106 javascript English-speaking jobs in Łódź

development Strong understanding of Web3 technologies and the Ethereum network Full-stack proficiency in JavaScript

Required Skills Proficiency in SQL/Data Engineering Proficiency in Python Proficiency in Javascript/TypeScript

responsive, cross-browser-compatible pages using HTML, CSS (including preprocessors like Sass or LESS), and JavaScript

engine (e.g., Mirth, Cloverleaf, Rhapsody, IBM Integration Bus) Working knowledge of SQL, basic PHP, and JavaScript

Proficiency in at least two programming languages (JavaScript, C#, Java, or others).

Strong experience with Playwright Strong understanding of web application architecture Proficiency in JavaScript

Nice to Have: SQL proficiency for debugging and performance optimization Familiarity with the modern JavaScript

standards, migration, operations) Familiarity with DevOps principles Nice to have Experience with JAVA / JavaScript

ReactOperating Systems: Linux and/or WindowsCloud Platforms: AzureNice to have Skills:Backend: C#, SQLJava, JavaScript

Nice to have: Experience with JAVA / JavaScript programming.

multi-cloud environments Solid background in development using a primary language such as Java, C#, JavaScript

Our requirements 5 years of full-stack development experience using Java and TypeScript/JavaScript.

Expert knowledge of modern JavaScript (ES6), HTML5, CSS3, and responsive design.

NoSQL databases, especially MongoDB ✔️ understanding of REST API ✔️ working knowledge of TypeScript or JavaScript

Experience in building **SaaS applications** (ideally in a product-led company)* Proficiency in **modern JavaScript

opportunities and develop brand new systems from conception to delivery.What You BringStrong Python and JavaScript

testing, at least 1 year of performance testing Good knowledge of one or more programming languages: JavaScript

What You Bring Strong Python and JavaScript programming skills.

Bonus points: Knowledge of at least one programming language: JavaScript, Java, or Python.

experience (Tech Lead, Architect, or similar); Experience with responsive web applications using JavaScript