senior react developer

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...

Description The Opportunity:We are looking for a talented Senior Mobile Software Developer to play a key role in the mobile applications’ development team. You have a strong history with Android development, and ideally, you have some experience with iOS too so that you can adapt your expertise to multi-platform projects when needed. Working alongside...

Shield AI is seeking a high-performing Business Development Lead to drive defence market growth, customer engagement, and business expansion across assigned markets in Finland. Responsibilities Own and execute Shield AI’s go‑to‑market strategy across assigned markets, aligning territory activities with strategic growth priorities and customer mission...

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...

# Senior Software Engineer (GenAI)Experienced full-stack developer versed in generative AI — or looking to get into it — to build GenAI-driven products with our team of engineers. Remote-first across EU time zones.## Overview of the positionWe are looking for an experienced full-stack developer versed in generative AI or looking to get into generative AI...

## Full-stack .NET Azure DeveloperApply: Nordic: Turku: Stockholm: Full time: Posted 3 Days Ago: JobReqID11265Passionate about coding? Join us as a .NET Azure Developer and solve exciting challenges with a talented and supportive tech team!At If IT, we work intensively to develop and adapt our solutions to meet our customers in the digital world....

Remedy Entertainment, the creator of Control®, Max Payne®, Alan Wake®, and one of the leading independent game studios in the world, is looking for a Senior Writer to create high-quality gaming experiences for the next generation of games. As a Senior Writer at Remedy, you will work with the Writing Team to create stories, characters, dialogue,...

Aiven is seeking a Senior frontend-focused full-stack engineer to work on the Aiven Console—the web UI used to explore and control data services. You will lead the development of platform-wide features with a strong emphasis on TypeScript and React.You will collaborate across design and product teams, contribute to the design system, and mentor junior...

Fellowmindin Turun alueelle haemme kokenutta asiantuntijaa vahvistamaan D365 F&O/FSCM -yksikköä. Rooli on vahvasti hands-on, ja keskittyy siirtymään perinteisestä F&SCM-kehityksestä kohti Power Platformia, Azure DevOpsia, automaatiota sekä tekoälyn hyödyntämistä.Tehtävä painottuu käytännön ratkaisukehitykseen: olemassa olevien kirjastojen ja...

Beware of Fraudulent Mercury Job Postings. Fraudsters may be posting fake job listings claiming to be from Mercury. Legitimate Mercury job offers will never ask for personal information or upfront payments. Always verify job postings through official Mercury channels. Mercury is the European leader in construction solutions. We build and manage complex...

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...

Swarmia was founded to help engineering organizations ship exceptional software at a sustainable pace. As Swarmia engineers, we’re not only building a platform for our customers but also ourselves.We raised €10M in Series A funding in June 2025 and are growing fast. To help scale and expand the product, we’re looking for several Senior Software...

Founded in 1910, KONE is a global leader that provides elevators, escalators and automatic building doors, as well as solutions for maintenance and modernization that add value to buildings throughout their life cycle. Our mission is to improve the flow of urban life and make our world’s cities better places to live by providing innovative solutions that...

Responsibilities Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update. Build and validate unit tests for all workflow activities from day one. Build the Inventory Management Database: tables, indexes, partitioning for 30M records. Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor. Implement...

Senior Researcher – Analytical Chemistry, Cellulose DerivativesWe are looking for a Senior Researcher with a strong foundation in analytical chemistry, who brings precision, curiosity and a hands‑on approach to method development to join our team. Does that sound like you? At Nouryon, our global team takes positive action every day, to reach higher...

Are you looking to take your next step from consulting, client work or sales support into business development and account management? Want to work with a team that values teamwork, agility and long-term client relationships? At Reaktor’s Public Sector unit, we help clients tackle some of their most complex and high-impact challenges. We’re looking for a...

Overview The Senior Project Planner will be responsible for the development of project schedules for the whole lifecycle of the project, from Feasibility through to Handover and Operations mobilisation. The Senior Project Planner is responsible for leading the management and optimisation of project schedules across complex and multi‑disciplinary...

Senior Researcher – Analytical Chemistry, Cellulose Derivatives   We are looking for a Senior Researcher with a strong foundation in analytical chemistry, who brings precision, curiosity and a hands-on approach to method development to join our team. Does that sound like you?   At Nouryon, our global team takes positive action every day, to reach higher...

Eaton has opened a modern, state‑of‑the‑art campus in Vantaa, Finland, dedicated to its critical power systems business. The campus brings together all business functions under one roof, including R&D, manufacturing, warehousing, sales and service, and product marketing. Over the past two years, Eaton’s Critical Power Solutions headquarters and...

Client Development Manager (Media + CX) page is loaded## Client Development Manager (Media + CX)locations: Helsinkitime type: Full timeposted on: Posted Todayjob requisition id: R1117690**Job Description:**## This role is suited to an experienced project manager and client lead with a strong grounding in media agency, combined with the ability to...