back-end developer ruby

Linear, a Finnish SaaS company founded in 2018, is well on its way to become the next Nordic tech success story: a strong product, a large market ready for change, and the ambition to redefine how an entire industry works. The company has grown into Finland's most used real estate software, with its platform already reaching customers across 20 countries....

Are you energised by paid social, and by the point where performance, creativity, data, and technology meet? Do you want to own that intersection for some of the most ambitious brands in the Nordics and beyond? We're looking for a Senior or Lead Paid Social Consultant to join NoA Connect in Helsinki. We're open on the exact level: whether you step in as a...

Marfle is seeking a senior developer to help build our Fleet Management platform. You will work on data collection, processing, analytics, and visualization, including AI-powered features to help fleet managers make faster, smarter decisions.You'll own features end-to-end, from design to production monitoring. The role is full-time with 2 days per week...

At Hamina Wireless, we build software and hardware for Wi‑Fi, Private 5G, and IoT. We empower wireless professionals to design, deploy, and manage networks with fast, easy‑to‑use, modern tools. We’re an experienced team that values concrete results, clear thinking, and craftsmanship. We love complex problems and shipping polished software with great...

A new high-end restaurant is due to open in Levi this year, in collaboration with North Pole Catering. We are seeking an experienced and enthusiastic restaurant manager to join our team. You will be responsible for the smooth daily operation of the restaurant and will lead the team by example. You will play a key role in ensuring the customer-facing...

Greenstep is a Finland based, family-owned growth company founded in 2010, providing high-quality technology and back office services to support our clients' development and long-term success. Today, we are a community of almost 800 experts across the Nordics and Europe, and growing fast.BI Book is our own SaaS analytics platform. Over 1,000 companies...

Scandit Tampere Senior Backend Engineer Scandit gives people superpowers. Whether enabling delivery drivers to make quicker deliveries, matching a patient with their medication, or allowing retailers to make store operations more efficient, our technology automates workflows. It provides actionable insights to help businesses in a variety of industries. Join...

We build frontier artificial intelligence that helps governments and defence organisations make sense of a fast-moving information environment. Our systems help the teams responsible for national security read a complex information environment faster and clearer than ever before. We've closed a pre-seed round and are already running live government pilots,...

Company NestAI is a European AI lab for defence delivering the adaptive operating system for modern battlefield operations. We develop adaptive intelligence for unmanned and command systems: AI that continuously learns from operational data and adapts to changing conditions. NestOS is our open, modular and interoperable platform that enables this at scale...

Assistant/Associate Professor, Tenure Track, in art research The University of Jyväskylä (JYU) is a nationally and internationally significant research university focusing on human and natural sciences. The Department of Music, Art and Culture Studies seeks a fixed‑term Associate Professor in Art Research for a five‑year tenure track starting 2 August...

We are looking for a hands‑on finance professional to join our Finance Department in Helsinki, who enjoys combining day-to-day controller responsibilities with developing better processes, systems, and ways of working. You take pride in completing recurring tasks accurately and efficiently while actively looking for opportunities to improve how they are...

Location: Espoo, Finland (Keilaranta 17) — mainly on-sitePosition: Full-time, fixed-term (6 months), paid traineeshipStarting: Immediately upon finding a suitable candidateApplication Deadline: 25 September 2026www.telko.comWe are looking for a customer service minded IT Infrastructure Trainee to start building a career with us.As an IT Infrastructure...

The future of gaming in Finland is changing – and we’re recruiting. In 2027, the Finnish license market will open, bringing a new era for iGaming. At Veikkaus, we’re preparing for this transformation - and we’re looking for passionate professionals to join us on this exciting journey. We’re strengthening our Betting and iCasino teams with true...

Location: Helsinki, Finland (Hybrid), Kuopio or remote within Finland, Relocation support available Bring Europe's grid-scale batteries online We're looking for an AI Engineer (Asset Onboarding) to bring new battery assets and hybrid renewable parks onto Capalo Zeus VPP™, our virtual power plant that forecasts, optimizes, bids, dispatches, and operates...

Location: Helsinki, Finland (Hybrid) · Kuopio or remote within Finland · Relocation support available Bring Europe's grid-scale batteries online We're looking for an AI Engineer (Asset Onboarding) to bring new battery assets and hybrid renewable parks onto Capalo Zeus VPP™, our virtual power plant that forecasts, optimizes, bids, dispatches, and operates...

ReOrbit is seeking a visionary Head of Systems Engineering to lead our high-performing systems engineering team and drive the end-to-end architecture of our next-generation satellite platforms. In this highly senior role, you will take ownership of system requirements integrity, ensuring seamless alignment across all technical domains while fostering...

Wärtsilä is an innovative technology company known for being a forerunner in the Marine and Energy markets. Every day, we - Wärtsilians - put our hearts and minds into turning Wärtsilä's purpose of enabling sustainable societies through innovation in technology and services into reality. Our ultimate aim is to provide increased value to both our...

We are looking for a Senior Software Engineer to join the Supercell ID team within our Player Platform organization. In this role, you will own and drive significant evolutions of Supercell ID: setting technical direction, leading high-impact initiatives end-to-end, and raising the bar for player safety, reliability, and trust across our ecosystem. As a...

Packaging Solutions is one of Stora Enso’s seven business areas (BA), focusing on sustainable, fiber-based packaging. We deliver premium packaging to leading brands in retail, e-commerce, and industrial markets, while providing design and automation services that improve material use, streamline logistics, and reduce CO². We are now looking for a...

Job Description SummaryAre you ready to bridge the gap between visionary power technology and real-world grid stability?GE Vernova is looking for an exceptional NPI Leader – FACTS Solution Line to join our Electrification team based in Tampere, Finland.GE Vernova - The Energy to Change the WorldWith over 130 years of experience and proven innovation, GE...