70,332 JavaScript jobs
Open roles that use JavaScript across web and backend.
Software Engineer (Web Applications)
System engineer at a Japanese manufacturing MNC in Singapore driving digital transformation by building and maintaining custom full-stack web applications — from requirement gathering through deployment — using ASP.NET Core, HTML5/CSS/JavaScript/jQuery, and Oracle/SQL Server databases. Open to fresh grads; Singaporeans/PRs only.
Front End Developer (React)
Front End Developer on SafeDay's Singapore team builds React components and configures screens via an in-house form engine for a worker-safety SaaS platform, covering full lifecycle from design and prototyping to release testing and bug fixes. Core stack: React and modern ES6 JavaScript, with exposure to Apollo/GraphQL, Material-UI, Redux, and a serverless AWS backend.
Software Engineer
Senior developer at a Lugano-based crypto trading firm building low-latency automated arbitrage systems across centralized and decentralized exchanges: real-time market data pipelines, REST/WebSocket/RPC integrations, smart-contract interaction, plus monitoring, risk controls, and infrastructure performance tuning. Core stack is Rust and Python on Linux.
DevOps Engineer - Akamai
Senior DevOps engineer supporting and configuring the Akamai CDN, managing cloud environments with Terraform/Terragrunt, and building automation tooling in Python, JavaScript, and Shell. Fully remote within Portugal for an IT consulting firm.
Analista Desenvolvedor .NET Pleno
Fully remote (within Brazil) mid-level .NET developer role: design, build, test, and maintain business software in an Agile team. Day to day involves hands-on .NET coding, SQL and relational databases, MVC/three-tier architecture, integrations (REST, messaging), broad testing practices, and technical documentation.
Full Stack Web Development Apprentice
Entry-level, fully remote full-stack web development apprenticeship: assisting senior developers on client web projects, building user-facing features with HTML/CSS/JavaScript frameworks, supporting server-side logic and database interactions, integrating APIs, debugging, and writing documentation.
Senior Full-Stack Engineer, Portals & Cloud
Senior full-stack developer for Network Finance in Johannesburg: integrate applications, keep data accurate via SQL queries, and build scalable web interfaces with secure cloud deployments. Daily work centers on modern JavaScript stacks, RESTful APIs, CI/CD, and mentoring junior developers in a hybrid setup.
Senior Full Stack Software Engineer (Telecoms)
Fully remote senior full-stack engineer for a South African telecommunications company, building and maintaining web applications and services end to end — back-end APIs in Java/Python/Node.js, front-ends in React/Angular/Vue, SQL/NoSQL databases, and cloud/Docker deployments.
Full Stack Software Engineer (Mid-Level)
Fully remote mid-level full-stack engineer role at a technology firm specializing in cloud-based solutions: build back-end services and APIs (Python, Java, or Node.js), front-end apps with modern JavaScript frameworks (React/Angular/Vue), and SQL/NoSQL databases, contributing across the full SDLC in a globally distributed team.
Data engineer in cloud platforms
Senior Data Engineer building and evolving a strategic cloud data platform on AWS — designing scalable ETL/ELT pipelines, REST APIs, and optimized SQL queries, with DevOps/CI/CD practices across the full development lifecycle for an international team.
Senior Data Engineer
A leadership-level AI/engineering role in Madrid: define the annual tech roadmap, lead AI/ML, software, data, and DevOps/MLOps initiatives, and manage teams of up to 10 while shipping production AI (predictive models, generative AI, voice/WhatsApp agents) for enterprise customers on AWS/GCP using Python, Docker/Kubernetes, and CI/CD.
DevOps Platform Engineer
DevOps Platform Engineer at Accenture España, a global IT consulting firm, working in agile teams to automate lifecycles and operate cloud/container platforms for client projects. Day to day centers on CI/CD, cloud infrastructure (AWS/Azure/GCP), Docker/Kubernetes at scale, and monitoring stacks like Prometheus/Grafana and ELK.
Staff Software Engineer
Staff Software Engineer at Sanofi in Barcelona (hybrid) shaping technical strategy for the company's global eCommerce platform that connects patients and healthcare professionals to medicines and vaccines. Day to day: driving architecture and standards across teams, mentoring senior engineers, and building cloud-native microservices with Node.js/TypeScript, React, Java/Python, AWS/GCP/Azure, CI/CD
PHP backend developer in adtech
PHP backend developer on Tappx's SSP Tech team in adtech: designs, builds, and maintains high-scalability SSP platforms and internal tools, owning the full lifecycle from technical design through production deployment and monitoring. Core stack is PHP with MySQL, plus API integrations, frontend basics, automated tests, and CI/CD.
Java backend developer
K-LAGAN is hiring a Java backend developer in Barcelona to work on international logistics and intralogistics automation projects, building and integrating WMS/WCS solutions. Day-to-day work involves Java 17 and Spring Boot services, REST APIs, Oracle/SQL databases, and testing with JUnit/Mockito, with travel to project sites for commissioning.
React developer in micro frontends
React developer on TBWA-DDB's Digital Production team in Barcelona (hybrid), building Feature Apps in a micro frontends architecture for a leading international brand. Day to day: integrate the frontend with corporate APIs, maintain production apps, collaborate with Java/Spring Boot backend engineers, and optionally grow toward fullstack work (incl. Salesforce).
Senior Software Engineer (Contract)
Contract senior engineer on Experian's Platform Services team in Cyberjaya, building and maintaining cloud-based applications, RESTful APIs, and shared microservices that power Experian's products. Full-stack work spanning Java backend services, JavaScript web UIs, and AWS-based DevOps with Docker, Kubernetes, Jenkins, and Terraform.
Desarrollador Fullstack
Fullstack developer (Vue.js + Node.js/Express + PostgreSQL) joining a progressive migration/rewrite project for a law firm's legacy system (Visual Studio + Access), building the new web platform, migrating data, and documenting the process. Contractor role, hybrid, 9am-2pm schedule in Buenos Aires Microcentro.