments with Docker and Kubernetes. Collaborate with designers and agile team members, conduct code reviews, practice continuous delivery, and deliver reliable, high-performance software for aerospace operations.

Develop JavaScript-based simulation web applications using React and Node.js. Build data-driven 2D/3D visualization components, backend integrations, dashboards, and reusable simulation modules. Collaborate with researchers, customers, DevOps teams, and system administrators to deliver scalable, secure frontends for aviation research, demonstrations, analytics, and operational use. Apply automated testing, CI/CD, cloud deployment, API integration, and software quality practices.

Develop backend services supporting NASA’s Extensible Traffic Management Client and integrated airspace management. Build enterprise applications using Java and/or JavaScript/TypeScript, microservices, event-driven architectures, containers, message brokers, and authorization protocols. Participate in Agile development, code reviews, frequent deployments, and testing. The role requires collaboration, documentation, and reliable software development, with opportunities to work with cloud services, APIs, and relational and NoSQL databases.

Develop and maintain high-fidelity, man-in-the-loop, real-time synchronous aircraft and spacecraft simulation software. Apply object-oriented design and C++ development under Linux and Windows, support simulation infrastructure and operations, and contribute to flight simulation software and hardware services. Work with simulation systems, databases, graphics interfaces, and Agile development practices while communicating effectively with project teams.

Design and implement high-performance networking code for Zscaler Client Connector using Rust and platform-native APIs. Build testable, documented foundations across desktop platforms, debug complex networking and security issues, and contribute to major development projects. Collaborate with product managers and cross-functional teams to deliver customer-impacting features while addressing scale, performance, quality, and security requirements.

Build and operate resilient, low-latency microservices for Zscaler’s cloud-native control plane. Own services end to end across design, coding, deployment, observability, security, incident response, and optimization. Contribute to CI/CD, GitOps, progressive delivery, multi-region architecture, autoscaling, capacity planning, and cost optimization. Collaborate with Product, SRE, Security, and Architecture teams while improving engineering standards, reliability, and service security.

Lead the modernization of Zscaler’s ZIA control plane through scalable, API-first microservices and multi-region architectures. Design, develop, operate, and secure event-driven services across AWS, Kubernetes, and cloud-native infrastructure. Establish reliability, observability, security, delivery, and contract-governance standards while driving roadmap execution, incident response, performance optimization, cost management, and cross-functional technical leadership.

Develop and implement software solutions using Java, Python, and JavaScript; design scalable applications and microservices; conduct code reviews; apply CI/CD and ATDD practices; analyze business requirements; manage testing and troubleshooting; and support digital integration and architecture initiatives. The role also involves client collaboration, relationship building, mentoring junior team members, and applying AI-human collaboration to improve software capabilities and user experiences.

Develop and document software controlling directed energy systems and subsystems. Establish software repositories and configuration control, participate in design reviews and conferences, and collaborate with scientists, engineers, technicians, and program managers in research, development, and prototyping environments.

Leads architecture and delivery of an enterprise-scale risk data platform using Databricks, AWS, Spark, and lakehouse technologies. Responsibilities include building ingestion and transformation pipelines, automating tenant onboarding, implementing infrastructure as code and CI/CD, embedding governance and security, improving reliability and observability, guiding architecture decisions, evaluating AI-assisted engineering practices, influencing senior stakeholders, and mentoring engineering teams.

This role involves developing and maintaining front and backend code for a cloud-based web platform, collaborating with product teams, and providing technical leadership.

Build and ship customer-facing fullstack features across Django/Python backend and React/TypeScript frontend. Integrate AI/LLM capabilities into product workflows, own projects end-to-end, write well-tested code, and improve deployment and development processes in a fast-moving startup.

Build and own internal people-intelligence products used by company leaders, including performance, workforce planning, headcount, budgeting, and organizational analytics tools. Develop Go services and React/TypeScript frontends, data pipelines, integrations, metrics, and visualizations. Deploy and operate systems on GCP and AWS, modernize legacy Python/Flask applications, and protect sensitive people and financial data. Partner directly with leaders and internal teams to define and deliver reliable solutions.

Design, develop, test, deploy, and support Java/Spring Boot microservices for a high-volume, event-driven notification platform. Contribute to architecture, platform modernization (Kafka, cloud-native patterns), observability, CI/CD, production support, and mentorship while collaborating with product, QA, and partner teams.

Develop scalable Java-based distributed systems for BILL’s Growth team, focusing on customer acquisition, activation, onboarding, and product expansion. Build high-performance SaaS applications using AWS services, SQL and NoSQL databases, Gradle, and CI/CD pipelines. Collaborate with feature teams and product managers while applying generative AI and LLM technologies to accelerate engineering workflows.

Develop, test, maintain, debug, and support full-stack software across development, testing, and production environments. Build proofs of concept, evaluate technologies, collaborate with developers, designers, and stakeholders, and contribute to usability and user experience decisions. The role also involves production reliability, technical decision-making, adherence to development best practices, and independently managing priorities in a remote environment.

Build responsive, accessible mobile web experiences for AI agents, including task creation, activity tracking, feedback, streaming updates, long-running workflows, and connectivity changes. Partner with design, product, research, backend, and full-stack teams to develop interaction patterns, APIs, synchronization, and frontend architecture. Own features from exploration through launch and refinement while improving performance, usability, and reliability.

Build and launch full-stack product features for personal AI agents across web interfaces, APIs, backend services, and data models. Design persistent asynchronous workflows, agent execution interfaces, and reliable cross-device experiences. Translate emerging model capabilities into prototypes, improve performance and fault recovery, and own projects from exploration through launch and iteration. Help establish technical direction, testing practices, and observability while collaborating with product, design, research, and engineering teams.

Build and maintain scalable fullstack web and desktop applications across frontend and backend systems. Develop React and TypeScript interfaces, RESTful APIs, microservices, and backend services using technologies such as Node.js, Java, Python, and AWS. Collaborate with product and design teams, participate in code reviews and systems design, troubleshoot performance issues, and contribute to Agile and CI/CD processes.

Develop and deliver Python-focused front-office rates technology for trading desks, including intraday and end-of-day risk and P&L solutions. Partner with traders, risk managers, and technology teams to gather requirements, design architectures, write and test software, automate releases, maintain test suites, and support CI/CD. Mentor engineers, perform proofs of concept, and deliver solutions across the full lifecycle in an Agile environment.

Leads the architecture, development, and delivery of a global equity derivatives pricing platform and RFQ workflow. Develops Java server and C# client features, designs REST-based solutions, maintains automated test suites, improves CI/CD pipelines, and supports deployment strategies. The role includes requirements refinement, architecture planning, proof-of-concepts, agile delivery, compliance, mentoring engineers, and collaboration with business and platform partners.