Top Software Engineer Jobs

Design, build, and ship end-to-end product features for an AI-powered recruiting platform. Improve profile-result ranking, search filters, data sources, onboarding, and LLM-based workflows. Collaborate closely with founders, make engineering decisions, fine-tune models, develop feedback loops, and own projects across a stack including Next.js, React, Node.js, OpenSearch, AWS SQS, and Spark.

Designs, builds, and maintains scalable backend applications, services, and APIs for processing sensor data from smartphones and connected vehicles. Translates business requirements into technical solutions, participates in code and design reviews, supports production systems, and mentors junior developers. The role requires strong programming skills, SQL database experience, AWS experience, and hybrid work in Cambridge, Massachusetts.

Staff Software Engineer responsible for designing, building, and operating distributed market data systems. The role focuses on real-time blockchain data ingestion, streaming, normalization, storage, APIs, reliability, data correctness, observability, incident recovery, and production support. The engineer will lead technical decisions, mentor teammates, translate ambiguous requirements into designs, and use AI-assisted development throughout the software lifecycle.

Lead complex software initiatives across New York Magazine’s web, publishing, subscription, and mobile platforms. Build subscription, identity, payment, entitlement, editorial, and experimentation features using Node.js, Vue, React, and React Native. Guide architecture, modernization, testing, reliability, accessibility, security, and responsible AI adoption. Mentor engineers and collaborate with product, design, editorial, analytics, and revenue teams to improve reader experience, conversion, engagement, and retention.

Own architecture and technical direction for mission-critical Rust services, including an AI/API gateway, policy engine, Kubernetes controller, and ingestion worker. Write production Rust code while supporting Kubernetes, Helm, Argo CD, AWS EKS, Terraform, and Python tooling. Use AI coding tools daily, support secure government deployments, and contribute to on-call, observability, security engineering, and agentic AI services.

Design, build, deploy, and support complex scalable software systems across application and infrastructure layers. Develop APIs and data flows, manage AWS environments and CI/CD pipelines, improve testing and code quality, contribute to architecture and incident response, and mentor engineers. Collaborate with government clients, designers, product managers, and policy experts to deliver secure, compliant digital services.

Develop, test, document, and deploy mobile software for the Fanatics Sportsbook app. Build features using Kotlin Multiplatform and modern mobile UI frameworks, collaborate with product and design teams, participate in code reviews and Agile planning, support production through on-call troubleshooting, and contribute to software quality, operational excellence, and customer experience.

Designs, develops, integrates, and supports enterprise Oracle Cloud Financials solutions across Procurement, AP, AR, Collections, and GL. Leads financial systems enhancements, integrations, production troubleshooting, reporting, testing, deployments, monitoring, and cross-functional projects. Translates finance and accounting requirements into secure, scalable solutions using Oracle Cloud technologies, mentors engineers, supports audits and month-end close, and applies automation and AI to improve operational efficiency.

Leads the design, development, and maintenance of complex backend software systems. Owns significant features end to end, makes architectural decisions, improves scalability and performance, ensures code quality, mentors engineers, and collaborates with cross-functional teams. Builds production-ready C# and .NET APIs within microservices and containerized environments, using cloud databases and services. Participates in code reviews, testing, debugging, and continuous improvement.

Design, implement, and test workstation-based and hardware-in-the-loop simulation software for avionics systems. Develop C/C++ and Python components, real-time embedded applications, and software interfacing with low-level hardware. Collaborate with project leads, systems engineers, and users to define requirements and designs. Conduct unit, functional, requirements, design, code, and test reviews while applying continuous integration and modern source control practices.

Staff and Principal Software Engineers will own large technical domains end to end, making architecture decisions, building scalable backend systems, improving reliability and performance, and collaborating with product, leadership, and customers. Responsibilities include mentoring engineers, driving cross-team technical decisions, and shipping production solutions. Potential areas include AI telemetry, billing ingestion, cloud data infrastructure, integrations, identity, cost optimization, and customer-facing applications.

Guide technical implementation of next-generation native Android applications. Architect mobile applications and frameworks, make technology decisions, solve complex engineering problems, collaborate across teams, mentor others, and improve development workflows using AI and LLM tools. The role requires expert Kotlin development, Android framework expertise, GraphQL experience, and strong mobile architecture skills, with preferred knowledge of KMM, Jetpack Compose, MVI, CI/CD, and automated testing.

Own the architecture, reliability, operation, and evolution of Trustly’s payments transaction orchestration systems. Lead service contracts, observability, on-call operations, incident response, root-cause remediation, documentation, AI-assisted implementation, and integration testing. Partner with global engineering teams, take ownership of a mature business-critical codebase, and help hire and lead a new team. The role requires deep distributed-systems expertise, payment or financial systems experience, and strong knowledge of correctness, concurrency, idempotency, and production operations.

Lead technical strategy and engineering quality across Payment Intelligence products. Drive performance, distributed systems, APIs, and frontend work; collaborate with ML, product, and design teams; partner with large merchants and ship scalable, high-quality software.

Develop, test, debug, integrate, and maintain software for embedded navigation systems supporting national defense products. Apply MATLAB/Simulink, C, C++, or Python; use model-based engineering and agile practices; perform software and system integration; and support mission- and safety-critical development. The role requires collaboration, technical leadership, navigation algorithm experience, onsite work, U.S. citizenship, and the ability to obtain and maintain a Secret clearance.

Develop and support full-stack SaaS, e-commerce, and consumer applications throughout the software development lifecycle. Design scalable distributed systems using Microsoft technologies and Azure, write secure and high-quality code, troubleshoot issues, apply AI-assisted development practices, contribute to architecture and engineering culture, collaborate with business teams, and mentor software engineers.

Develop and maintain software interfaces integrating cameras, radios, sensors, and other payloads with autonomous systems. Build SDK/API integrations, configuration and monitoring tools, mission application extensions, and Docker-based deployments. Debug Linux, networking, hardware, and distributed software systems; contribute production-ready changes upstream; and support field testing, demonstrations, and operational deployments.

Develop and certify flight software for NASA’s lunar base, vehicles, and assets. Responsibilities include software requirements and interface definition, design, development, systems engineering, integration, testing, verification, performance analysis, and avionics test-bed integration. The engineer will collaborate with NASA programs and contractors while following Johnson Space Center software processes. The role requires C and Linux expertise, full software lifecycle experience, and strong communication and teamwork skills.

Leads software engineering efforts for the Order Up product, developing, testing, deploying, monitoring, and maintaining production applications. Responsibilities include reliability, resilience, performance tuning, security, cloud infrastructure, observability, automated testing, architectural documentation, and technical roadmap development. The role collaborates with product teams, supports agile delivery, resolves complex issues, and mentors junior engineers while contributing reusable code and improving team productivity.

Set web application architecture across frontend, APIs, and supporting services; lead Angular-to-React and BFF-to-Platform API modernization; establish cloud deployment, API, accessibility, performance, testing, and quality standards; design EMR/EHR integrations; partner across platform and mobile teams; shape regulated software traceability; and mentor engineers through reference implementations, tooling, and technical leadership.

Set full-stack web architecture across React, Angular, APIs, BFFs, and cloud platforms; lead large-scale modernization, integrations, deployment patterns, engineering standards, testing, accessibility, performance, and regulated design controls. Build reference implementations and tooling, partner with platform and mobile teams, mentor engineers, and establish practices adopted across multiple teams.

Build, deploy, maintain, and monitor highly scalable backend applications and distributed systems. Write performant, secure, fault-tolerant code; review peers’ work; evaluate technologies; develop automated tests; improve observability and availability; manage technical debt; and collaborate across teams to deliver reliable customer-facing platform features.

Design, implement, test, and deliver frontend application features using React. Collaborate with product, design, and engineering stakeholders; solve complex technical problems; improve architecture, scalability, performance, security, and development practices. Own feature sets and technical debt, contribute to CI/CD and software lifecycle processes, and provide technical leadership and mentorship.

Lead the design, implementation, modernization, and optimization of large-scale big data systems processing trillions of identity graph connections. Develop batch processing solutions, REST APIs, and scalable applications using Spark, cloud platforms, and modern infrastructure tools. Collaborate with product managers and engineering teams while emphasizing performance, reliability, security, privacy, compliance, and cost effectiveness.

Develop, test, troubleshoot, deploy, and maintain software supporting transformer and component design. Translate engineering requirements into software solutions, support calculations and data workflows, integrate ERP and engineering systems, document code and processes, and collaborate with engineering, manufacturing, quality, supply chain, sales, and IT teams. The role also involves legacy code analysis, database querying, code reviews, validation, and continuous improvement in an onsite manufacturing environment.