backend developer

About position We are looking for an experienced Java and Kotlin developer with strong Python skills. The successful applicant should have knowledge of creating programs, applications and mobile apps in both languages. He or she should be able to work independently and have the ability to solve complex challenges. This role requires excellent communication...

Programista/Programistka baz danych (backend developer) Miejsce pracy: Katowice Zakres obowiązków: Projektowanie, rozwój oraz utrzymanie aplikacji bazodanowych z wykorzystaniem Oracle PL/SQL. Analiza i optymalizacja zapytań SQL oraz kodu PL/SQL. Diagnozowanie i rozwiązywanie problemów jakościowych oraz wydajnościowych w istniejącym kodzie SQL i...

Momentum in Wrocław accelerates digital innovation in healthcare by transforming ideas into cutting-edge digital products. We are seeking a Python Developer focused on backend development to help build scalable applications using FastAPI or Django, while optimizing performance and collaborating with a skilled team of engineers and product experts.You should...

REKORD SI Sp. z o.o. w Bielsku-Białej poszukuje Starszego Programisty .NET do projektów dla administracji publicznej i sektora produkcyjnego. Do zadań należą backend i frontend aplikacji webowych, migracja legacy oraz praktyczne wykorzystanie narzędzi AI w codziennej pracy.Oczekujemy minimum 8 lat doświadczenia, silnej znajomości C#, .NET/.NET Core,...

Brightstar is an innovative, forward-thinking global leader in lottery that builds on our renowned expertise in delivering secure technology and producing reliable, comprehensive solutions for our customers. As a premier pure play global lottery company, our best-in-class lottery operations, retail and digital solutions, and award-winning lottery games...

MAKE HISTORY WITH US!   We are seeking a skilled and motivated Backend Engineer to join our IoT Platform team. This role is critical to delivering the new initiatives, focusing on scalable backend services that support our connected devices and data-driven operations       • Work closely with architects to translate solution designs into scalable and...

The Short VersionYou make everything the agent runs on solid: the integrations it reaches through, the gateway that turns them into functions it can call, the sandboxes it runs in, and the data underneath. You've built and operated real backend systems in production and have scars from how they break.You may never have shipped an LLM feature, and that's...

Proxify is seeking a Senior Go Developer to design and implement scalable backend systems. You will work in a high-performance environment, focusing on Golang and microservices. The role offers a balanced work-life with consistent 8-hour days, 24 flex days off annually, and personal matching to exciting projects. Candidates should have a strong background in...

Our mission is to enable everyone to build wealthWe reinvent how trading and investing work by creating exceptional products people love.That takes high standards, high velocity and engineers who own what they ship.Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, performance, reliability and data...

ABOUT THE ROLEAre you an experienced backend developer with a curious mindset? Do you have a passion for building intuitive, cutting-edge solutions with state-of-the-art technology?At LeoVegas, we’re on a mission to deliver the greatest iGaming experience to our customers and technology is at the heart of making that happen.As part of our Retention domain,...

Our mission is to enable everyone to build wealthWe reinvent how trading and investing work by creating exceptional products people love.That takes high standards, high velocity and engineers who own what they ship.Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, performance, reliability and data...

The company is building the future of cybersecurity for the AI era. We’re growing fast and looking for a Backend Team Lead to join our Engineering team and play a key role in driving technical execution, engineering excellence, and the delivery of scalable, high-quality products. This is a high-impact, hands-on leadership role where you will combine...

WPP is the trusted growth partner for the world’s leading brands.  We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our...

Xsolla in Poland is seeking a Backend Developer to design, build, and maintain backend services and APIs using PHP and Go. The successful candidate will ensure scalability, reliability, and high performance while contributing to system monitoring and documentation.Qualified applicants should have proven experience in backend development, a solid...

ABOUT THE ROLEAre you an experienced backend developer with a curious mindset? Do you have a passion for building intuitive, cutting-edge solutions with state-of-the-art technology?At LeoVegas, we’re on a mission to deliver the greatest iGaming experience to our customers and technology is at the heart of making that happen.As part of our Retention domain,...

About The Role Are you an experienced backend developer with a curious mindset? Do you have a passion for building intuitive, cutting-edge solutions with state-of-the-art technology? At LeoVegas, we’re on a mission to deliver the greatest iGaming experience to our customers and technology is at the heart of making that happen. As part of our Retention...

Waymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to mobility while saving thousands of lives now lost to traffic crashes. The Waymo...

What should you know about SKELAR? It's a venture builder — in other words, a company that builds companies. Together with founders, we create consumer businesses that become leaders in global markets across EdTech, Mental Health, Petcare, FashionTech, and beyond. Our teams build tech products that win recognition from Product Hunt and The Webby Awards,...

Overview Rakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and...

Sii Poland is hiring a backend developer with Kotlin to design, build, and maintain microservices powering a modern fintech platform in Katowice. You will work with cross-functional teams to deliver scalable solutions and ensure reliability and performance across the system.Candidates should have 3+ years of experience in software development, hands‑on...