back-end developer ruby

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...

Job OverviewOivan is seeking a full-time passionate Ruby on Rails Developer (Junior/Middle) to join our growing Ho Chi Minh City and Danang teams. We offer the opportunity to work with a diverse and geographically distributed team, using Scrum framework. The role involves backend development with Ruby on Rails, REST/RESTFUL, JSONAPI, SQL databases, and...

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...

Is front-end and Javascript development your passions? Join us to change how websites are made. Oidom is in the need of an experienced Frontend Developer capable of building functional code and beautiful things. You'll be working on the Oidom sitebuilder application that is mainly built on React. You will be mainly working with adding new features to the...

OverviewWe are looking for a backend-focused Node.js developer for a long-term finance project at HiQ. The role involves working in a hybrid environment in Helsinki or Espoo, with opportunities to collaborate on innovative solutions and be part of a creative, relaxed team.ResponsibilitiesDevelop and maintain backend services using Node.js for a...

Job ID: 5816 Welcome to Group Technology, where we pride ourselves on engineering solutions and direct Nordea’s transformation by providing a holistic technological view and structured understanding of the bank, and its surrounding environment to enable the Customer Vision and the Business Strategy.Job ID: 5816 Welcome to Group Technology, where we pride...

Maybell Quantum is growing quickly, and we are expanding our technical group in Finland! If joining an outstanding team at one of the most exciting companies in quantum computing sounds interesting, then Maybell may be the place for you.Maybell is a venture-backed startup of scientists, engineers, visionaries, and innovators designing and building the...

About Agoda At Agoda, we bridge the world through travel. Our story began in 2005, when two lifelong friends and entrepreneurs, driven by their passion for travel, launched Agoda to make it easier for everyone to explore the world. Get to Know our Team In Agoda’s Back End Engineering department, we build scalable, fault‑tolerant systems and APIs that...

About The CompanyA well-established US education-technology company with a global presence, providing digital learning content and platforms to a large user base for over two decades. Distributed, international team working on products used by millions of active users worldwide.About The RoleLead Ruby on Rails Software Engineer needed to join the Engineering...

Oivan is seeking a full-time passionate Ruby on Rails Developer (Junior/Middle) to join our growing Ho Chi Minh City and Danang teams. The role involves backend development with Ruby on Rails, REST APIs, JSONAPI, SQL databases and Git within a Scrum framework.You will collaborate with a diverse, geographically distributed team and benefit from hybrid work...

About Agoda At Agoda, we bridge the world through travel. Our story began in 2005, when two lifelong friends and entrepreneurs, driven by their passion for travel, launched Agoda to make it easier for everyone to explore the world. Get to Know our Team: At Agoda, our Backend Engineering team builds the scalable, fault-tolerant systems and APIs that power our...

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...

Reaktor's award-winning tech community in Helsinki is seeking full-stack developers to join our team for work across the entire software development lifecycle, from front-end to production.You’ll collaborate with client tech and business teams to select technologies, implement features across frontend, backend and databases, and deliver world-class...

CSG Talent seeks an experienced Project Director to lead end-to-end delivery of major data centre developments in Finland. The role holds senior leadership responsibility from concept and early development through design, procurement, construction, commissioning and handover.The Project Director will coordinate CSA and MEP teams, drive governance and ensure...

Homa is seeking a talented 3D artist/animator to join our global game development team in Finland. You will own end-to-end gameplay visuals from concept to final sign-off, delivering hand-keyed animation with personality, high-quality VFX, and functional shader work.You will iterate quickly in Unity, collaborating with designers to ensure gameplay reads...

About Agoda At Agoda, we bridge the world through travel. Our story began in 2005 when two lifelong friends and entrepreneurs, driven by their passion for travel, launched Agoda to make it easier for everyone to explore the world. Today, we are part of Booking Holdings (NASDAQ: BKNG), with a diverse team of over 7,000 people from 90 countries working...

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...

Vaisala in Helsinki, Finland, seeks a Senior Software Engineer to join the Industrial Measurements software team at Vaisala HQ in Vantaa. You will design and develop embedded software for high-precision measurement instruments, collaborating with mechanical, electronics and software engineers, reporting to the Development Manager.Your responsibilities...

Nordea is seeking a Senior Data Engineer in Helsinki to own data solutions end-to-end within the High Risk Change & Development team. The role is permanent and full-time, based in Helsinki, Finland, integrating data engineering and modern platforms to support debt management and related processes.You will work across teams, design robust data models and...

Reaktor's award-winning tech community is looking for Lead Developers to join us in Turku. If you are in your element with a full software development cycle, have a passion for solving human problems with a holistic approach, and are curious to experience working in a low-hierarchy environment, you might just be what we’re looking for. As a Lead Developer...