back-end developer ruby

About WoltAt Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we're building the delivery of (almost) everything and you'll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep on...

Klaara is a new financial partner for ambitious small and mid‑sized companies. We combine modern accounting, smart automation and strategic advisory to help CEOs and leadership teams turn financial data into clarity, better decisions and measurable results. We’re building something new in the industry, and we’re looking for curious, energetic and kind...

Outokumpu is looking for an End User Services Architect specializing in Identity and Access Management (IAM) to drive the design, development, implementation, and maintenance of secure, scalable IAM solutions.Purpose of the role: As an IAM Solution Architect, you will shape Outokumpu’s Identity and Access Management landscape, ensuring solutions meet...

Select how often (in days) to receive an alert: Assistant / Associate / Professor in Palliative Medicine The Faculty of Medicine at the University of Helsinki invites applications for the position of a part-time (35 %) ASSISTANT PROFESSOR / ASSOCIATE PROFESSOR / PROFESSOR The field of the position is Palliative Medicine, and the language of instruction is...

About Enfuce:Founded in 2016, Enfuce is a female-founded and led global payments partner solving payments complexity for ambitious brands, banks and fintech leaders. Born in the Nordics and built for the world, Enfuce combines deep payments expertise with cloud-native technology to help customers launch and scale with confidence.Enfuce is a strategic...

Are you an experienced IT Support Specialist who thrives on taking responsibility, improving ways of working, and serving as a technical anchor within an organization? Would you like to work in an international environment where your expertise truly makes a difference? We are now looking for a Senior IT Support Specialist to join Mirka’s IT department –...

At Konecranes, we believe that great customer experience is built on the people behind the Konecranes name. Everything we do, we do with passion and drive. We believe diversity drives business success and is the foundation for our growth. We welcome different backgrounds and skills that enrich our community and we promote a place where we can ALL be...

Reima seeks a Global Supply Planner (fixed term) to strengthen its global planning function in Helsinki. You will develop and maintain supply plans to ensure timely product availability, collaborating with demand planning, merchandising, sourcing, finance, and regional teams, plus suppliers mainly in Asia.You will work across forecasts, procurement needs,...

What you will deliverDrive thought leadership and external communications (~70%)Own KONE's innovation narrative, thought leadership, executive positioning and product relevance in AI, technology and innovationDevelop distinctive, insight-led points of view that strengthen KONE's positioning as an innovation leaderLead and activate global thought leadership...

We are looking for a Senior Engineer, PCB Layout to join our growing Embedded Hardware team. In this role, you will design PCB layouts for embedded hardware solutions across a wide range of technologies and industries, including telecommunications, industrial automation, IoT, automotive, medical devices, and defence. You will work as part of a team of more...

UpCloud is on a mission to be the number #1 European cloud platform, built on performance, reliability, and trust. While data sovereignty has become a hot topic in the EU, we can proudly say that we’ve been mastering it since 2011. With a strong, continually expanding portfolio of solutions and a rapidly growing international customer base, we are poised...

Calling all Finnish for incredible job opportunities in the Kingdom of Saudi Arabia Key purpose: As the F&B Supervisor, responsible to assist the F&B Manager and F&B Assistant Manager in the day-to-day operations of the business. You will be involved in service operations ensuring smooth operations, development and coaching of staff. F&B supervisors...

DescriptionAs a Senior Executive Support Engineer, you will join a small, collaborative team providing dedicated IT support to Nokia’s CEO, Group Leadership Team members, and other senior executives. Acting as a trusted technology partner, you will anticipate their needs, resolve complex issues end to end, and help them make effective use of emerging tools...

Reporting to: Principal Data ScientistLocation: Helsinki/ 2 days HybridAbout the Role:We're looking for a passionate and skilled Machine Learning Engineer to enhance and evolve our trademark search engine. In this role, you'll explore and implement state-of-the-art NLP and CV architectures tailored to the complex domain of trademark search.This role is a...

CAMP KITCHEN&BAR"You should eat well when traveling, CAMP Kitchen&Bar serves our favorite foods from Turku to Thailand, Nuorgam to New York and scenic routes back. Come eat and drink with us and stay way too long. Even an office rat will fall in love with this camping life!"We are now looking for cooks for a top team in Ruka! We are now offering the...

We’re looking for an enthusiastic Product Owner to join our engineering team at Nordic Lights.In this role, you’ll manage the life cycle of high-end LED lighting products and customer projects for some of the world’s leading heavy-duty vehicle manufacturers. You’ll work in a truly global environment, collaborating daily across Sales, Marketing,...

iCare is looking for an experienced Senior R&D Engineer to help develop the next generation of ophthalmic medical devices and technologies. In this role, you will work across the full product development lifecycle, from early-stage research, concept generation, and technology evaluation to product development, market launch, and lifecycle management. You...

Director, Business Change Management, Subscriptions and Servicies (Helsinki) We are looking for an experiencedDirector, business changemanagement,to take a key role in driving Elisa's business transformation agenda and industry collaboration. This is a unique opportunity tooperateat the intersection of business strategy, process development, industry...

DescriptionSenior Product Designer  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...

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...