Senior Frontend Developer – React

Prague - Czech Republic

Monthly Salary: Not Disclosed

Posted on: 2 days ago

Vacancies: 1 Vacancy

Job Summary

We are seeking a seasoned Senior Frontend Developerto join our distributed engineering this role you will take ownership of complex user interfaces mentor junior developers and contribute to the architectural decisions that shape our products in the Czechia republic and beyond.

About DHI

DHI is a global and independent company dedicated to working on challenges within the fields of water and environment and sustainability. Within these fields we provide a wide range of domain advisory digital advisory research and water governance services as well as providing leading edge technologies and products to the water data market.

By joining DHI you will become part of a dynamic and collaborative global team of experts where you will be empowered to innovate engage and grow in your field of expertise. DHI is dedicated to sharing knowledge effectively and across our worldwide network of offices.

Core Requirements:

Expert JavaScript/TypeScript:Mastery of modern ECMAScript (ES6) and a deep understanding of asynchronous programming and functional paradigms.
React Ecosystem Leadership:Extensive experience building scalable applications using Reactand its core ecosystem.
State Management Architecture:Proven track record implementing robust state management patterns (e.g. Redux MobX React Context or Zustand).
Modern Styling & Layout:Advanced proficiency in HTML5and CSS3 with a strong focus on Responsive Designand cross-browser compatibility.
API Integration:Senior-level experience consuming and integrating RESTful APIsinto frontend workflows.
Tooling & Version Control:Advanced proficiency with Git(branching strategies PR reviews) and package management (npm/pnpm).
Professional Experience:Minimum of 5 yearsof dedicated frontend development experience in a professional environment.
Communication:Proficiency in English (minimum B2 level) with the ability to articulate complex technical concepts clearly.

Desirable Skills & Experience (Bonus):

Modern Web Standards:Experience with TypeScript(highly preferred) Polymer and Web Components.
Testing Excellence:Experience with testing frameworks such as Jestand Karmato ensure code quality and reliability.
Data Visualization & Mapping:Hands-on experience with mapping libraries (OpenLayers MapBox Leaflet ) and data visualization tools ( Plotly dygraphs).
UI Frameworks:Familiarity with Material UIand the design/implementation of reusable atomic component libraries.
DevOps & Cloud:Basic understanding of CI/CD pipelines and deployment strategies within Azure GitHubor AWSenvironments.
Agile Mindset:Ability to thrive in a distributed agileteam environment with a high degree of autonomy and self-learning.

What we offer

Meaningful work on realworld environmentfocused projects in a growing industry
Modern tech stack and room to grow your skills
Small collaborative teams with a personal approach
Flexible working hours and hybrid setup
1year contract with the intention of converting it to unlimited if our cooperation proves successful
5 weeks of vacation
Additional benefits such as meal allowance cafeteria benefit (for sport recreation health education or homeoffice equipment) and discounted cellphone plan

Office location

You will be based in our office in Prague Czechia. We are working on a hybrid manner which will allow you to work from home a few times per week.

How to apply

Please submit your application including CV via the relevant job posting on DHIs website: for application is 20 April 2026. Interviews will be conducted on an ongoing basis.
For further information please contact Jiří Kirkos

To apply for this position you must have the right to work in the Czech Republic without restrictions. We are unable to sponsor applicants for this position.

Required Experience:

Senior IC