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1 601 työpaikkailmoitusta hakusanalle back-end developer ruby alueella Suomi. Löydä päivittäin päivitetyt työpaikat johtavilta portaaleilta.


  • Helsinki, Uusimaa, Suomi Työmarkkinatori Kokoaikainen 45 000 € - 75 000 € Sopimus

    Who we areInvosy Oy is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open communication are at the core of everything we do.We focus on high-quality code, long-term development, and...


  • Helsinki, Uusimaa, Suomi Työmarkkinatori Kokoaikainen 45 000 € - 75 000 € Sopimus

    Invosy Oy is seeking a Back-End Developer to design and implement scalable back-end services and APIs for our own systems and client projects. You will work with front-end developers and designers to deliver robust, efficient solutions.We value clean, maintainable code and familiarity with cloud platforms. The role requires at least two years in back-end...


  • Helsinki, Uusimaa, Suomi Reaktor Group konserni Kokoaikainen 70 000 € - 110 000 € Sopimus

    Reaktor is seeking AI developers in Helsinki to design and build end-to-end AI-enabled applications. You’ll work across backend, frontend, and infrastructure, integrating OpenAI and open-source LLMs, and deploying in cloud environments with Docker and Kubernetes.You’ll contribute to end-to-end AI use cases, participate in RAG pipelines, and collaborate...


  • Helsinki, Uusimaa, Suomi Zeal Network Etätyö Kokoaikainen 90 000 € - 120 000 € Sopimus

    ZEAL Network is seeking a Senior Product Manager to own the development and continuous improvement of a digital consumer product. You will translate business goals and customer needs into clear product priorities, own the roadmap, and drive initiatives from discovery through delivery and iteration.This hands-on role requires owning end-to-end product...


  • Helsinki, Uusimaa, Suomi Aiven Kokoaikainen 85 000 € - 120 000 € Sopimus

    Aiven is seeking a Fullstack Software Engineer to join the Kafka Ecosystem team in Helsinki. You will build end-to-end features with Python in orchestration of managed Apache Kafka services across clouds, contribute to Karapace, and develop React interfaces that users interact with.Your focus will be Python, spanning API design to the UI. You will extend...

  • Lead Developer

    1 day ago


    Helsinki, Uusimaa, Suomi Reaktor Kokoaikainen 60 000 € - 80 000 € Sopimus

    Our award-winning tech community is looking for lead developers to join us in Helsinki. As a lead developer at Reaktor, your job is to work with the full software development lifecycle, help your team succeed, and deliver results Your daily tasks include: Being the first point of contact for the client when it comes to technical questions or the quality of...


  • Helsinki, Uusimaa, Suomi M-SNAP Kokoaikainen 50 000 € - 78 000 € Sopimus

    Visionite was founded in 2018 in Sweden, and a lot has happened since then. We have hired around 400 IT experts, opened several new offices and expanded our operations to Norway. Next up is Finland!With the opening of the Helsinki office, we are looking for new colleagues to work in software development. We do not recruit for a specific role, but rather...

  • Software Developer

    12 tuntia sitten


    Helsinki, Uusimaa, Suomi Allshares Kokoaikainen 2 800 € - 4 400 € Määräaikainen

    We are looking for Software Developers to join our growing team Are you looking for the next step in your career, get a thrill from working in a fast-paced, international environment and are ready to make an impact? We are currently hiring software developers to join our team! Whether you already have experience working in a software developer role or are...


  • Helsinki, Uusimaa, Suomi Air Apps Kokoaikainen 47 000 € - 58 000 € Sopimus

    About Air Apps At Air Apps, we believe in thinking bigger-and moving faster. We're a family-founded company on a mission to create the world's first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and live. Born in Lisbon, Portugal, in 2018-and now with offices in...


  • Helsinki, Uusimaa, Suomi Lektor Aero Oy Kokoaikainen 65 000 € - 90 000 € Sopimus

    Lektor Aero is a high-learning-tech company dedicated to providing cutting edge training solutions for Air Traffic Control. With a focus on innovation, we leverage latest educational technology to deliver state-of-the-art training experiences. Our mission is to enhance the skills and expertise of aviation professionals globally, ensuring safer and more...

  • Senior IT Developer

    2 days ago


    Helsinki, Uusimaa, Suomi Lokki Henkilöstöpalvelut Oy Kokoaikainen 65 000 € - 90 000 € Sopimus

    For our client in the banking industry, we are looking for an IT Developer to work on pricing engine modernization and cash flow processing solutions. Key responsibilities: Design, build, and maintain components of the price engine, with a focus on migrating legacy application logic to modern, maintainable systems Design and implement cash flow and cash...


  • Helsinki, Uusimaa, Suomi Sanoma Corporation Kokoaikainen 42 000 € - 60 000 € Sopimus

    Founding Audience Developer# Welcome to Sanoma!## Founding Audience DeveloperApply: Helsinki Sanomatalo: Full time: Posted Yesterday: JR-2576**Founding Audience Developer** Editorial creator and community builder Helsingin Sanomat is exploring new ways to make Finnish news more accessible, relevant and engaging for international residents in...


  • Helsinki, Uusimaa, Suomi Air Apps Kokoaikainen 47 000 € - 58 000 € Sopimus

    Air Apps is seeking a Front-End Web Developer to craft seamless, high-performance web experiences for a global audience. You will collaborate with designers, PMs, and back-end teams to build and optimize interfaces using modern web technologies, impacting millions of users of our AI-powered platform.This is an onsite role in Lisbon with relocation support...


  • Helsinki, Uusimaa, Suomi Hion Kokoaikainen 90 000 € - 120 000 € Sopimus

    Responsibilities Develop and optimize mobile applications, utilizing both front-end and back-end technologies such as TypeScript, React, React Native, Next.js, and Node.js. Solve challenges and work in an agile environment. Build brand new digital services from scratch using the latest tech stack. Continuously modernize, maintain, and scale existing...


  • Helsinki, Uusimaa, Suomi Syöpäjärjestöt Kokoaikainen 3 500 € - 4 200 € Määräaikainen

    Haemme Suomen Syöpärekisteriin määräaikaiseen tehtävään (1.2.2027 – 30.6.2028) junioritasoista sovelluskehittäjää. Liity joukkoomme tekemään tärkeää ja ainutlaatuista työtä syövän ennaltaehkäisyn ja terveydenhuollon rekisterien kehittämisen parissa. Työskentelet kahdessa sovelluskehitysprojektissa: toinen keskittyy yksilöllisen...


  • Helsinki, Uusimaa, Suomi Outokumpu Stainless Oy Kokoaikainen 70 000 € - 90 000 € Sopimus

    We are looking for a Service Manager - End User Services, AD and VDI to take responsibility for service management, continuous improvement and development of services and solutions within Active Directory (AD) and Azure Virtual Desktop Infrastructure (VDI).In this role, you will act as the single point of contact for business stakeholders and vendors...


  • Helsinki, Uusimaa, Suomi Lime Technologies Kokoaikainen 2 800 € - 3 000 € Määräaikainen

    Want to open doors and spark conversations that turn into real customer relationships? Then you might be our next Sales Development Representative! About The Role Lime Technologies is a Nordic SaaS company that helps businesses grow through better customer management. Now we're looking for a Sales Development Representative to join our team in...


  • Helsinki, Uusimaa, Suomi TransPerfect Kokoaikainen 90 000 € - 130 000 € Sopimus

    About Us:TransPerfect is the world leader in global content solutions and workflow technology. Across 100+ global hubs, we power digital marketing, multimedia production, localised campaigns and tech integration for the world’s top brands. We give global stories local resonance.About Us:TransPerfect is the world leader in global content solutions and...

  • AI Developer

    2 days ago


    Helsinki, Uusimaa, Suomi Reaktor Group konserni Kokoaikainen 70 000 € - 110 000 € Sopimus

    Reaktor's award-winning tech community is looking for AI developers to join us in Helsinki. If you thrive on applying cutting-edge AI technologies, building LLM-powered applications, and driving projects through the full software development lifecycle — and you’re passionate about solving real human problems with a holistic approach — we’d love to...


  • Helsinki, Uusimaa, Suomi emagine Kokoaikainen 100 000 € - 145 000 € Sopimus

    Our client within the banking sector is seeking an experienced Senior Java Developer to support the modernization and migration of critical pricing and settlement systems. The consultant will play a key role in transforming legacy application logic into scalable, maintainable solutions while ensuring the accuracy and integrity of financial processing.The...