fullstack

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...

A forward-thinking tech company in Helsinki is seeking a Senior Fullstack Engineer to join their Tooling and Releases squads. The ideal candidate will have over 5 years of experience in software development, demonstrating frontend expertise, experience with AI technologies, and robust backend skills. Responsibilities include building secure internal...

Our mission at Oura is to empower every person to own their inner potential. Our award-winning products help our global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app. We've helped millions of people understand and improve their health by providing daily insights and practical...

Smartly proudly houses Rocket, the team responsible for building out the Media Library. Our customers rely on our creative production tooling to generate and manage tens of millions of advertising creatives, and your future team will be placed in the center of all of this effort.We are agnostic about technology and always aim to choose the best tools for the...

Koho Sales hakee kokemusta omaavaa fullstack-kehittäjää. Tehtävässä keskitytään Kohon taustajärjestelmän kehittämiseen ja ylläpitoon sekä tarvittaessa frontend-työhön. Tehtävä tarjoaa mahdollisuuden työskennellä osana tiimiä ja hyödyntää Ruby on Rails -osaamista sekä MySQL-tietokantoja.Työ tapahtuu hybridimallilla, toimiston...

ICEYE in Espoo is seeking a Senior Fullstack Engineer in Product Engineering to own end-to-end product slices, spanning backend APIs and frontend UIs. You will contribute to resilient, production-ready software and collaborate with cross-functional teams.The role emphasizes on-call reliability, observability, and reducing toil, with 3 days/week office...

Smartlyio in Helsinki is looking for an Engineering Manager to lead a Fullstack development team focused on building next-generation products with LLMs and generative AI.You will be responsible for the team’s growth, tackle technical challenges, and ensure product accountability. Enjoy a hybrid workplace with a culture fostering transparency and trust,...

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...

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...

Wolt is seeking a Fullstack Engineer to build production software across backend and frontend, collaborating with product, design, data, and operations. You’ll own features end-to-end and contribute to APIs, data models, and scalable systems.Based in Helsinki on a hybrid basis, you’ll work with Go/Kotlin on the backend and TypeScript/React on the...

Smartly seeks a Senior Fullstack Engineer to shape the TikTok offering for large advertisers, enabling creation, management, automation, and optimization at scale. You’ll own development end-to-end across the stack, from UX to services and integrations, with opportunities to explore AI and automation.You’ll influence architectural decisions, collaborate...

Smartly is seeking a senior engineer to own vertical slices of the platform, from design to API contracts, working across UX, product, and infrastructure teams. You will contribute to creative engineering initiatives and ensure high quality software that meets customer needs.The role requires 7+ years of experience in web applications, strong React frontend...

We’re looking for a Senior Fullstack Engineer to help build and evolve Smartly’s TikTok offering, enabling some of the world’s largest advertisers to create, manage, automate, and optimize their TikTok campaigns at scale.TikTok is an important part of Smartly’s multi-channel advertising offering. The capabilities you build will directly shape how our...

Nordea is seeking a hands-on Fullstack Developer to help build the self-service portal for AI and API platform capabilities. You will work across backend and frontend, implementing new features, and integrating with internal systems and external vendors.The role emphasizes scalable API design, quality and security, and collaboration with DevOps, UI/UX, and...

Job ID: 5934 Fullstack Developer - AI and API Platform Portal (permanent position) 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...

Witted Mavericks rakennettiin lupaukselle. Halusimme uudistaa ohjelmistokonsultointia tarjoamalla markkinoiden reiluimman ja läpinäkyvimmän palkkamallin kokeneille ammattilaisille. Kun katsomme, missä olemme nyt, on selvää, että onnistuimme.Aloitimme vuonna 2019, ja tänä päivänä olemme kasvaneet noin 60 konsulttiin, sekä meillä on toimistot...

Our mission at Oura is to empower every person to own their inner potential. Our award-winning products help our global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app. We've helped millions of people understand and improve their health by providing daily insights and practical...

Witted Mavericks etsii AI Fullstack Developeria liittymään asiakasprojektiin, jossa korostuvat myymälätoimintojen digitalisointi ja reaaliaikaisten tehtävien ohjaus. Rooli yhdistää frontend- ja backend- kehityksen sekä AI-työkalujen hyödyntämisen päivittäisessä toiminnassasi.Kyseessä on pitkäaikainen projekti hybridityömallilla, jossa...

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,...