Senior Frontend Developer (React & Typescript)

Holisticon Insight is a division of http://nexergroup.com focused on IoT, AI, and advanced analytics. We assist our customers in developing IoT services, portals, and mobile apps and, above all, analyze data using AI and advanced analytics to reduce costs, streamline, and find new opportunities for the business. Our goal is to grow strong but rather in competencies than in numbers. We get things done and, on the way, we build a dynamic company culture to create the best place for our development. We love the atmosphere of a family business with its flat structure and self-organized teams where every opinion matters and influences our way of working

Check us out!👇

https://holisticon.pl/holisticon-insight/

We offer a choice of employment form on both B2B and Employment Contract 

• B2B: 150 – 170 PLN net/hour + VAT
• UoP: 19 500 – 21 500 PLN gross/month

We are looking for Senior Frontend Developer to join Holisticon Insight as a consultant. You will work with a wide variety of cases within Frontend Engineering for Holisticon Insight customers.  

In this role you will:

• Build and maintain web applications using React 18 and TypeScript.
• Design and implement reusable UI components with a focus on performance, maintainability, and accessibility.
• Optimize the frontend to ensure fast load times and smooth user experiences.
• Work with UX/UI designers to turn designs into functional web components.
• Collaborate with backend engineers to integrate APIs and improve communication between frontend and backend.
• Follow best practices for code quality, security, and testing.

You might be the perfect match if you possess the following competencies:

• 5+ years of experience in frontend development, with a strong focus on React (React 18) and TypeScript.
• Experience with Vite for project builds.
• Strong understanding of state management with TanStack tools.
• Experience with Mantine UI (v7) and Vanilla Extract CSS for styling.
• Familiarity with data visualization using Recharts and Mantine DataTable.
• Proficiency in testing tools like Vitest and MSW.
• Knowledge of ESLint/Prettier for code quality.
• Familiarity with Axios for HTTP requests and i18next for translations.
• Fluent English
• Location in Poland or other EU country

By joining Holisticon Insight you will get:

• Life insurance
• Multisport card
• Fully remote job
• Private medical care
• Flexible working hours
• B2B or contract of employment
• Amazing integration events on a regular basis
• Training budget (e.g. Microsoft Azure Certifications)
• Opportunity to impact our company culture build-up
• Work equipment (laptop, 2 monitors, and accessories)