Are you passionate about designing, developing and operating cutting-edge software for complex domains? Do you thrive on scalability and distribution? We're on the hunt for talented Reactive Systems developers and hands-on architects - and those eager to become one - to join our dynamic team!
Our Vision: At the heart of our work is the commitment to creating operational solutions that deliver exceptional customer value, stand the test of time and keep low latency at any scale. We blend technological mastery with efficient learning and collaboration, leveraging domain-driven design to tackle complex problems and high-usage scenarios.
What We're Looking For:

• Role: Reactive Systems Developer
• Genuine Interest: Scalability, distributed systems, functional programming and efficient learning
• Communication Skills: Results-oriented and motivated team player with passion for problem solving and analytical thinking in close collaboration with the customers
• Additional "nice-to-haves": Event-Driven Architecture, event sourcing, CQRS, actor model and Domain-Driven Design, agile

Examples of the tools we use:

• Scala with the Typelevel Cats ecosystem, Akka, Kalix
• Kafka, Cassandra, Open Search
• Kubernetes, AWS, Azure

Other technologies we are interested in:

• Elixir and Erlang/OTP
• Rust

Why to choose us?

• Innovative Projects: Work on cutting-edge technologies and projects that push the boundaries of what's possible.
• Collaborative Environment: Be part of a team that values creativity, collaboration, and continuous learning.
• Growth Opportunities: Whether you're already an expert or aspiring to be one, we provide the tools and mentorship to accelerate your career.
• Scalability and Distribution: Dive into projects that prioritize scalability and distribution at their core.
• Customer Focused: Leverage customer expertise to create real-time, data-quality solutions that are both cost-efficient and high-performing.

What we offer to You:

• A vibrant and inclusive company culture with minimal hierarchy, where your voice is heard.
• Flexibility in work arrangements to ensure a healthy work-life balance, including remote work options.
• A plethora of opportunities for professional growth, from certificate bonuses to training and conference attendance.
• An array of extra perks, including healthcare benefits, cultural incentives, lunch and a bike benefit.
• Opportunity to invest in the company's growth and become a co-owner.
• A dynamic and relaxed work atmosphere, with plenty of free-time activities to unwind.

Additionally, we invest in the well-being of our people with comprehensive employee benefits, including lunch-, sport-, culture-, massage-, and bicycle benefits, comprehensive occupational health care, extensive insurance, as well as occupational welfare services.

Even though we use English in most of our projects, Finnish is seen as an advantage as some customers require it.

The team is mostly based in Jyväskylä. Other cities with twoday offices like Tampere, Turku and Helsinki are also good options for experienced developers.
In case needed, an existing work permit in Finland is mandatory.
Due to the holiday season the interviews will take place in August.
Apply twoday and let's shape tomorrow together!
We are twoday.

Nearly 700 of our experts in Finland and a total of over 2,700 in the Nordic countries and Lithuania are building a better tomorrow and an easier everyday life through technology. We help our customers succeed in the digital transformation through data and analytics, artificial intelligence, software development, digital services, and tailored applications. Our 8,000 customers and countless successful projects from both the public and private sectors give us a unique insight into our digital society and its advancement.
For us, people always come first, and our employees are our most important success factor. That's why we do our best to be a great workplace where the culture supports well-being, development, and meaningful work. We believe that by caring for each other and our society and by working with great heart and passion, we can truly make a difference.
Our business has been profitable and we are growing strong both organically and through acquisitions. In 2023, twoday group's turnover was over 350 million.

Helsinki

Jyväskylä

Tampere

Turku

Etätyö