Top Backend Developer Jobs

As a Senior Software Engineer, you will build and scale Navan's flight platform, solve complex engineering challenges, and deliver high-performance features while collaborating with cross-functional teams.

As a Senior Backend Software Engineer, you'll design, build, and operate scalable infrastructure systems, contributing to complex data processing libraries and distributed systems, while collaborating with teams to create impactful software solutions.

Backend Software Engineers design, develop, and maintain high-performance backend services, optimize applications, and build robust APIs while collaborating with cross-functional teams to improve user workflows.

This role involves developing scalable backend services, collaborating with cross-functional teams, optimizing applications, and building robust APIs for user-facing elements.

Backend Software Engineers at Palantir build scalable software solutions, focusing on data systems and infrastructure while collaborating with teams. Responsibilities include building performant systems, designing APIs, and automating deployment for distributed systems.

Backend Software Engineers at Palantir develop scalable backend services, design APIs, and optimize applications for performance, collaborating with cross-functional teams.

Backend Software Engineers at Palantir will architect and maintain scalable backend services, develop APIs, and optimize applications while collaborating with cross-functional teams to improve workflows and user experience.

As a Senior Backend Software Engineer, you'll lead the architecture and development of scalable backend services, ensuring high performance and coding standards while collaborating with cross-functional teams to enhance user workflows and build robust APIs.

The Backend Software Engineer will build scalable systems and APIs, work with various programming languages, and enhance the performance of large-scale data systems at Palantir.

Design, build, and operate backend systems for prediction markets, including order management, trade matching, settlement, and market resolution. Architect distributed, low-latency systems with strict financial correctness, lead multi-quarter technical projects, mentor engineers, and collaborate with Product, Compliance, and Risk to meet regulatory requirements.

Design, build, operate, and own scalable backend services and APIs for internal and customer-facing applications. Improve performance, observability, security, and reliability; lead architecture and API standards; troubleshoot production issues; support CI/CD and automation; mentor engineers and drive backend best practices across teams.

Leads architecture and development of high-scale Inventory and Promise platforms supporting inventory visibility, delivery-date promises, and fulfillment orchestration. Designs distributed microservices and machine learning pipelines, decomposes complex technical problems, improves performance and scalability, and provides technical leadership across teams. Mentors engineers, promotes engineering best practices, and contributes to highly available, fault-tolerant systems processing thousands of requests per second.

Design, build, and scale TypeScript/Node.js backend services, APIs, microservices, databases, integrations, and production infrastructure for a conversational AI healthcare platform. Own services across deployment, monitoring, security, compliance, incident response, and reliability. Implement authentication and authorization, CI/CD, observability, and scalable real-time systems while mentoring engineers and collaborating cross-functionally.

Design, develop, and maintain scalable Java backend software, APIs, and automation for an enterprise cloud platform. Collaborate with architects, product managers, and engineers to define requirements, improve performance, resolve technical challenges, and deliver high-quality solutions. Apply modern engineering and AI-enabled development practices, participate in design and code reviews, understand end-to-end systems, mentor junior engineers, and contribute to technical innovation.

Develop scalable backend systems, APIs, microservices, data-processing tools, logging and visualization systems, and automated testing suites. Improve scalability and database performance, troubleshoot production and testing issues, and collaborate on CI/CD processes. Requires a relevant master’s degree, six years of software development experience, and four years of experience in multiple backend and distributed-systems areas.

Own and evolve the backend and Go networking engine for a consumer VPN product. Responsibilities include stabilizing production systems, developing account, subscription, server-selection, and WireGuard APIs, integrating payment and analytics platforms, improving security, testing, observability, documentation, and CI/CD, and collaborating with mobile, infrastructure, product, and operations teams.

Build and operate high-scale backend services, APIs, and data systems using Java and Go. Design distributed systems supporting routing, optimization, automation, reliability, and operational scalability. Make architectural decisions, contribute to technical roadmaps, implement monitoring and observability, and partner with cross-functional teams. The role also includes testing, production safeguards, code reviews, mentoring, and sustained ownership of durable software systems.

Design and build backend systems for finance and accounting modules within an AI-native ERP platform. Responsibilities include modeling invoicing, payments, and financial reporting data; developing Python and FastAPI services with PostgreSQL; building integration APIs; aggregating operational and financial data; and owning greenfield features from design through deployment. The engineer will primarily own backend systems while contributing to React frontend development as needed.

Build scalable Java backend services for automated restaurant revenue recovery workflows, including data ingestion, decisioning, filing, tracking, and resolution. Lead architecture, reliability, testing, observability, uptime, performance, integrations, and experimentation. Contribute to customer-facing status and outcome experiences while partnering with product, data, operations, and support teams to improve recovered revenue and customer outcomes.

Lead backend engineering for cloud-native, multi-cloud fintech products. Design scalable, reliable, and secure systems using domain modeling. Build testable, operable code, resolve production incidents, optimize performance and data access, and enable zero-downtime releases. Mentor teammates, drive technical direction, and continuously modernize technologies and patterns.

Lead backend engineer responsible for designing, building, and operating scalable, secure microservices for equities broker-dealer and prime finance platforms. Integrate AI/ML and GenAI (LLMs, RAG, embeddings, vector DBs) into production, drive architecture decisions, ensure SDLC and operational stability, mentor teams on responsible AI use, and collaborate with product and operations to deliver high-volume, low-latency financial systems.

Design and deliver LLM-powered, agentic AI systems to automate customer support and compliance. Build scalable, secure backend infrastructure in Python and Go, integrate third-party models/APIs, implement grounding and guardrails, and measure performance. Lead end-to-end projects, mentor engineers, conduct code reviews, and participate in on-call and incident response to improve resolution times and reduce operational costs.

Build and optimize high-performance backend systems for an xOT security platform using Rust. Participate across development lifecycle, design scalable microservices, integrate third-party devices and data providers, incorporate AI tools, and improve observability and reliability through testing, debugging, and peer review.

Design and implement high-performance backend systems in Rust, optimize architectures, participate across the development lifecycle (debugging, testing, optimization), integrate third-party devices and data, incorporate AI tools, mentor senior engineers, and lead architectural and technical strategy across teams.

Design, build, and maintain backend services powering Clerkie's platform. Improve reliability, performance, scalability, observability, and support feature development. Participate in technical design, cross-functional collaboration, documentation, and own projects end-to-end in a fast-moving startup environment.