Trainee React developer @ Innowise

What we expect:  Strong theoretical knowledge of JavaScript fundamentals. Proficiency in working with HTML/CSS. Understanding of Object-Oriented Programming (OOP) principles and Web development basics. Knowledge of data security fundamentals in networks and Web development. Basic understanding of Node.js and at least one framework. Theoretical and...

Location: Warsaw What we expect:Solid knowledge of Swift;Understanding of OOP and POP principles;Understanding of SOLID principles, with the ability to provide real-world examples;Basic understanding of common design patterns;Understanding and hands-on experience with MVVM architecture;Basic experience with UIKit (building complete screens, Auto Layout,...

What we expect: — Python knowledge: OOP basics, threads and GIL, working with the pandas library;— SQL knowledge: query language (DQL, DDL, DML, TCL), transactions and ACID principles, indexes;— Big Data knowledge: basic concepts — OLAP vs. OLTP, Data Warehouse and Data Lake, data normalization and denormalization;— Spoken English...

Strong experience as a Senior Frontend/Fullstack Developer or React Engineer in B2B SaaS. Expert knowledge of React 18 and TypeScript (Hooks, Context, functional components). Solid experience with Redux Toolkit, Ant Design, and Vite. Experience working with REST APIs and async data. Experience testing React apps with Jest and React Testing...

Strong hands-on experience with Python (backend) and React (frontend). Experience in legal technology or financial technology. Experience with AWS single-tenant architecture and AWS Lambda. Experience with PostgreSQL and Elasticsearch. Previous leadership role (e.g., tech lead). Experience working with 30+ developers and an automation QA team. We are...

Min. 6 lat doświadczenia Bardzo dobra znajomość React oraz Java Praktyczne doświadczenie w pracy z GCP (opcjonalnie AWS) Znajomość j. angielskiego na poziomie min. B2/C1 - praca w środowisku międzynarodowym Miejsce pracy: Zdalnie, 1x w miesiącu wizyta w biurze Start: ASAP (preferowane max. 30 dni wypowiedzenia) Wynagrodzenie: 130-150 zł/h +...

Proven expertise in Salesforce Commerce Cloud B2C / SF PWA.Solid knowledge of front-end technologies: React, JavaScript, HTML, CSS.Minimum 5 years of professional experience in front-end development.Strong communication skills in English. Position: B2C Lead Frontend DeveloperLocation: RemoteStart date: October 6th, 2025 | End date: January 30th, 2026...

A Bachelor's or Master’s degree in a relevant IT specialization is required Fully flexible and open to working with various technological platforms and tools Strong willingness to improve programming skills and take on new IT challenges A basic understanding of object-oriented programming is a must Excellent communication, and collaboration...

Job Title: Full Stack Developer (Python+ React)Location: WarsawExperience: 2–8 years (preferably)Employment Type: Full-TimeAbout Us We are a fast-growing cybersecurity company building intelligent, scalable product to prevent and safeguard against modern cloud-based threats. Our engineering team is passionate about solving complex problems and delivering...

Graduate (Bachelor’s or Master’s Degree) of Computer Science or other related numerate discipline Have at least 4 years of commercial Java development experience after graduation Good English skills both spoken and written Strong understanding of object-oriented programming and data modelling Familiar with various design, architectural patterns and...