back-end developer

CyberproAI is looking for a highly experienced Senior Backend Engineer with strong, hands-on Python expertise to join our growing engineering team in Warsaw. This is a role for a senior engineer who loves solving complex technical challenges, designing scalable systems and building robust products that operate in real-world environments. You will work...

Come join usThis role is available for both specialists open to work remotely (within Poland) or in hybrid mode (offices in Wroclaw and Krakow ) - we can discuss the frequency of visiting the office.What you’ll doAs .NET Developer, you will broaden your experience by working in modern projects for various domains and industries. You will extend your skills...

Come join usThis role is available for both specialists open to work remotely (within Poland) or in hybrid mode (offices in Wroclaw and Krakow ) - we can discuss the frequency of visiting the office.What you’ll doAs .NET Developer, you will broaden your experience by working in modern projects for various domains and industries. You will extend your skills...

Welcome to Kalamba Games! Join us as a Back End Developer and work closely with our team of front-end and back-end developers, game artists, math designers, testers and product managers. We aim for our stack to be the best-performing in the industry across the key pillars of Game Development, Remote Games Server Platform, QA and Art.   We are searching...

OverviewHi! We are looking for an experienced back-end developer to join our US-based start-up HeyDaily (with the backing of top investors like Sequoia). We offer a fast-paced environment with the ability of quick promotions.A few words about our project: HeyDaily is enabling influencers to deliver exclusive SMS messages (text, voice notes, images, videos)...

Overview Sapiency is an application intended for content creators and communities that may have or want to have their blockchain-based token. It combines the functions offered by social media (including building a community, the possibility of sharing content and interacting with other users) with the possibility of financing your own projects using...

Come join us This role is available for both specialists open to work remotely (within Poland) or in hybrid mode (offices in Wroclaw and Krakow ) - we can discuss the frequency of visiting the office.What you’ll doAs .NET Developer, you will broaden your experience by working in modern projects for various domains and industries. You will extend your...

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team...

Welcome to Kalamba Games! Join us as a Senior Back End Developer and work closely with our team of front-end and back-end developers, game artists, math designers, testers and product managers. We aim for our stack to be the best-performing in the industry across the key pillars of Game Development, Remote Games Server Platform, QA and Art.   We are...

Role Description This is a full-time remote role for a Back-End Developer at a growing US based company. The Back-End Developer will be responsible for designing, developing, and maintaining high-performance server-side systems for web and mobile applications. Qualifications 2-3 years of professional experience in back-end development with expertise in...

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultantsin 21 countriesand a turnover of €850M, we are committed to delivering impactful, future-ready solutions. Talan at a Glance Headquartered in Paris and operating globally, Talan combines technology, innovation, and...

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of...

Are you looking for the next professional opportunity, that will challenge you and advance your career? Join our team now!Tickmill is looking to hire a Backend Developer (.NET) to join our rapidly expanding team.Join a high-caliber team and contribute to its success with your passion, hard-work and positive attitude.About Tickmill.Tickmill is an...

Who we are Worldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly, simply, and securely. We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. Our technology powers the growth of millions of businesses across 5 continents. And just as we help our customers...

Role Overview We are looking for a Backend Developer with experience in Java, Quarkus, and AI development to join our team. AI will be a core part of your daily workflow, using tools such as GitLab Duo and Claude Code to accelerate coding, testing, and code reviews. You will help the team deliver backend tasks faster and with higher quality, bringing an...

We are an interactive agency and we build custom software. We are using new technologies and we are constantly developing, and most importantly, we’re probably looking for you! Responsibilities Programming using modern technologies Developing our clients current projects Implementing new products for current and new customers Cooperation with Project...

On behalf of NDA, FinTech, SD Solutions is looking for a talented Backend Engineer.As a Backend Engineer, you will design, develop, and maintain robust server-side systems that power our financial technology products. You will focus on building scalable, secure, and high-performance backend services, handling critical data processing, API development, and...

We are looking for a Senior .NET Framework Backend Developer to join our team. In this role, the ideal candidate will be accountable for all parts of the software development lifecycle for their projects. They will develop, adapt, and implement short- and long-term solutions to information technology need through new and existing applications, systems,...

We are looking for a Back-end .NET Developer to develop scalable and high-performance back-end services in a cloud-native, microservices-based environment. You will build and maintain back-end solutions running on Microsoft Azure, working with .NET, Kubernetes, Docker, and event-driven technologies. - 3+ years of experience in back-end development and...

Access Softek has been building software for the financial industry for over 30 years. Headquartered in Berkeley, California, we work with hundreds of banks and credit unions across the U.S., helping them deliver modern digital banking experiences to millions of users. We are looking for a Senior Back End Developer (C#) to join our Banking Platform...