and backend systems—in a mission-led, product-obsessed, high-performance team. What You’ll Do: Design, build, test, and ship new features across React Native, Node.js, AWS, and GraphQL Work cross-functionally with product, design, and other engineers to deliver high-quality UX Own full lifecycle of development from architecture and coding to deployment and observability Contribute to developer … take turns leading production deployments Work closely with CTO and co-founders in shaping product and tech direction Tech Stack: Frontend: React Native (iOS/Android), SwiftUI (Watch), TypeScript, GraphQL (Apollo) Backend: AWS Lambda (Node.js & Python), AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E, Terraform ✅ What You Bring: 4+ years of software engineering experience More ❯
Northern Ireland, United Kingdom Hybrid / WFH Options
Ocho
develop, and operate microservices and backend applications using Golang and Python • Deploy and manage services in AWS , utilizing Kubernetes , Docker , and serverless technologies • Build secure, scalable APIs (RESTful and GraphQL) and integrate with identity services • Collaborate with cross-functional teams to design and deliver full-featured software components • Drive a “security-first” mindset across development practices, including OAuth2 and IAM … Deep understanding of AWS core services, serverless functions, and infrastructure-as-code • Experience with OAuth2 , IAM, and secure application design principles • Hands-on experience designing and consuming RESTful and GraphQL APIs • Strong SQL skills and familiarity with data warehouses like Snowflake • Day-2 operations experience including observability, debugging, and triage Desirable Skills: • Experience with Auth0 , AWS Cognito , or similar identity More ❯
problem solve and quickly create awesome prototypes and user based solutions. Implement and maintain our design systems, component libraries and UI frameworks (e.g. ChakraUI, Tailwind). Develop and integrate GraphQL APIs to improve data efficiency and performance. Deploy containers using Docker, contributing to a smooth CI/CD workflow. Open to learning new technologies and best practices as the business … Deep expertise in modern web development technologies: TypeScript, ReactJS, NextJS, and NodeJS. Experience working with CSS, component libraries and design systems (ChakraUI, Tailwind or similar). Some knowledge of GraphQL for API development and integration. Proficiency with Docker and containerisation. A continuous learning mindset and adaptability in a fast-paced, evolving startup environment. Genuine excitement at the opportunity to work More ❯
stack senior developer to join our web development team, which currently consists of around ten developers, including a dedicated apps team. Our main tech stack includes a next.js frontend, GraphQL backend, React on the frontend, and a mixture of Node and C# on the backend. We also use Elasticsearch, Redis, and deploy to Kubernetes in the cloud, utilizing managed services … CI/CD pipelines Mobile-first web development experience API design and consumption skills Proficiency in a strongly-typed object-oriented language such as C# or Java Typescript NestJS GraphQL Elasticsearch React hooks React Native Styled Components Experience testing React apps with testing-library and Jest Experience testing .NET applications with NUnit, XUnit, and Moq Docker and Kubernetes AWS and More ❯
offered by AWS like DynamoDB. We're big fans of using the right tool for the job. The main product frontend is all Typescript/React that talks to GraphQL backends. Other parts of the business use React/NextJS or even Svelte. We've spent time looking at maturing technologies like Web Components and have some ideas on improving … and Facebook, but we also envision integrations with systems like eBay messages or Apple/Google app stores. We'll be able to process any kind of communication. New GraphQL API backends. More ❯
more pernikety intracacies of regulations and guidance. About the Tech: The platform is built using modern JavaScript tools and cloud infrastructure. The current stack includes: TypeScript, Node.js, React, and GraphQL MongoDB Atlas AWS-based infrastructure using ECS, Lambda, and CloudWatch CI/CD pipelines with GitHub Actions, Terraform, and IaC Testing via Cypress (E2E), Jest/Vitest (unit) Observability with … to making that happen. What You’ll Bring Must-haves: 5+ years of experience with TypeScript/JavaScript across front and back end Strong experience with React, Node.js, and GraphQL Proven ability to lead or mentor other developers - formally/informally Clear understanding of modern testing, CI/CD, and DevOps principles Confident communicating with non-technical stakeholders Nice-to More ❯
play a key role in a global product roadmap , we want to hear from you. Responsibilities: Design, develop, and maintain Java-based backend services using Spring Boot, REST/GraphQL, Kafka, PostgreSQL, and RabbitMQ. Contribute to infrastructure modernisation efforts, working closely with DevOps teams on Kubernetes, CI/CD pipelines, and legacy system migrations. Innovate across the stack, taking ownership … collaboration. Work closely with cross-functional teams, including product and engineering groups different countries/regions, to ensure alignment and execution. Build and deploy secure, resilient APIs (REST/GraphQL) and optimise the full software development lifecycle through automation. Requirements: 7+ years of professional experience in software engineering, with a strong focus on Java backend development. Solid understanding of Spring More ❯
iOS (Swift, SwiftUI and UIKit) and native Android (Kotlin and Jetpack Compose) with a shared layer of KMP Other core technologies include AWS, Express, Vite, and Webpack, NPM, Cypress, GraphQL, and more About You Strong experience developing and deploying highly scalable applications and APIs in production environments Deep knowledge of the NodeJS ecosystem and its associated technologies Extensive experience with … autonomous teams You're passionate about building systems that empower sellers and enhance their experience Bonus skills Experience with frontend technologies (VueJS, React) Expertise with NestJS framework Proficiency in GraphQL API development Experience with AWS Typescript CDK Knowledge of document databases (MongoDB, DynamoDB) Experience with AWS Data Pipelines (Glue, SageMaker) Location We're open to hiring remotely within 2 hours More ❯
using modern JavaScript/TypeScript frameworks and component-driven architecture. Collaborate with the product team to shape product direction, and influence UI/UX design. Integrate with RESTful and GraphQL APIs, cloud services, and backend systems while ensuring seamless and secure client-side data handling. Own and evolve component libraries and frontend architecture to support new features. Optimize rendering performance … TypeScript with frameworks like React (preferred), Angular, Vue, or similar. Strong understanding of responsive design, cross-browser compatibility, and frontend performance optimization. Experience integrating with RESTful and/or GraphQL APIs in cloud-based or hybrid environments. Familiarity with state management tools (e.g., Redux, Zustand, Pinia) and testing frameworks (e.g., Jest, Cypress, Playwright ). Comfortable working with design systems, accessibility More ❯
maintainable, and well-documented code following best practices. Troubleshoot, debug, and resolve software defects. Work with databases (PostgreSQL, MySQL) and optimize queries for performance. Implement and maintain APIs (RESTful, GraphQL) for seamless integration with front-end applications. Keep up to date with industry trends and emerging technologies. Requirements 2–5 years of experience working with Ruby on Rails in a More ❯
of developers Ability to help in coaching and mentoring junior members of the team Desirable - experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress Knowledge and experience with AWS Lambdas More ❯
of developers Ability to help in coaching and mentoring junior members of the team Desirable - experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress Knowledge and experience with AWS Lambdas More ❯
tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices in API and cloud development Familiarity with data streaming using Kafka or Kinesis More ❯
tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices in API and cloud development Familiarity with data streaming using Kafka or Kinesis More ❯
tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices in API and cloud development Familiarity with data streaming using Kafka or Kinesis More ❯
City of London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
and operation of innovative software solutions Strong skills in modern web development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps practices, and common design patterns More ❯
build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS, CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial use of Vue and More ❯
build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS, CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial use of Vue and More ❯
Arlington, Virginia, United States Hybrid / WFH Options
ProvatoHR, Inc
UI (React, JavaScript, CSS), Java/Spring/Spring Boot for middle tier, and AWS Cloud for back-end infrastructure Relational databases (JPA/JDBC persistence) Spring Boot microservices (GraphQL/REST), Containerization, DevSecOps tools and techniques, and Kubernetes or OpenShift Key Responsibilities Collaborate with cross-functional teams to deliver results over 2-week sprints Gather requirements, design, implement, and More ❯
code Comfortable working in Agile environments Advanced English communication skills (B2+/C1) Nice to Have Skills Experience with testing frameworks (Jest, Cypress, etc.) Understanding of RESTful APIs and GraphQL Experience working with CI/CD pipelines Familiarity with accessibility and performance best practices About Us Wizeline prioritizes a culture of diversity and development for its nearly 2,000-person More ❯
code Comfortable working in Agile environments Advanced English communication skills (B2+/C1) Nice to Have Skills Experience with testing frameworks (Jest, Cypress, etc.) Understanding of RESTful APIs and GraphQL Experience working with CI/CD pipelines Familiarity with accessibility and performance best practices About Us Wizeline prioritizes a culture of diversity and development for its nearly 2,000-person More ❯
to allow scalable modular development Focus on performance, accessibility (WCAG), and mobile responsiveness Backend: Refactor of monolithic backend into Node.js-based microservices Building secure, high-performance APIs (REST/GraphQL) Implementing shared services for authentication, caching (Redis), and observability Event-driven integrations and improved inter-service communication (Kafka optional) Requirements: Advanced experience with React.js , Node.js , and TypeScript Experience working in More ❯
tools Requirements Minimum 3 years commercial Node experience Minimum 2 years commercial experience working with databases (noSQL & SQL) Experience with version control (Git or similar) API experience - integrating into GraphQL, REST & SOAP Experience deploying serverless functions (AWS or similar) Knowledge of architecting resilient systems Excellent organisational and time management skills Good communication skills Nice to Have Shopify experience (API) DevOps More ❯
London, England, United Kingdom Hybrid / WFH Options
Queen Square Recruitment Ltd
Proficient with Docker/Kubernetes and CI/CD tools. Solid understanding of OOP, design patterns, and clean code. Async programming (e.g., asyncio, Celery). Experience with RabbitMQ, Kafka, GraphQL, gRPC, or WebSockets. Background in AI/ML or data-intensive systems. Cloud/architecture certifications (e.g., AWS/Azure Architect, TOGAF). Desirable Skills: Familiarity with data analysis libraries More ❯