Senior Fullstack Engineer Java & React Lodz

Vention; Łódź; On-site; PLN 240,000 - 320,000; Full time

Job summary

A global engineering partner is seeking a Senior Fullstack Engineer experienced in Java and React to lead the development of innovative solutions. Responsibilities include delivering production-ready Java code and engaging in the full application lifecycle. Ideal candidates will have over 4 years of Java experience and communicate effectively in English. Competitive perks include private medical care, AI tools, and a Multisport membership.

Benefits

EDU corporate community

Licenses for AI tools

Private medical care

Kafeteria MyBenefit credits

Multisport membership

Glasses reimbursement program

Referral bonuses

Parental leaves

Qualifications

• 4+ years of practical experience in Java development.
• In-depth knowledge of Spring, Hibernate, object-oriented programming, and design patterns.
• Hands-on experience with React.js.
• English proficiency at B1 level or higher.

Responsibilities

• Drive the development of high-quality, production-ready Java code.
• Contribute to the full lifecycle of application and business logic development.
• Engage actively in Scrum ceremonies and demo sessions.

Skills

Java development

Spring

Hibernate

Object-oriented programming

Design patterns

React.js

English proficiency

Job description

Vention is a global engineering partner to tech leaders and fast-growing startups, combining 20+ years of product development expertise with an AI-first approach and a reputation for reliable delivery.

We’ve been building Java solutions since day one, with a team of 200+ engineers delivering everything from web and mobile applications to complex system integrations. Our expertise spans Java/J2EE development, app modernization, and large‑scale migration projects.

What you'll do

• Drive the development of our solution set by delivering high‑quality, production‑ready Java code
• Contribute to the full lifecycle of application and business logic development, from concept to deployment
• Engage actively in Scrum ceremonies, demo sessions, and internal Idea Talks to support cross‑functional collaboration
• Perform thorough code reviews and write tests to maintain code quality and system reliability
• Support project estimation, planning, and pre‑sales activities with your technical expertise
• (Optional) Contribute to the team and community through mentoring, technical interviews, or knowledge sharing at internal and external dev2dev and meetup events

What you bring

• 4+ years of practical experience in Java development
• In‑depth knowledge of Spring, Hibernate, object‑oriented programming, and design patterns
• Hands‑on experience with React.js
• English proficiency at B1 level or higher, with a proven ability to communicate effectively with English‑speaking clients
• Passion for continuous learning and keeping up with the latest innovations in Java and software engineering

What you'll get

• EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track
• Licenses for AI tools: GitHub Copilot, Cursor, and others
• Private medical care with LuxMed
• Kafeteria MyBenefit credits for stores, restaurants, and cafés
• Access to a Multisport membership to stay active
• Glasses reimbursement program
• Referral bonuses for bringing in new talent
• Parental leaves

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