1153 javascript English-speaking jobs in Warsaw

We're looking for an experienced Lead Software Engineer to join Klarna's engineering team. You'll play a critical role in building scalable, reliable systems and driving technical excellence across our products. This position combines hands-on coding with leadership, mentorship, and strategic decision-making.

Ascendix Work as a full-stack engineer , owning features from API to UI: Develop and maintain Node. js backend services for data ingestion, processing, and application logic Implement Vue.

TPConnects is a SaaS and cloud technology company and is part of Flight Centre Travel Group (FCTG), providing solutions for the airline and travel industry. We have a vibrant, multicultural team and we celebrate and recognize our talents. We are a rapidly growing 140+ strong employees' company, headquartered in Dubai, UAE.

We are looking for a motivated and proactive JavaScript Developer to join our Support & Hands History ... of our internal game library.RequirementsAt least 1.5 years of commercial experience in Frontend / JavaScript

2025 col-wide Job Description: Location: Warsaw (hybrid work: 2-3 days in the office) Rate: 220 - 255 PLN per hour Cooperation model: B2B or Employment Contract Duration: long-term agreement Recruitment process: 1 timed Abstract and Logical Reasoning Test (up to 15 minutes); 1 short interview (up to 30 minutes) Do you want to play a key role in revolutionizing the future of finance?

Employer: KlarnaLocation: Warsaw (hybrid work: 2-3 days in the office)Rate: PLN per hourCooperation model: B2B or Employment ContractStart date: ASAPDuration: long-term agreementRecruitment process: 1 timed Abstract and Logical Reasoning Test (up to 15 minutes); 1 short interview (up to 30 minutes)Do you want to play a key role in revolutionizing the future of finance?

Overview You posses: Good knowledge of JavaScript (ES5, ES6, ES7) and JavaScript frameworks is a plus ... Requirements Good knowledge of JavaScript (ES5, ES6, ES7) and JavaScript frameworks is a plus (especially

Software Engineer (JavaScript) Miejsce pracy: Warszawa Your responsibilities creating new code and optimizing ... efficient solutions Our requirements good command of English (B2) very good practical knowledge of JavaScript

We’re looking for an experienced Lead Software Engineer to join Klarna’s engineering team. You’ll play a critical role in building scalable, reliable systems and driving technical excellence across our products. This position combines hands-on coding with leadership, mentorship, and strategic decision-making.

About the Company Lumenalta offers fully remote work, rapid growth opportunities, and self‐improvement.

Are you a skilled software engineer passionate about backend technologies and cloud infrastructure? Join us as we build a cutting-edge Tech Hub in Warsaw for a global leader in online deferred payments, a rapidly growing startup transforming how people shop and pay worldwide.

Are you ready to sharpen your skills and grow into a test automation expert? During the program, you will: Learn to work with popular automation frameworks trusted across the industry. Gain practical knowledge of key tools essential for modern development and testing. By the end of this 2. 5-month training, you will: Be equipped with both the technical know-how and job-ready skills to succeed in IT.

Automation Tester (JavaScript/Node.js)# Automation Tester (JavaScript/Node.js)Testing., Kraków +1 Location ... Automation Tester (JavaScript/Node.js) #J-18808-Ljbffr ... Automation Tester (JavaScript/Node.js)4 023 - 5 747 USDNet per month - B2B4 105 - 4 516 USDGross per ... /Node.js)4 023 - 5 747 USDNet per month - B2BAutomation Tester (JavaScript/Node.js)., KrakówITDS4 023 ... this role if you have:*** At least 3 years of experience in test automation* Very good knowledge of JavaScript

Overview Lucid Reality Labs is developing the next generation XR solutions that change how people experience life, communicate, learn, tackle global challenges, work, and interact with the world. Our company has been recognized among the Top World companies in XR for years.

Full-time Company Description We operate both on-site at our clients, and remote. Currently expanding our distributed team in Londonand Minsk with the strongest talent. Job Description FocusReactive is a modern consultancy company with deep specialization in our core development stack.

The JavaScript Foundations team tackles the foundational JavaScript and language‐level challenges to ... Collaborate with teams internally and in the JavaScript community to shepherd and evolve the JavaScript ... This is an incredible opportunity to help shape the future of JavaScript at Netflix. ... We are part of the broader JavaScript Platform organization and are champions for UI (browser) application ... Provide and integrate libraries, tools, or workflows that enable developers to build JavaScript software

The Opportunity Nearform is a digital and AI engineering consultancy with a reputation for experience-led modernization. We focus on creating transformative digital products for enterprise customers across the UK and Ireland. Our approach blends deep technical expertise with modern, cloud-native solutions to help clients overcome legacy constraints and unlock new business value.

About us: We are looking for a Senior JavaScript Developer to be a part of the DEVTALENTS team and contribute ... We are looking for an experienced Senior JavaScript Developer to join our team and provide technical ... Technical Experience and Skills: Expert proficiency in JavaScript/TypeScript (6+ years of commercialexperience

technologies-expected : Java JavaScript Selenium Python Groovy about-project : Visa's Technology ... HTML, Angular, JavaScript) to write code that fulfils website modification requests and technical requirements ... Proficiency in Java (Spring, Hibernate) Nice to have: Angular and JavaScript programming languages Experience

for this role if you have: At least 3 years of experience in test automation Very good knowledge of JavaScript