Top Backend Developer Jobs

Design, architect, and build scalable backend systems and Java Spring REST APIs. Develop AWS infrastructure-as-code with Python, ensure reliability, participate in design reviews and code quality, and independently deliver projects while occasionally leading distributed contractors.

Architect and build scalable, cloud-native backend systems and Java Spring REST APIs. Develop AWS infrastructure as code with Python and Terraform/CloudFormation/CDK, ensure system reliability, lead technical design and code quality, collaborate with cross-functional and distributed teams, and deliver projects end-to-end.

Join the Nutshell backend team to build GraphQL and cloud infrastructure, work with MySQL and Solr on AWS, write and deploy tested backend code, collaborate with frontend engineers (React/React Native), and contribute to continuous integration and rapid deployment workflows.

Remote backend C# developer to build and optimize a high-load spot-exchange matching engine. Improve performance and API throughput, implement business features, write unit and integration tests, work with .NET Core and PostgreSQL on AWS, and apply multithreading, async, and distributed systems concepts.

The Front End Software Engineer will design and implement browser-based tools, focusing on UI development using web technologies and typed functional programming.

As a Backend Engineer, you'll design, develop, and maintain backend systems, focusing on greenfield development and building REST APIs for financial products.

As a Senior Full-Stack Engineer, you will architect technology for web products, lead feature ownership, mentor juniors, and enhance system performance.

Lead Full-Stack Software Engineer responsible for developing platform features, mentoring junior engineers, and collaborating with customers.

As a Backend Engineer, you will design and implement APIs and services using Node.js, optimize SQL queries, and ensure system reliability.

As a Senior Back-End Software Engineer, you will design and develop scalable back-end systems for IoT solutions, write efficient code, and collaborate within agile teams while mentoring juniors.

The Senior Backend Engineer will develop, scale, and maintain payment infrastructure, distributed systems, and backend services while collaborating with product and data science teams.

The Senior Backend Developer will create scalable backend applications using PHP and Node.js, handle new builds, support, and optimize existing solutions, collaborating with clients and cross-functional teams.

The role involves building and scaling backend systems, optimizing APIs, ensuring reliability and performance, and collaborating with cross-functional teams.

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 backend APIs and services for enterprise security teams. Collaborate with frontend engineers, product managers, and designers on product features from concept to production.

As a Backend Software Engineer, you'll design and maintain backend applications, develop APIs, and optimize database systems for a medical device platform, participating in code reviews and mentoring junior team members.

Join a startup team to develop and test software solutions, participating in all stages from product definition to production. Key skills include React, Typescript, and problem-solving in a fast-paced environment.

Own and build core backend services for global payments: design scalable distributed systems, integrate with banks and payment partners, ensure high availability, observability, security, and deployment workflows. Drive backend architecture, APIs, infrastructure as code, mentoring, and operational reliability.

Build, enhance, and maintain backend services and REST APIs in Go; develop ETL pipelines in Python; design reliable PostgreSQL-backed APIs; use AWS services (S3, Lambda, Step Functions, Glue) for data processing; write well-tested, secure code; support operations and maintenance; participate in code reviews and cross-functional Agile collaboration.

Design and implement scalable microservices and backend platforms in Python and Java. Build cloud-native deployments on AWS with Docker and Kubernetes, collaborate on SQL-based data systems and ETL, integrate AI/LLM tooling and MLOps, and drive reliability through CI/CD, observability, and performance tuning.

Lead backend architecture and implementation for a healthcare scheduling platform rebuild: build FastAPI service controllers and Pydantic schemas, port legacy Python services to FastAPI/SQLAlchemy, own PressW-side cloud infrastructure (EKS, networking, IAM, observability), coordinate migrations and translation layers, drive code quality and testing, and mentor mid-level engineers.

Build and maintain backend services, APIs and integrations using Elixir/Phoenix and Postgres. Lead team-scoped projects, propose and implement platform improvements, mentor engineers, participate in code reviews and support rotations. Design, operationalize and reuse agentic/automation workflows, ensure quality via verification loops (tests, checks, evals), and collaborate across frontend, SRE and QA to deliver secure, reliable, and scalable systems.

Design, build, and maintain backend APIs, integrations, and agentic automation workflows. Drive team-scoped projects, ship reliable scalable production systems, mentor engineers, participate in code reviews, and improve platform quality through verification loops and observability.

Join a cross-functional engineering team to build backend APIs, tools, and integrations using Elixir/Phoenix and Postgres. Lead large projects, propose and operationalize agentic/automation workflows, ensure reliable CI/CD deployments, mentor engineers, participate in code reviews, and improve platform observability, performance, and security. Work fully remotely and contribute to product and cross-team initiatives.