42 javascript English-speaking jobs in Helsinki

Fullstack Engineer, including at least 2 years at the Senior Engineer level Extensive expertise in JavaScript

knowledge of modern CI/CD and cloud‑native ecosystems Proficiency in at least one programming language (JavaScript

Native development (JavaScript, mobile SDKs) is a plus.

Native development (JavaScript, mobile SDKs) is a plus.

continuous learning and experimentation You 5+ years of professional software development (JavaScript

We do not need you to be an expert in every technology we use, but we expect strong Javascript fundamentals

Other programming experience (JavaScript, iOS, Android).

Proficiency in JavaScript and modern frontend frameworks such as React.

.NET Core, ASP.NET, Web APIs, and modern C++ (C++11+) Experience with front‑end technologies like JavaScript

Optional hands-on experience with Angular (or similar modern JavaScript/TypeScript frameworks).

Knowledge of a modern programming language (Python, JavaScript, Go, .Net, Java, etc.) and/or scripting

on a live product Strong knowledge of C# Experience in web development, frameworks and command of JavaScript

Demonstrated experience in full-stack development, e.g. with Javascript/HTML/CSS, Node JS, Java, or Python

Demonstrated experience in full-stack development, e.g. with Javascript/HTML/CSS, Node JS, Java, or Python

collaboration with engineering teams, with working knowledge of modern web technologies such as HTML, CSS, and JavaScript

a component oriented framework such as Vue or React Deep knowledge and experience in writing both Javascript

Studio is a complex React / Redux app that requires fluency in Javascript, Typescript, and web technologies

Studio is a complex React / Redux app that requires fluency in Javascript, Typescript, and web technologies

experience with both front-end and back-end development Proficiency with web technologies (TypeScript/JavaScript

mindset Familiarity with modern web‑programming languages is considered a plus (such as HTML, CSS, JavaScript