Top Software Engineer Jobs

Build, own, deploy, and operate backend services and APIs powering Mozilla products. Responsibilities include backend development, cloud infrastructure collaboration, monitoring and alerting, production support, incident response, releases, security and privacy reviews, API design, code reviews, and mentoring. The role requires end-to-end service ownership, on-call participation, and maintaining reliable production systems.

Build and own backend services for Mozilla’s Ecosystem Services, including server-side logic, APIs, distributed systems, cloud infrastructure, monitoring, deployments, and production reliability. Participate in on-call support, incident response, releases, security and privacy reviews, code reviews, and cross-functional collaboration. Mentor junior engineers and drive improvements in quality, testing, and engineering processes.

Develop and sustain mission-critical software and systems for a U.S. Government customer. Responsibilities include backend Java development, REST API and service architecture, database integration, debugging, code reviews, automated testing, and Agile collaboration. The role may also involve distributed systems, CI/CD, DevOps technologies, cloud platforms, containerization, and technical problem-solving. An active or reinstatable TS/SCI clearance with polygraph and U.S. citizenship are required.

Build and own full-stack features across patient, clinician, and operational healthcare products. Responsibilities include architecture, scalable coding, testing, CI/CD, code review, technical discussions, stakeholder collaboration, and mentoring. The role requires daily use of AI coding tools and ownership of projects from ideation through rollout. Experience with healthcare, EHR integrations, regulated domains, or consumer startups is beneficial.

Build production software for semiconductor fabrication, including systems modeling tools, recipes, wafers, masks, and process runs. Develop real-time equipment control and monitoring interfaces, ingest telemetry and run data, support metrology and statistical process control, and maintain complete wafer histories. Collaborate directly with process and hardware engineers to turn research into manufacturing capabilities.

Build and own software for fab2’s hardware manufacturing operation. Responsibilities include developing systems for BOMs, parts, revisions, serial numbers, traceability, assembly workflows, testing, inventory, purchasing, and work orders. The role partners directly with engineers and technicians to turn complex physical manufacturing processes into simple, scalable software, connecting design, inventory, build, and test data.

Own ambiguous, cross-team product engineering problems from framing through launch and iteration. Partner with product, design, and data; lead architecture, reliability, performance, and technical decisions across the stack. Influence teams without formal authority, mentor engineers, improve engineering practices, use metrics and experimentation, and apply AI throughout software development. Participate in on-call support.

The Software Engineer will develop and maintain a cloud-native SaaS platform, focusing on frontend and backend development, collaborating with cross-functional teams, and contributing to secure systems in a regulated environment.

Develop and maintain a hardware configuration management database tool, drawing repositories, and change-control workflows. Responsibilities include software design, development, testing, documentation, API and SQL integration, baseline and revision control, reporting, automation, backlog management, and process improvement. The role collaborates with configuration management, hardware engineering, JIRA, government, contractor, and military teams while supporting technical reviews and providing status updates and issue alerts.

Learn new technologies, design and build scalable infrastructure for complex mortgage-servicing regulations, understand the regulated finance industry, and collaborate with Product and Design to improve customer experiences. The intern will contribute to robust software applications and work cross-functionally within a highly technical engineering team.

Lead design and implementation of Pinterest's exabyte-scale data lake storage and metadata systems. Drive architecture and execution for scalable storage features supporting large ML/AI workloads, collaborate across data/ML/infrastructure teams, and contribute to open-source projects (Iceberg, Spark, Flink).

Build robust, scalable software and infrastructure for a regulated mortgage servicing platform. Responsibilities include learning new technologies, designing systems that handle complex federal and state regulations, understanding mortgage industry processes, and collaborating with Product and Design to deliver strong customer experiences. The role offers substantial autonomy in a fast-paced startup environment.

Develop native applications for iPhone, iPad, Apple TV, and Apple Vision Pro. Lead feature development across the application lifecycle, write well-tested and performant code, resolve production issues, improve team processes, and collaborate on sustainable architectures. Mentor engineers through code reviews and pair programming, guide agile delivery, and present solutions to technical and non-technical stakeholders. Integrate backend systems, web services, and third-party software, with AVPlayer and video playback experience preferred.

Build and enhance ABC News direct-to-consumer client applications for Roku streaming devices and smart TVs using BrightScript and SceneGraph. Develop onboarding, browsing, analytics, video playback, and UI features; create reusable components and utilities; optimize performance across devices; and collaborate with Roku, design, SDK, backend, mobile, and product teams. Contribute to JavaScript, React, Node.js, build tooling, AWS, and DevOps systems while supporting hardware, firmware, and certification efforts.

Design, build, deploy, and operate cloud infrastructure and scalable I/O systems for scientific computing, physics simulations, AI workflows, and data-intensive workloads. Optimize compute, storage, and network architectures across CPU and GPU environments. Develop algorithms, debug systems and third-party code, and improve performance across distributed systems, operating systems, kernels, compilers, and parallel-processing frameworks while collaborating independently across teams.

Own the design, development, and automation of Coinbase’s routing infrastructure connecting services to Kubernetes backends. Build scalable capabilities using Envoy, Istio, Ambient Mesh, and SPIFFE; improve routing latency, reliability, and performance; enhance developer tooling with responsible AI; and collaborate with security, reliability, and observability teams to resolve complex distributed-systems issues.

Develop scalable backend services and APIs, create coding tasks and deterministic verifiers for AI systems, debug complex codebases, optimize performance, refactor legacy systems, implement features, and provide technical reviews and reasoning. The role is remote, contract-based, and part-time at 15–20 hours per week.

Develop LLM-powered automation and agent tooling for legacy code analysis and modernization. Build cloud-native migration services, scalable Spark and Databricks data platforms, ETL frameworks, data models, validation controls, and Airflow-orchestrated workflows. Reverse-engineer mainframe and database workloads, transform legacy logic into microservices, optimize MongoDB schemas, and implement near-real-time data synchronization. Requires extensive data engineering, cloud, Python, and AI framework experience.

Designs and leads enterprise backend systems, streaming services, distributed architectures, APIs, databases, Kubernetes deployments, and DevOps automation. The role also contributes to full-stack delivery, product ownership, technical prototyping, client presentations, and end-to-end application delivery while coordinating onshore and offshore teams.

Lead development and maintenance of internal design system libraries, tools, and Figma plugins. Implement AI solutions to speed design workflows, own medium-to-large features end-to-end, run internal user research, provide support and on-call coverage, conduct design and code reviews, and collaborate with designers and engineers to drive technical strategy and adoption.

Lead the architecture, development, testing, and maintenance of scalable backend systems and APIs. Drive technical decisions, code quality, performance optimization, documentation, continuous delivery, and monitoring. Collaborate with product, design, and engineering teams to translate requirements into reliable solutions. Mentor junior engineers, conduct code reviews, resolve complex technical issues, and contribute to agile development and overall technology strategy.

Develop and deploy Java applications and microservices on RHEL/Linux, support containerized hosting and VMware hypervisors, create scripts and deployment automation, follow Agile processes, harden systems to DISA STIG/RMF guidance, and produce test plans and engineering documentation for PEO C4I baselines.

Senior Software Engineer supporting a U.S. Government customer by sustaining critical mission-related software and systems. The role requires extensive software engineering experience, strong communication, teamwork, and independent work. Candidates must hold an active or reinstatable TS/SCI with Polygraph clearance and U.S. citizenship. Key technologies include Hadoop, Accumulo, AWS, Terraform, Java, and Python. The position is based in Annapolis Junction, Maryland, with limited telework available after acclimation and training.

Develop and sustain mission-critical government software and systems as a senior Python engineer. Apply Python and related technologies including Kotlin/Java, Terraform, Elasticsearch, OpenSearch, and AWS. Work independently and collaboratively on software engineering projects, support customer mission needs, and contribute to reliable solutions using Agile development practices. The position requires a TS/SCI with Polygraph clearance and supports partial telework after acclimation and training.

Build and operate large-scale financial systems, distributed data platforms, and pipelines for Stripe. Responsibilities include translating fintech requirements into scalable software, leading multi-team technical projects, debugging production issues, analyzing complex datasets, supporting payment infrastructure, and improving data pipeline reliability through monitoring and automation.