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ALGOTEQUE Innovation Hub

Frontend Developer (React)

ALGOTEQUE Innovation Hub
Poland · Full-time · Mid-Senior
ALGOTEQUE is an IT consultancy firm that helps startups, mid-sized and large corporations to create and deliver innovative technologies.

Our team has a successful track record in designing, developing, implementing, and integrating software solutions (AI, ML, BI, Web, Automation) for Telecom, Energy, Bank, Insurance, Pharma, Automotive, Industry, e-commerce. We deliver our services both in fixed-price and time-and-materials models, helping our customers achieve their business and IT strategies.

Job Description

We're looking for a talented Frontend Developer for a project for our client in the aviation industry. If you love React, clean code, and working on projects that matter, apply now.

Responsibilities

  • Build and maintain React applications using TypeScript, implementing reusable component architecture and modern frontend best practices.
  • Manage application state with RxJS and handle data fetching, async operations, and API integration using Axios.
  • Style components with Sass ensuring responsive, accessible, and consistent user interfaces across all platforms.
  • Integrate with REST APIs, handling authentication (JWT, OAuth), authorization, error handling, and security considerations.
  • Collaborate with teams on code reviews, technical decisions, and participate in migrating the codebase to TypeScript.

Profile / Requirements

  • Solid React expertise
  • TypeScript knowledge
  • Building reusable and maintainable component structures
  • Managing application state using RxJS
  • Handling API requests and asynchronous operations with Axios
  • Styling components with Sass

Nice To Have

  • Knowledge of REST API concepts
  • Experience working with APIs, including:
  • Handling authorization/authentication (JWT, OAuth, cookies)
  • Managing errors
  • Familiarity with JSON serialization, DTOs, and HTTP status codes
  • Understanding security best practices (CORS, XSS)

Bonus: C# / .NET experience or other object-oriented languages (excluding JavaScript) is highly valued. The key is solid understanding of OOP principles and architectural patterns.

Benefits

  • B2B contract
  • Fully remote work

Key Skills

Ranked by relevance

react typescript oauth javascript responsive sass oop ai c
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Country Guide

Poland

Fast-growing Central European IT hub

Posted
Feb 06, 2026
Type
Full-time
Level
Mid-Senior
Location
Warsaw
Company
ALGOTEQUE Innovation Hub

Industries

Information Technology & Services

Categories

Information Technology Engineering

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