Top Backend Developer Jobs

Develop scalable back-end systems, APIs, custom tools, and software applications using modern architectures and open-source frameworks. Collaborate cross-functionally to solve complex problems, identify risks, and deliver reliable client solutions. The role involves AWS serverless technologies, object-oriented programming, RESTful APIs, microservices, SQL and NoSQL databases, and Agile development. TS/SCI clearance with polygraph is required.

The Backend Joomla Developer will lead technical development, optimize web platforms, manage databases, integrate APIs, and maintain site health using PHP and Joomla.

Develop and maintain backend services, APIs, server-side logic, and data structures. Collaborate with frontend developers and stakeholders, build and test features, implement security measures, document technical solutions, monitor system performance, troubleshoot issues, and support project planning. The role requires foundational backend programming, database, source control, and web integration skills.

Own backend-leaning full-stack features from architecture through shipping and iteration. Build and maintain AI assistant functionality, agentic workflows, model integrations, infrastructure, and DevOps systems. Implement frontend features with React and Next.js, work directly with users, translate feedback into product experiments, and operate independently in a fast-moving, ambiguous environment.

Design, build, operate, and maintain highly available distributed telemetry systems for Grafana Cloud and open-source projects. Deliver features end to end, improve reliability and performance, review code and designs, manage releases, participate in follow-the-sun on-call rotations, and collaborate remotely with teammates and customers. Work primarily with Go across Kubernetes-based cloud infrastructure and observability systems such as Mimir, Loki, Tempo, and Pyroscope.

Build and operate scalable database systems for an AI-native, multi-tenant SaaS data platform. Responsibilities include ingestion, query planning, distributed query execution, storage and data formats, retrieval APIs, tenant isolation, usage tracking, observability, and service reliability. The role requires architectural ownership, pragmatic experimentation, cross-functional collaboration, and production delivery across cloud-native environments.

Design, build, and improve scalable backend systems that collect hard-to-access OSINT; build pipelines and ETL for messy data; collaborate with product and mission teams; mentor engineers and ensure reliable data delivery for DoD workflows.

Design, build, test and operate cloud-native back-end microservices using Java. Ensure secure, scalable, reliable systems, optimize data access and performance, support production lifecycle and incident management.

Lead the technical direction and hands-on development of scalable data pipelines, data-serving platforms, and AI-enabled data frameworks. Design systems across ingestion, transformation, serving, and consumption; improve data quality, observability, reliability, security, query performance, and infrastructure efficiency. Lead cross-team initiatives, resolve complex production issues, mentor engineers, guide architectural decisions, and apply AI effectively throughout software development.

Lead the technical direction and hands-on development of scalable data pipelines, data-serving platforms, and AI infrastructure. Design systems for financial data ingestion, transformation, and consumption; improve performance, reliability, security, observability, and cost efficiency. Lead cross-team initiatives, establish engineering standards, resolve complex production issues, mentor engineers, and guide the adoption of AI-assisted development and governed AI applications.

Build and operate backend features for payments, fraud detection, compliance, and user management. Design microservices, integrate with banks and card networks, improve performance and reliability, and contribute to architecture decisions. The role requires independent end-to-end delivery, collaboration with product and compliance teams, and development using Python, Flask, SQL/NoSQL databases, and cloud infrastructure.

Build and operate Harvey’s shared backend platform, including internal frameworks, libraries, APIs, service templates, and versioned interfaces. Improve scalability through asynchronous I/O and streaming, while embedding authorization, observability, reliability, and data governance. Collaborate with Model Infrastructure on GenAI workloads and with Developer Experience, Infrastructure, and product engineering teams to establish reliable paved-road development practices, documentation, and tooling.

Develop scalable and reliable backend software, participate in architecture and design reviews, prototype new technologies, and collaborate with product, design, analytics, and engineering teams. The role involves building APIs, backend services, dashboards, data pipelines, and AI-enabled products while applying testing, code review, documentation, and software engineering best practices.

Lead architecture and delivery of complex backend systems, develop scalable and reliable software, mentor engineers, evaluate technologies, and collaborate with product, design, analytics, and engineering teams. The role requires system-wide technical influence, self-directed problem solving, software development best practices, cloud experience, data platform knowledge, and proficiency with Python-based technologies, React, Node.js, GraphQL, and databases.

Lead the design and delivery of complex backend software systems, providing architectural guidance, mentoring engineers, and developing scalable, reliable solutions. Collaborate with product, design, analytics, and engineering teams; prototype emerging technologies; evaluate technical trade-offs; and drive initiatives independently. The role involves backend development across real estate products and platforms, with opportunities to use cloud systems, data pipelines, AI, and machine learning.

Build and deploy backend or full-stack Foxglove solutions for Korean robotics customers. Partner with engineering teams in Korean and English, develop prototypes through production, deploy software in cloud, on-premises, and offline environments, install and update customer systems, write runbooks and documentation, train users, and relay customer insights to product and engineering teams. The role requires strong customer engagement, technical ownership, robotics interest, and up to 50% travel.

The Senior Software Engineer will design, build, and operate backend services, ensuring system reliability and performance while collaborating with others in a high-growth environment.

The Software Engineer will design and operate backend services, improve system performance, and collaborate with teams while taking ownership of projects.

Design and build scalable backend systems for uncrewed air traffic management and shared airspace operations. Develop asynchronous pipelines, database systems, RPC handlers, regulatory and compliance software, and geospatial data services. Collaborate with frontend engineers, partners, product managers, and program managers. Investigate ambiguous technical problems, establish architectural strategy, resolve urgent production issues through on-call support, and improve platform reliability, security, and scalability.

Develop Python backend services and analytics tools for an internal platform. Build APIs, integrations, admin interfaces, and frontend features with React. Integrate LLMs, databases, and analytics interfaces; contribute to AI agents and Text2SQL capabilities. Participate in architecture decisions, testing, code reviews, and open-source adaptations while collaborating with data engineers.

Build and maintain backend services and APIs for web and mobile applications. Own features through design, development, testing, release, and support; mentor junior engineers; conduct code reviews; promote TDD and automated testing; participate in on-call incident response and postmortems; and contribute to distributed systems innovation and platform improvements.

Build and maintain backend services and APIs for web and mobile applications. Own features across design, development, testing, release, and support; mentor junior engineers; conduct code reviews; promote TDD and automated testing; participate in on-call incident response and postmortems; and improve distributed-system performance and reliability.

Develop backend software with end-to-end SDLC ownership using Java, Node.js, or other backend languages. The role requires experience with SaaS, PaaS, or IaaS environments, public cloud platforms such as AWS, GCP, or Azure, and CI/CD pipelines.

Own the architecture and technical direction of the Payments domain, including gateway integrations, payment APIs, distributed systems, data stores, and customer-facing applications. Lead multi-quarter migrations and delivery, establish security and reliability standards, mentor engineers, and partner across business and engineering teams. The role requires deep C#/.NET backend expertise, full-stack capability, payments and fintech experience, AWS and Kubernetes proficiency, database expertise, observability, and responsible use of AI development tools.

Build and operate backend services, APIs, data pipelines, jobs, and models supporting creator insights. Improve data accuracy, monitoring, performance, and reliability while collaborating with product, design, data science, and engineering teams. The role includes technical design, maintainable code development, production operations, and mentoring teammates.