javascript back-end developer

What You'll DoDevelop and maintain scalable applications using React, Next.js, and TypeScript. Build and improve reusable component libraries and design systems. Collaborate with architects, designers, backend developers, and business stakeholders to deliver effective solutions. Drive front-end best practices, coding standards, testing, and code quality....

Ball Corporation is seeking a Back End Engineer to support manufacturing sites across EMEA and globally. You will drive process improvements, installations, and best practice implementation, maintaining and optimising back-end production equipment while supporting innovation, cost reduction, and operational excellence.Join a world leader in sustainable...

Why Join the company We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks. From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next. What powers it all? Our...

Whether you're looking to build your expertise from the ground up or enhance your foundational skills, this training is your gateway to becoming a Front-End professional! By Participating, You Will Gain Practical skills in Git Strong knowledge of JavaScript꞉ functions, objects, arrays Experience with OOP, DOM manipulation, and events Understanding of...

Whether you're looking to build your expertise from the ground up or enhance your foundational skills, this training is your gateway to becoming a Front-End professional! By Participating, You Will Gain Practical skills in Git Strong knowledge of JavaScript꞉ functions, objects, arrays Experience with OOP, DOM manipulation, and events Understanding of...

Whether you're looking to build your expertise from the ground up or enhance your foundational skills, this training is your gateway to becoming a Front-End professional! By Participating, You Will Gain Practical skills in Git Strong knowledge of JavaScript꞉ functions, objects, arrays Experience with OOP, DOM manipulation, and events Understanding of...

Poszukujemy doświadczonego Senior IT Testera, który dołączy do długoterminowego projektu realizowanego w międzynarodowym środowisku. Projekt dotyczy pełnego procesu zakupu nieruchomości i obsługi kredytu hipotecznego oraz obejmuje wiele współpracujących ze sobą systemów – front-end, back-end, API, integracje oraz...

Poszukujemy doświadczonego Senior IT Testera, który dołączy do długoterminowego projektu realizowanego w międzynarodowym środowisku. Projekt dotyczy pełnego procesu zakupu nieruchomości i obsługi kredytu hipotecznego oraz obejmuje wiele współpracujących ze sobą systemów – front-end, back-end, API, integracje oraz...

Hello World! We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises the needs of our customers and a collaborative environment for our employees, enabling us to deliver exceptional products and services. Our...

Flexible Work Arrangement Warsaw, Mazowieckie, Poland Full time R72485 Careers that change lives start here. Medtronic is a global leader in healthcare technology with a Mission to alleviate pain, restore health, and extend life. Our 95,000 employees work across more than 150 countries to put patients first — developing innovative medical technologies that...

About the team Our team is responsible for building and evolving API integrations with external brokers. We design and develop broker APIs and customer journey from the ground up, with a clear goal: make our platform easy to integrate with and attractive for as many partners as possible. We focus strongly on modern and customer friendly journeys, ensuring...

Mamo is seeking a Senior Flutter Developer to own the end-to-end development of its mobile apps in the fintech payments space. You will design modular components, optimize performance, and shape the mobile architecture while collaborating with product, design and engineering teams.You should have 6+ years in mobile development with Flutter and Dart, a deep...

Who We Are We are the JavaScript Foundations (JSF) team in Warsaw. We are key partners in building the "UI Paved Road" at Netflix, operating within a global, virtual organisation that shepherds JavaScript across the entire company — from the browser to Node.js services powering our studio and streaming systems. Our Mission Our product isn't a single app...

Hello World! We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises the needs of our customers and a collaborative environment for our employees, enabling us to deliver exceptional products and services. Our...

Company DescriptionFocusReactive is a team of Senior+ engineers providing an expert advice on building scalable JavaScript (React/Node.js) applications. We build high-efficiency tech teams, design modern applications for web/mobile/desktop, and develop solutions for scale-up businesses in Europe and beyond.Our engineers are high-class experts in JavaScript...

Careers that change lives start here. Medtronic is a global leader in healthcare technology with a Mission to alleviate pain, restore health, and extend life. Our 95,000 employees work across more than 150 countries to put patients first — developing innovative medical technologies that improve the lives of 72+ million patients each year. Your unique...

Full-time Company Description FocusReactive is a team of Senior+ engineers providing an expert advice on building scalable JavaScript (React/Node.js) applications. We build high-efficiency tech teams, design modern applications for web/mobile/desktop, and develop solutions for scale-up businesses in Europe and beyond. Our engineers are high-class experts in...

Join to apply for the Senior Front-End Engineer (m/f/d) role at Inkitt2 months ago Be among the first 25 applicantsJoin to apply for the Senior Front-End Engineer (m/f/d) role at InkittThis range is provided by Inkitt. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$63,000.00/yr -...

Hello World! We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises the needs of our customers and a collaborative environment for our employees, enabling us to deliver exceptional products and services. Our...

Data Scientist and Model Developer is a strategic professional who stays abreast of developments within own field and contributes to directional strategy by considering their application in own job and the business. Recognized technical authority for an area within the business. Key responsibilities involve the development, enhancement, and statistical...