Senior Full Stack Developer (Java, Angular) - Join Our Engineering Team

The project involves enhancing the architecture of a system that supports clients in branches and partner locations.RESPONSIBILITIES:Participate in architectural changes to the system.Implement new functionalities using Angular 19 and Java 21.Refactor existing code for improved performance.Create integrations with REST services.Optimize performance and implement security solutions.Assist in designing and documenting technical specifications.

Join altersolutions as a Mid/Senior Angular Developer in Warsaw, where you will have the opportunity to work on innovative projects and enhance your skills in a collaborative environment. You will be responsible for developing dynamic web applications using Angular, collaborating with cross-functional teams to design and implement user-friendly interfaces.

Join our dynamic team as an Angular Developer, where you will be instrumental in developing and modifying code for the front-end of a brokerage platform. Collaborate closely with full-stack and back-end developers to create comprehensive solutions using Java and Angular.Contribute to system architecture changes.Implement new features using Angular.Refactor existing code to enhance performance.Develop integrations with RESTful services.Optimize application performance and implement security solutions.Assist with technical design and documentation.

Role overview Box Inc. seeks a Mid-Level Python Developer based in Warsaw, Poland. The role focuses on building web applications that are both efficient and scalable. Work alongside a team of experienced developers, contributing directly through hands-on coding and participating in peer code reviews. Writing clean, maintainable Python code is central to this position. What you will do Develop and maintain web applications using Python Write code that remains clear, organized, and easy to support Participate in code reviews to help maintain quality standards Collaborate with teammates to address technical challenges Requirements Enjoys working through complex problems Proactive and willing to learn Comfortable contributing in a collaborative environment

Role overview Talan is seeking a Mid-Level Backend Spark Developer to join the team in Warsaw. This role centers on building and maintaining backend systems, with Apache Spark as a primary tool. The work directly supports ongoing projects and plays a key part in meeting team objectives. What you will do Develop backend solutions that use Spark as a central technology Collaborate with colleagues from various disciplines to deliver dependable software Support project progress by helping meet milestones and upholding technical standards Location This position is based in Warsaw.

Join our dynamic team at Jobs for Humanity as a Mid-Level Full-Stack Developer. In this role, you will play a pivotal role in developing and maintaining web applications that make a difference for job seekers around the world. You will work on both front-end and back-end development, collaborating with cross-functional teams to deliver high-quality software solutions.

Join MARGO as a Senior Fullstack .NET Developer!Are you passionate about technology and looking to make an impact in the field of IT consulting? MARGO, an international leader in IT consulting, is seeking a Senior Fullstack .NET Developer with Angular expertise to join our dynamic team in Warsaw. Established in 2005 in Paris, with additional offices in London and Warsaw, we pride ourselves on providing top-tier IT experts for complex enterprise projects across Europe. At MARGO, we are committed to building long-lasting partnerships, ensuring transparency in our processes, and maintaining technical excellence in everything we do.

About Us:MARGO Group is a leading international IT consulting firm established in 2005 in Paris, with additional offices in London and Warsaw. We specialize in IT outsourcing and providing top-tier experts for intricate technology projects across Europe. Our focus is on fostering long-term partnerships, maintaining transparency, and promoting continuous development.About the Role:We are seeking a Senior .NET Developer with Angular expertise to engage in long-term enterprise banking projects within structured development environments. You will be involved in creating complex business applications while collaborating closely with Analysts, QA Engineers, and Product stakeholders.This position is intended for seasoned developers with over 5 years of experience who prioritize clean code, testing, sound architectural practices, and uphold high engineering standards.Work Model: Remote-first with scheduled on-site team meetings (2 days per month in Warsaw). Office attendance is primarily for team alignment, planning sessions, and direct collaboration.

Join our dynamic team at HOS247 LLC as a Senior Full-Stack Developer in a fully remote capacity. We are on the lookout for talented developers who are eager to enhance and innovate our existing suite of products. In this role, you will work closely with our Chief Technology Officer, collaborating on developing and refining solutions that drive our business forward.The ideal candidate will possess a robust background in full-stack development, with a minimum of three years of hands-on experience in Angular 2+ and Node.js.

Role overview Miratech is hiring a Senior Full Stack Developer with strong experience in Java and Angular. This role is based in Warsaw. The team builds and maintains web applications that support a range of technology projects. What you will do Design, develop, and maintain web applications using Java and Angular Focus on performance and user experience throughout the development process Work closely with cross-functional teams to deliver solutions that meet project goals Contribute technical expertise to the success of ongoing and new projects Who thrives here Developers who enjoy solving technical challenges and building reliable applications Team members who collaborate well across disciplines People who value a supportive and forward-thinking workplace

Oxylabs, headquartered in Warsaw, develops proxy and web data scraping solutions for a diverse client base, including Fortune 500 companies. The company’s team of over 500 professionals tackles large-scale technical challenges together. Role overview This remote mid-level PHP developer position centers on managing and enhancing the infrastructure behind Oxylabs’ data platforms. The systems you will help support are built to handle vast amounts of data and high-volume traffic. Key infrastructure details Ceph storage exceeding 6 petabytes Monthly data traffic of more than 60 petabytes Over 300,000 service requests each second Streaming upwards of 500,000 Kafka messages per second What you will do The work focuses on solving complex technical problems and strengthening the core systems that power Oxylabs’ data-driven products. Expect to contribute directly to the reliability and scalability of this infrastructure.

Join the forefront of digital privacy with the world’s leading VPN!Are you a passionate problem-solver who thrives on innovation? Become a vital member of the team that developed Threat Protection Pro, the NordLynx protocol, and the fastest VPN globally—empowering users with enhanced privacy, security, and control over their online presence.Your contribution? Enable millions of users to regain control of their online security, privacy, and data.The Low-Level Server Side Team is at the helm of delivering VPN server software that serves millions of users worldwide.

Join altersolutions as a Mid/Senior Java Developer and take part in exciting projects that shape the future of technology. In this role, you will leverage your expertise in Java development to create innovative solutions and enhance existing systems. You will collaborate with cross-functional teams to deliver high-quality software in a dynamic, fast-paced environment.

Join our dynamic team at Altersolutions as a Fullstack .NET Angular Developer! In this role, you will have the opportunity to work with cutting-edge technologies and contribute to innovative projects that impact our clients positively. Collaborate with cross-functional teams to design, develop, and implement robust applications that meet business requirements.

Join Box Inc. as a Mid-Level Java Engineer and take part in building innovative solutions that streamline processes and enhance user experiences. You will collaborate with a team of talented developers, contributing to the design, development, and maintenance of high-quality software applications.We value creativity, teamwork, and a passion for technology. If you are eager to tackle challenging problems and develop your skills in a supportive environment, we would love to hear from you!

About Us:MARGO Group is a leading international IT consulting firm established in 2005 in Paris, with additional offices in London and Warsaw. We excel in IT outsourcing and the provision of highly skilled professionals for intricate technology projects throughout Europe. Our commitment at MARGO is to foster long-lasting partnerships, uphold transparency, and encourage continuous growth and development.

Join Us in Revolutionizing Password Security!At NordPass, we are dedicated to making password security seamless and straightforward. Our mission is to ensure that managing logins is both safe and easy. Be a part of the innovative team that powers NordPass—a trusted password manager used by over 7 million individuals and more than 10,000 companies worldwide to protect their sensitive information, including credentials and payment details.Your Role: As an Android Developer, you will play a pivotal role in enhancing our applications, enabling millions to secure their digital identities. You will contribute to developing intelligent and secure login solutions that empower users globally.

Fraud Warning: Beware of potential scams posing as legitimate job opportunities. To ensure your application is considered, please apply only through the official Sensor Tower website or directly through our authorized profiles on platforms like LinkedIn, Indeed, BuiltIn, or Hackajob. Sensor Tower will never request payment, credit card, or bank account information during the application process. All official communications will originate from email addresses ending in sensortower.com. Interviews will be conducted via phone or Zoom, and no conversations will shift to external email or text platforms. If you encounter any issues, please reach out to us. Remember to attach your resume when applying.Recruitment Agencies: Sensor Tower does not accept unsolicited resumes from third-party agencies. Please refrain from sending resumes to our job alias, employees, or any other location. Sensor Tower will not cover fees related to unsolicited resumes and will not compensate agencies without a signed agreement.About This Role:Are you excited by the dynamic environment of a startup?Do you have a passion for developing high-impact, rapidly deployed products?Are you committed to mentoring emerging engineers and championing technical excellence?Join us in revolutionizing how insights are derived in digital marketing!Apply today!Role Summary:As a Mid / Senior Frontend Engineer at Sensor Tower, you will play a crucial role in developing top-notch products and features that enhance our user experience. Our flat organizational structure allows for your input to significantly influence product design and development.

Dołącz do naszego zespołu jako Fullstack Developer (.NET + Angular) i pracuj z wiodącym klientem w branży ubezpieczeniowej. Będziesz odpowiedzialny za projektowanie oraz rozwijanie nowoczesnych aplikacji, które spełniają potrzeby naszych klientów. Jeśli posiadasz doświadczenie w .NET oraz Angular, ta oferta jest dla Ciebie!