Junior Front-End Developer: Build Modern UIs with React

Ty"öpaikkakuvaus We are looking for a Junior Front-End Developer to strengthen our development team! Who we are Kassavirtanen is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open...

We are looking for a Front-End Developer to strengthen our development team!Who we areKassavirtanen Oy is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open communication are at the core...

Työpaikkakuvaus Who we are Kassavirtanen Oy is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open communication are at the core of everything we do. We focus on high‑quality code,...

Who we areInvosy Oy is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open communication are at the core of everything we do.We focus on high-quality code, long-term development, and...

Who we areKassavirtanen Oy is a growing invoicing service company that designs and develops its own systems, websites, and digital services for businesses. We operate from a modern office in the heart of Helsinkis Kamppi district, where teamwork and open communication are at the core of everything we do.We focus on high-quality code, long-term development,...

On a mission to make musicality as common as literacy At Yousician, you’ll help shape the future of music education and profoundly impact the lives of millions of people. Yousician impacts and enriches the lives of millions of people by empowering them to play music they love, learn something new, and nourish their well-being. We merge music and technology...

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...

Kassavirtanen Oy in Helsinki seeks a Back-End Developer who enjoys building scalable services. You will design and implement back-end systems and REST APIs powering our platforms, working with front-end developers to deliver smooth user experiences.Required: 2+ years with C# / .NET and SQL, writing clean, maintainable code, and contributing to architecture....

Responsibilities Develop and optimize mobile applications, utilizing both front-end and back-end technologies such as TypeScript, React, React Native, Next.js, and Node.js. Solve challenges and work in an agile environment. Build brand new digital services from scratch using the latest tech stack. Continuously modernize, maintain, and scale existing...