70,277 JavaScript jobs
Open roles that use JavaScript across web and backend.
Sales Engineer III
About Dialpad Dialpad is the AI platform for customer experience, built to resolve customer problems in real time across voice and digital. Our AI agents learn from your best human agents and improve with every…
Senior Solution Consultant - Implementation
Senior Solutions Consultant at Coveo who guides enterprise clients through implementations of Coveo's AI-powered search, integrating it with systems like SAP, Salesforce, ServiceNow and Shopify across cloud, on-prem or hybrid environments. Day-to-day is client-facing consulting plus hands-on work with JavaScript, TypeScript and modern UI frameworks (React, Vue.js, Angular).
Frontend Developer Intern, Winter 2027
A 15-week Winter 2027 frontend developer internship at Coveo in Montreal, joining one of two R&D teams: building reusable frontend search libraries for developers (DXUI) or admin console features (PRI). Day to day: stand-ups, Jira tickets, code reviews, and shipping features with React, TypeScript, and Angular in a hybrid model (2 office days/week).
Software Developer Intern (Solutions Engineering Core Team), Winter 2027
15-week winter 2027 internship on Coveo's Solutions Engineering team in Montreal, building custom React/TypeScript demo interfaces, demo catalogs, and internal tools (including the Beacon event tracker) that help sales engineers showcase Coveo's commerce and AI relevance solutions. Hybrid role: 2 office days per week.
Remote Shopify Front-End Developer - Freelance to Full-Time
Freelance-to-full-time remote Shopify front-end developer at Catalyzed, a Rotterdam e-commerce agency. You turn Figma designs into fast, reusable Online Store 2.0 theme sections and A/B test variants across client Shopify stores, using Liquid, JavaScript, Git, and Shopify CLI.
Senior Software Engineer, Applied AI (Toronto)
Build and own an AI agent platform that automates operations using LLMs, backend services, and integrations in a fast-paced product environment.
Engineering Manager
Player-coach Engineering Manager for a backend team at Justworks, an HR/payroll platform: splits hands-on coding with coordinating projects, roadmapping with Product, and mentoring engineers. Stack includes Golang, Ruby on Rails, MySQL, Kafka, AWS, and Kubernetes; role is based in Toronto.
Engineering Manager, Product Foundations
Engineering manager who leads and scales a backend engineering pod on Justworks' Product Foundations team (reporting, document management, calendars, communications, org data) as a player-coach — a 50/50 split of people management and hands-on coding — using Go, microservices, Kubernetes, AWS, and event-driven architecture, with a push to apply AI to product features.
Senior Software Engineer, Backend - International
Senior backend engineer at Justworks (an HR/payroll platform) who owns large-scoped projects end to end, improving the performance, reliability and scalability of high-volume, fault-tolerant processing systems. Tech stack includes Golang, Ruby on Rails, MySQL, Kafka, AWS and Kubernetes; hybrid role based in the Toronto office.
Senior Software Engineer, Front End - NY
Senior Frontend Engineer at Justworks (an HR/payroll platform for small businesses) building customer-facing and internal web apps, primarily in JavaScript/TypeScript with Vue 3, backed by Node/Fastify, Golang, MySQL and AWS. NYC-based (hybrid), with a base salary of $188,000-$242,000.
Senior Software Engineer, Solutions Engineering
Senior engineer on Justworks' Solutions Engineering team who leads technical discovery and delivery of partner API integrations and builds developer-ecosystem tooling (SDKs, docs, sample apps, OAuth/webhook patterns). Stack spans TypeScript/JavaScript, Go, Ruby, AWS, containers, relational stores, and OAuth/OIDC/OpenAPI.
Software Engineer, Solutions Engineering
Software engineer on Justworks' Solutions Engineering team building the developer ecosystem: developer portal, docs, SDKs, quickstarts, and partner API integrations. Day-to-day is full-stack web work (TypeScript/JavaScript, Go, Ruby, AWS, OAuth/OIDC) plus hands-on partner support and turning feedback into self-service tooling.
Senior Software Engineer, Backend
Senior backend engineer at Justworks, an HR/payroll platform for small businesses, owning large projects from discovery to launch while improving the performance, reliability, and scalability of high-volume, fault-tolerant systems and mentoring other engineers. Stack centers on Go, Ruby on Rails, MySQL, Kafka, and AWS.
Software Engineer, Backend
Backend software engineer at Justworks, an HR/payroll platform for small businesses. Day to day: owning large projects end-to-end, scaling high-volume fault-tolerant systems, and improving testing, monitoring, and CI/CD. Stack includes Go, Ruby on Rails, MySQL, Kafka, Redis, AWS, Kubernetes, and Terraform; role is hybrid from the NYC office.
Senior Software Engineer, Product Foundations
Who We Are At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community.…
Senior Security Engineer, AI
Hands-on senior security engineer at Justworks' NYC office who owns the company's AI security strategy: researching the AI threat landscape, designing guardrails and AI security architecture in AWS, and guiding product and IT teams on secure AI adoption using Rails, JavaScript, Go, Python, and AI frameworks like LangChain/LangGraph and MCP.
Senior Forward Deployed Engineer
Who We Are At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community.…
Desenvolvedor Full Stack - Junior
Buscamos uma pessoa profissional de nível júnior para atuar no desenvolvimento de aplicações e soluções inteligentes, combinando desenvolvimento de software tradicional com tecnologias de Inteligência Artificial. Essa…
Frontend Engineer | 3D Graphics & Data Visualisation
Senior frontend engineer building high-performance 3D digital twin and geospatial visualization platforms, fusing real-world environments with streaming analytics. Core stack: React, TypeScript, Three.js/WebGL/Babylon.js, mapping tools (Mapbox, Cesium, Leaflet) and data-viz libraries (D3.js, Deck.gl).
Analytics Engineer - Tag Manager
Owns Royal Mail's tag-management and data-layer foundations for web and app analytics, building reliable datasets that support digital products, experimentation, conversion optimisation and AI-enabled insights. Hands-on with GTM/Adobe Launch, JavaScript/HTML/CSS and some React, working with Product, Analytics and Engineering teams.