fullstack

Smartly is seeking a Senior Fullstack Engineer to help build and evolve its TikTok offering. You’ll own end‑to‑end capabilities from UX to services, collaborating with product managers and designers to deliver scalable, reliable solutions.You’ll work across the stack with Node.js, TypeScript, and React, shaping architectural decisions and mentoring...

Smartly is seeking an experienced software engineer to own end-to-end vertical slices of our platform from Helsinki in a hybrid setup.You will design and document services, own API contracts, and collaborate with UX, product, infrastructure, and support to meet customer needs. Join a global team delivering scalable web apps with React, Node.js, and...

Smartly is seeking a Senior Fullstack Engineer to shape the future of our multi-channel advertising platform. You will design, build, and scale integrations across channels, collaborating with partners like Google, Reddit, and Spotify to enable efficient campaign management.You'll work on AI/automation opportunities, own architectural decisions, and mentor...

Witted Mavericksin AI-tiimiin etsimme senior AI Fullstack Developeria suuren suomalaisen mediayrityksen projektiin. Roolissa kehität kahden pääpalvelun tekoälypohjaisia käyttökokemuksia sekä asiakkaan löytävyyttä ja polkuja. Työskentelet tiiviissä yhteistyössä nykyisten tiimien kanssa, sukupuolineutraliteetin ja arvostuksen korostuessa.Aloitus...

We're a global team of over 400+ people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open-source databases, search, streaming, and application...

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...

ResponsibilitiesContribute to the development of complex, full-stack digital services across various industriesContribute to design and architecture decisions to ensure systems are scalable, secure, and maintainableProactively identify issues and resolve them as part of the teamParticipate in client-facing work, including demos, technical discussions, and...

Tehtävänkuvaus Tässä roolissa pääset itsenäisesti viemään eteenpäin ja toteuttamaan AI-projekteja osana asiantuntevaa tiimiä. Keskityt erityisesti web-sovellusten kehitykseen ja AI-integraatioihin parantaaksesi yrityksen sisäisiä prosesseja. Tarjoamme sinulle mahdollisuuden päästä vaikuttamaan uuden tiimin teknologiavalintoihin ja...

Helsinki, Vantaa, Kerava, Kauniainen, Kirkkonummi +11 Hakuaika päättyy 21.4.2027, 0.00 (julkaistu 23.10.2026) Tässä roolissa pääset itsenäisesti viemään eteenpäin ja toteuttamaan AI-projekteja osana asiantuntevaa tiimiä. Keskityt erityisesti web-sovellusten kehitykseen ja AI-integraatioihin parantaaksesi yrityksen sisäisiä prosesseja. Tarjoamme...

Reaktor is seeking a Senior Fullstack Developer to join one of our Business Units in Helsinki, Finland. You’ll work across modern web applications, backend services and production systems, solving ambiguous problems with clients and thriving in a low‑hierarchy environment.You will collaborate with clients across digital product, platform and service...

Accenture PLC is seeking a capable Fullstack Developer in Helsinki to design and build comprehensive software with an AI-first approach. You will influence architecture, own the end-to-end delivery, and collaborate across teams to bring ideas to production.The role requires 4+ years in fullstack development, strong React.js and Java skills, and fluency in...

NestAI is seeking a Forward Deployed Fullstack Chapter Lead in Helsinki to steer engineering standards and people leadership for a chapter of engineers across frontend, backend, and infrastructure. You’ll balance hands-on coding with staffing, coaching, and career growth, while ensuring customer deliveries meet high bar.In this role you’ll recruit,...

Academic Work Finland Oy is recruiting a Software Developer to build and maintain Cimcorp’s statistics product in Espoo. You will work as a fullstack developer, contributing to both front- and backend features and reporting capabilities.You should have hands-on experience with Java EE, React, and Oracle databases, and you will collaborate closely with a...

About the roleIn this role you will develop Cimcorp’s statistics product. The product collects and processes data from robotic systems, including equipment data, order information and event data. It is a standard part of the projects delivered to the clients, so you will be developing software that plays an important role in Cimcorp’s solutions.You will...

In this role you will develop Cimcorp's statistics product. The product collects and processes data from robotic systems, including equipment data, order information and event data. It is a standard part of the projects delivered to the clients, so you will be developing software that plays an important role in Cimcorp's solutions. You will work as a...

Netlight Helsinki invites you to join as a consultant and shape today’s and tomorrow’s software products and technical solutions with your colleagues and clients. You will select projects and roles based on your experience, interests, and market demand, with freedom to craft your own career path.We tailor positions across Fullstack, Cloud, Web, and...

A leading digital consultancy is looking for talented digital designers with UX/UI or service design experience, as well as mobile and fullstack developers. This role offers a chance to create innovative digital solutions tailored to B2C customers’ needs. Applicants are encouraged to showcase their portfolios and experience in technologies such as Kotlin,...

NestAI in the Helsinki region is seeking a Senior Fullstack Developer to build and evolve the operator-facing software at the heart of our platform, focusing on reliability and intuitive user experiences.You will work across the entire stack—from design and architecture to front-end execution, API integrations, and system performance—collaborating...

NestAI is seeking a Senior Fullstack Developer in Helsinki to design, build and evolve the operator-facing software at the heart of our platform. You’ll deliver scalable web applications with a focus on reliability, performance and a great user experience.You’ll work across the full stack—from UI in TypeScript/React to API integrations and system...

Overview Are you a freelancer searching for an opportunity to collaborate on some of the most coveted digital consumer services in the Finnish and Swedish market? Do you have years of experience and impressive success stories to share? If so, we might have the perfect opportunity for you. In short, we are elbow-deep in the consultancy business, but above all...