Senior FrontEnd Developer

5 days ago

Jyväskylä, Central Finland AssureSoft - Careers Full time €60,000 - €120,000 per year

The key to our success is simple; we deliver the highest quality, on time, with passion and commitment, and live every day by a set of great values. We've built a company that fosters long-term careers in an environment of continuous learning, with cutting-edge benefits, tools, and resources. In addition, certifications that endorse our company as a great place to work.

Responsibilities
  • Build complex, data-heavy front-end interfaces (tables, filters, approvals, workflows).
  • Implement high-quality React + TypeScript components with strong state and performance patterns.
  • Integrate with REST/JSON APIs (and EDI-backed services via abstraction layers).
  • Apply UX best practices for back-office tools (procurement, AP, dashboards).
  • Collaborate with product/design/BE to define requirements, review specs, and ship features.
  • Write maintainable code with tests, documentation, and code reviews.
Requirements
  • 5+ years of experience in software development.
  • Strong experience with React and TypeScript.
  • Familiarity with or ability to quickly ramp on TanStack (and/or ).
  • Proven experience building data-heavy UIs (grids, filters, workflows).
  • Comfortable integrating REST/JSON APIs; exposure to EDI via abstraction layers.
  • Solid understanding of UX best practices for internal/back-office tools.
  • Advanced English.
Nice to Have
  • Experience with performance profiling, virtualization (e.g., large tables), and accessibility.
  • Experience with design systems, component libraries, and form/state tooling.

#LI-REMOTE


About us

AssureSoft is a multinational software development and information technology company providing strategic consulting, technology services, and outsourcing business processes. We work to innovate and create quality software with motivated, passionate, and qualified teams that develop in an environment of professional, stable growth and continuous learning.

Inclusive Opportunities for Every Talent. At AssureSoft, we believe that true innovation is born from diversity—of ideas, experiences, and perspectives. That's why our hiring practices are inclusive and reflect a firm commitment to equity and equal opportunity.
Here, every person—regardless of origin, gender, orientation, or beliefs—finds a space to grow, contribute, and be valued not only for their talent, but also for who they are.

What sets us apart
  • Great Place To Work certification.
  • A company with more than 15 years of experience.
  • Work with world-class clients and long-term projects.
  • English scholarships for an external institute.
  • English classes with company teachers.
  • State-of-the-art tools and resources.
  • Certifications for your professional growth.
  • Recreation and leisure activities.
  • Compliance with the regulations and labor rights of your region.

Retention of your personal information: AssureSoft will retain your personal information for as long as necessary to fulfill the purposes for which it was collected or as necessary to comply with our legal obligations, resolve disputes, and maintain appropriate business records. Once the purpose has been fulfilled, your personal information will be retained and blocked due to the possibility of legal and governmental requirements, and until the status of limitations has run out.

Important Notice Regarding Personal Information:  If you do not want your personal and professional information to be retained in our database, please send your request for data removal to 

  • Senior Frontend Engineer

    5 days ago

    Jyväskylä, Central Finland Cobre Full time €72,000 - €90,000 per year

    What is Cobre, and what do we do?Cobre is a corporate treasury and payments platform designed to elevate the way Latin American companies manage their finances. At Cobre, we build CFO-tech on top of owned payment rails in order to give real-time capabilities to domestic and cross-border payments, empowering every peso that our clients move.We are committed...

  • Senior Frontend Engineer

    5 days ago

    Jyväskylä, Central Finland Arionkoder Full time €60,000 - €120,000 per year

    We are a leading Product Development, Artificial Intelligence, and Team Augmentation studio with our eyes set on the future that crafts better futures for humanity by relying on cutting-edge technology to create impressive digital products and solutions that widen your global reach. Our human-centric approach guides us every step of the way and we're proud...

  • Senior Software Developer

    23 hours ago

    Jyväskylä, Central Finland Harvia Full time €60,000 - €120,000 per year

    About The RoleHarvia has just entered the new era —the digital sauna experience— by building intelligent digital products, connected IoT devices, a powerful cloud ecosystem and integrating with wearables.Harvia Finland Oy is looking for aSenior Software Developer / Software Architectto join Harvia's newAI-native software development team in Finland.You...

  • Senior Developer

    5 days ago

    Jyväskylä, Central Finland AssureSoft - Careers Full time €60,000 - €120,000 per year

    The key to our success is simple; we deliver the highest quality, on time, with passion and commitment, and live every day by a set of great values. We've built a company that fosters long-term careers in an environment of continuous learning, with cutting-edge benefits, tools, and resources. In addition, certifications that endorse our company as a great...

  • Software Developer

    23 hours ago

    Jyväskylä, Central Finland Harvia Full time €60,000 - €120,000 per year

    About The RoleHarvia has just entered the new era —the digital sauna experience— by building intelligent digital products, connected IoT devices, a powerful cloud ecosystem and integrating with wearables.Harvia Finland Oy is looking for aSoftware Developerto join Harvia's newAI-native software development team in Finland.You will be one of the founding...

  • Senior Java Spring Developer

    3 days ago

    Jyväskylä, Central Finland AssureSoft - Careers Full time

    The key to our success is simple; we deliver the highest quality, on time, with passion and commitment, and live every day by a set of great values. We've built a company that fosters long-term careers in an environment of continuous learning, with cutting-edge benefits, tools, and resources. In addition, certifications that endorse our company as a great...

  • Senior Java SAP Developer

    5 days ago

    Jyväskylä, Central Finland AssureSoft - Careers Full time €60,000 - €120,000 per year

    The key to our success is simple; we deliver the highest quality, on time, with passion and commitment, and live every day by a set of great values. We've built a company that fosters long-term careers in an environment of continuous learning, with cutting-edge benefits, tools, and resources. In addition, certifications that endorse our company as a great...

  • Senior Software Engineer

    5 days ago

    Jyväskylä, Central Finland Yalo Inc. Full time €80,000 - €120,000 per year

    YaloHi This is Yalo We help companies build strong customer relationships through the world's most popular messaging apps. We're an energetic and positive group of people. We take care of each other and create a safe space within the company for everyone to express themselves. We want every Yalere to reach the best version of themselves If you're looking...

  • Senior Software Developer

    5 days ago

    Jyväskylä, Central Finland Admicom Full time €60,000 - €80,000 per year

    Senior Software Developer (Full Stack)Etsimme kokenutta Senior Software Developeria, Lead developer -rooliin osaksi Admicomin R&D-tiimiä Jyväskylässä.Tässä roolissa kehität Admicomin omia ohjelmistoja, jotka digitalisoivat rakennusalan arkea ja helpottavat tuhansien ammattilaisten työtä ympäri Suomen. Työsi näkyy konkreettisesti siinä, miten...

  • Senior Software Developer

    5 days ago

    Jyväskylä, Central Finland Admicom Full time €60,000 - €90,000 per year

    Senior Software Developer (Full Stack)Etsimme kokenuttaSenior Software Developeria,Lead developer -rooliin osaksiAdmicomin R&D-tiimiä Jyväskylässä.Tässä roolissa kehitätAdmicomin omia ohjelmistoja, jotkadigitalisoivat rakennusalan arkeajahelpottavat tuhansien ammattilaisten työtäympäri Suomen. Työsi näkyy konkreettisesti siinä,miten työmaat...