Browse Backend Jobs
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1,500 jobs found for "API Design"
Page 1 of 75
API Developer
…RESTful APIs for enterprise data sources Create API endpoints for SQL databases, legacy systems, and file storage systems Implement API authentication and authorization using OAuth and API key mechanisms Develop API documentation … define API contracts and interfaces Implement API versioning and backward compatibility strategies Develop API monitoring, logging, and error handling solutions Ensure API security best practices and data protection Perform API testing including…
Python API Engineer
…Design, develop, and maintain Python‑based REST APIs that support business‑critical workflows. Build APIs using AWS Lambda and Amazon API Gateway, following API‑first and REST best practices. Implement clean, testable … software engineering, cloud application engineering, API engineering, platform engineering, or related technical roles. Hands-on experience with Python development, REST APIs, AWS services (Lambda, API Gateway, CloudWatch, IAM, S3), and Terraform…
Python API Engineer
…Design, develop, and maintain Python‑based REST APIs that support business‑critical workflows. Build APIs using AWS Lambda and Amazon API Gateway, following API‑first and REST best practices. Implement clean, testable … software engineering, cloud application engineering, API engineering, platform engineering, or related technical roles. Hands-on experience with Python development, REST APIs, AWS services (Lambda, API Gateway, CloudWatch, IAM, S3), and Terraform…
Python API Engineer
…Design, develop, and maintain Python‑based REST APIs that support business‑critical workflows. Build APIs using AWS Lambda and Amazon API Gateway, following API‑first and REST best practices. Implement clean, testable … software engineering, cloud application engineering, API engineering, platform engineering, or related technical roles. Hands-on experience with Python development, REST APIs, AWS services (Lambda, API Gateway, CloudWatch, IAM, S3), and Terraform…
Senior Software Development Engineer - GenAI Platform
…such as RAG managers, data planes, and vector store services, with strong focus on system design, API design, and data modeling. Implement clean, maintainable, and well-tested code using modern engineering practices … frameworks (such as Flask, Django, or other async service frameworks), with solid understanding of system design, API design, and data modeling. Experience building and running backend APIs in public or hybrid cloud…
Senior Backend Developer (Python)
…auditable logic. You will implement and maintain the optimization engine that drives our quote generation API design and contract maintenance — defining clear contracts between services, and ensuring the interface is clean, versioned … Clean, tested, reusable code. Not just scripts that happen to work API design and implementation. Designing and maintaining REST APIs with clear contracts, versioning, and proper error handling Software engineering discipline. Testing…
Senior Backend Developer (Python)
…auditable logic. You will implement and maintain the optimization engine that drives our quote generation. API design and contract maintenance — defining clear contracts between services, and ensuring the interface is clean, versioned … Clean, tested, reusable code. Not just scripts that happen to work. API design and implementation. Designing and maintaining REST APIs with clear contracts, versioning, and proper error handling. Software engineering discipline. Testing…
Senior Engineer, API & Middleware Development (Java / WSO2)
…API governance, security, and lifecycle management standards, including OAuth2, JWT, Mutual TLS (mTLS), authentication, authorization, and API versioning practices. Oversee integration initiatives involving internal and external systems using API, middleware, messaging … Hands-on experience with WSO2 API Manager, WSO2 Enterprise Integrator (EI) / Micro Integrator, and API Gateway implementations. Deep understanding of API lifecycle management, API governance, service design, and API security best practices…
Senior Developer (Node.js, React, PWA, MongoDB)
…level proficiency in building and operating production Node.js services with Express.js or NestJS, including RESTful API design, middleware architecture, authentication (JWT/OAuth2), performance tuning, and service reliability. Deep expertise in React development, including … with MongoDB, including document and collection design, aggregation pipelines, indexing strategies, performance optimization, and data model design. Expertise in designing, documenting, and governing REST APIs, including authentication patterns, versioning, contract design…
Senior Developer (Node.js, React, PWA, MongoDB)
…level proficiency in building and operating production Node.js services with Express.js or NestJS, including RESTful API design, middleware architecture, authentication (JWT/OAuth2), performance tuning, and service reliability. Deep expertise in React development, including … with MongoDB, including document and collection design, aggregation pipelines, indexing strategies, performance optimization, and data model design. Expertise in designing, documenting, and governing REST APIs, including authentication patterns, versioning, contract design…
Senior Backend Engineer
…core server-side services, APIs, and data pipelines that power our AI and media processing capabilities. In this role, you will focus primarily on backend architecture, API design, and system performance … server-side Python development. System Design & APIs: Proven track record building scalable RESTful APIs, microservices, and async/event-driven systems. Data & Caching: Strong relational database design (e.g., PostgreSQL) and caching/memory store experience (e.g., Redis…
Senior Backend Software Engineer – Java & Spring Boot
…enhance reliability and resiliency. Implement security practices to protect application and user data. Design and develop APIs for web, mobile, and enterprise applications. Required Qualifications Bachelor's degree. 10+ years … maintaining applications using Spring Boot. Experience designing, implementing, and maintaining RESTful APIs. Prior experience developing enterprise APIs. Experience designing, developing, and supporting applications on a cloud platform. Experience working with databases such…
Lead Software Engineer - API Platform
…API Platforms, with deep expertise in one or more areas of the end-to-end API stack, including cloud connectivity, network diagnosis, resilient systems, API security, authentication/authorization, API gateways, and API design … DDoS protection Experience designing highly scalable and resilient software systems on public cloud platforms such as AWS, utilizing various resiliency design principles and practices Expertise in API developer specifications, standards, and documentation…
Senior Python Backend Engineer, London (£85-110,000 p.a.)
…architecture from concept through to production, focusing on a scalable Python backend on AWS, well-designed APIs and distributed systems, and harness-based AI-assisted development workflows. Key Responsibilities ● Architect and build … distributed systems, asynchronous architectures and APIs. ● Solid hands-on AWS experience (5+ years), with strong DevOps exposure to Terraform, Kubernetes and EKS. ● Deep understanding of API design, data modelling, performance, reliability…
Senior Backend Developer (Node JS)
…backend services and APIs using Node.js, TypeScript, and GraphQL . You will work closely with front-end teams building React-based Micro Frontend applications to ensure seamless API design, reliable integrations, and high … expertise in backend development using Node.js, JavaScript, TypeScript, NestJS, and ExpressJS. Proven experience designing, building, and scaling GraphQL APIs, including schemas, resolvers, queries, and mutations. Strong experience with AWS cloud services, preferably…
Senior Java Developer
…cross-functional teams to translate business requirements into scalable technical solutions. Strong background in designing and implementing APIs that enable seamless integration between enterprise platforms, external systems, and financial networks while supporting … time-sensitive business transactions.Skills Core Java, Java 8, Java 11, Java Backend Development, RESTful API Development, API Design, API Integration, Microservices Architecture, Spring Boot, Spring Framework, Enterprise Application Development, Backend Services Development…
Senior Python Developer, Investment Technology (ETF Technology)
…systems you design and ship, not a data engineering seat buried in a wider platform team. What you'll be doing You'll design and build Python services and APIs that support … hands-on Python as your primary language, ideally 5+ years, with genuine production service and API design experience AWS experience across Lambda, S3, ECS/EKS, Step Functions, or Aurora One of PostgreSQL…
Backend Developer
…Responsibilities Develop and maintain scalable backend services in Python (Django/Flask) Design and optimize REST APIs for consumption by TypeScript/Next.js frontends Work with relational databases including PostgreSQL (preferred) and MySQL Integrate with vector … with TypeScript, Next.js, or working closely with frontend teams Working knowledge of PostgreSQL, MySQL, and API design Working knowledge of API design, asynchronous processing, and containerization (Docker) Understanding of security best practices…
Full Stack Software Engineer, API Experience
…iteration. Improve the systems that generate, maintain, and publish SDKs, API references, docs, guides, and developer examples. Partner with API, research, design, and infrastructure teams to bring new model capabilities and API … APIs, services, databases, or developer tooling. Strong product judgment and a track record of turning ambiguous developer problems into simple, high-quality product experiences. Experience with documentation systems, SDKs, API design, developer…
Java Developer
…RESTful APIs to support web and mobile applications. Collaborate with cross-functional teams including front-end developers, product managers, and DevOps for seamless integration. Implement best practices for API design, security … Strong understanding of microservices architecture and design principles. Hands-on experience with Spring Boot, Spring Cloud, and related frameworks. Experience designing and implementing RESTful APIs. Familiarity with API documentation tools like Swagger/OpenAPI…