Top Software Engineer Jobs

The Full Stack Senior Software Engineer will design and develop a regulated EEG platform, focusing on back-end services, security compliance with FedRAMP, and full software lifecycle management.

Lead the development of scalable applications, mentor junior engineers, and collaborate to enhance a sales automation platform.

The Senior Software Engineer will build and maintain scalable applications, lead feature design and implementation, mentor junior engineers, and contribute to the technical roadmap.

Develop and manage scalable database infrastructure, optimize data pipelines, and ensure data security compliance for TRM's blockchain intelligence products.

The Senior Software Engineer will design and implement APIs, oversee infrastructure in a multi-tenant system, manage complex robotics systems, and mentor engineers while collaborating across teams.

Lead design and implementation of a headless Optimizely DXP front-end using Next.js on Vercel for 150+ marketing sites. Define content models and architectural standards, implement personalization and A/B testing, optimize performance and accessibility, manage CI/CD and repository ecosystems, and mentor engineering peers to enable repeatable, scalable site launches.

Lead development of the TypeScript stack, build and scale frontend and SDKs (Lit 3+), develop a custom web automation library, contribute to Rails backend, prototype and ship features, and integrate with fintech APIs.

The Senior Software Engineer will lead projects, architect solutions, mentor junior staff, and work full stack on platform development.

Build and optimize frontend signup and activation experiences to increase conversion and engagement. Partner with product, design, and data teams to implement performant, accessible, and experiment-driven user flows, mentor peers, and influence technical direction.

Design, develop, and scale cloud-native .NET applications and APIs on Azure. Produce unit-tested code, implement RESTful and SOAP services, design database objects, and apply cloud architecture patterns while taking on increasing leadership responsibilities.

Lead backend development and technical direction for Java/Spring Boot microservices. Design APIs, integrate event-driven systems and data stores, troubleshoot production, mentor engineers, ensure test coverage, coordinate releases, and adopt AI-assisted engineering practices.

Lead modernization of legacy operational systems into microservices. Develop Java Spring Boot and Python-based AWS services, build REST APIs, implement CI/CD, and collaborate within Agile teams to sustain mission-critical government software.

Develop high-quality, performant React/Next.js components and AI-native interfaces; troubleshoot and maintain secure, scalable front-end software; collaborate across teams in an agile environment; evaluate tools and document designs to deliver customer-driven features.

Design, build, and maintain scalable, low-latency backend services and APIs for ad delivery and gamer behavior understanding. Collaborate with ML, product, and data teams to improve performance, observability, reliability, and cost-efficiency while contributing to platform architecture and technical direction.

Design, build, and maintain high-scale backend services and APIs for ad delivery and gamer behavior understanding. Improve performance, reliability, observability, and cost-efficiency while collaborating with ML, product, and data teams on platform architecture and new features.

As a Senior Software Engineer at Duolingo, you will collaborate on software projects, maintain backend services, and optimize delivery pipelines while ensuring quality and reliability.

Design and implement secure, high-performance, responsive frontend UIs for networking, data management, and cloud platforms using React and TypeScript. Integrate with backend APIs (REST, GraphQL, gRPC, WebSocket), optimize performance and caching, enforce secure data handling and authentication, and collaborate with designers and backend engineers.

Design, implement, and maintain Windows kernel/low-level drivers and system software. Collaborate with hardware, firmware, and applications teams, debug cross-domain issues using software and hardware tools, participate in reviews, write technical documentation, and support customer engagements and platform validation.

Develop desktop configuration and tuning tools for Cirrus Logic ICs; collaborate with applications, systems, and firmware teams to gather requirements, break work into tasks, estimate, and deliver high-quality, scalable tools while improving development processes.

Design and build cloud-native, JVM-based systems powering an AI-driven retail data platform. Collaborate with product, data, and engineering teams to deliver scalable microservices, continuous deployment pipelines, and production-ready solutions while owning technical direction and operational reliability.

Lead design and execution to modernize billing, license management, and financial systems from a PHP monolith to a scalable service-oriented architecture. Architect invoicing, payments, reconciliations, and integrations with ERP/payment platforms, ensure data integrity, compliance, observability, and cross-functional alignment with Finance and Operations.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

The Senior Software Developer will oversee full-stack delivery, enhance web applications, integrate data, and support user training while ensuring secure coding practices.

Design and implement scalable backend services in Node.js/TypeScript, own GraphQL APIs and event-driven systems, integrate Shopify and external systems, ensure observability and production-ready, secure APIs.

Design and implement frontend-focused, end-to-end features using TypeScript and Python. Lead architecture decisions, build scalable accessible UIs with React, collaborate across teams, use AI tools to accelerate delivery, participate in code reviews, and own meaningful platform components.