(Senior) Fullstack Engineer IoT

Java

Aleja Walentego Roździeńskiego 1, Katowice

Vaillant Group Business Services

18 000 - 22 000PLN

Gross per month - Permanent

Full-time

Permanent

Senior

Hybrid

Tech stack

English

C1

IoT

regular

TypeScript

regular

Kotlin

regular

React

regular

Java

regular

JavaScript

regular

Spring Boot

regular

Job description

What we achieve together

We are looking to hire one regular and one senior Fullstack Engineer to join our great team in Katowice. You will be working with modern technology stack (Java, Spring Boot, Maven, JavaScript/TypeScript, React, Kubernetes, Docker, Stream Processing with Apache Kafka, PostgreSQL, MongoDB, Redis, Single sign-on with Azure EntraID, CI/CD with GitHub Actions, Azure Cloud etc.). You can look forward to:

• Creating new functions in the IoT environment and developing software based on microservices and serverless functions in our Azure Cloud
• Designing and developing interfaces in cooperation with other systems
• Creating and maintaining responsive frontends applications based on React for our applications with the help of Kubernetes provisioning and maintaining infrastructure components within the team
• Designing the software architecture together with the architects and implementing it in the existing components
• Planning the sprint together with the scrum team by dividing the product owner's user stories into tasks and transferring them to the sprint backlog
• Supporting the Product Owner in breaking down epics into user stories in regular refinement meetings

What makes us successful together

• Experience: 3-6/ years for a regular engineer and 6+ years for the senior role in the development with JavaScript, TypeScript and React and ideally Kotlin
• Know-how and skills: experience with components and technologies based on Java and Spring Boot and knowledge of modern development methods and tools as well as continuous integration and automated testing
• Nice to have: Knowledge of other front-end technologies (Angular, Vue.js) and React Material UI, interest in IoT
• Personality: proactive team player with excellent learning skills who would like to get to grips with software and hardware, both professionally and technical
• Language skills: excellent English communication skills

What makes us special

• Environment that cares about your well-being: flexible working hours, hybrid work model and additional 2 days off per year for every employee
• Package of additional benefits: private medical care, multi-sport card.
• Attractive compensation with annual bonus scheme
• A fast growing, agile and very dynamic team that challenges established routines and helps transforming the Vaillant Group to a data informed business
• Constant learning opportunities for both technical and personal growth through a range of workshops, seminars, events, and e-learnings

Published: 14.08.2025

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