Lead Full-Stack Consultant — Hybrid (Kraków)

GFT Technologies SE; Polska; Hybrid; PLN 214,000 - 282,000; Full time

Job summary

GFT Technologies SE is seeking a Lead Full Stack Consultant to join a global Risk & Compliance team. You design, develop and maintain modern applications with backend focus in Java/Spring, while contributing to frontend in React and TypeScript.

You will lead technical decisions, shape solutions, ensure high-quality delivery, mentor teammates and review code across Agile teams. Hybrid work from Kraków is expected, 8 days per month.

Qualifications

• 8+ years in enterprise application development.
• 2+ years of technical team leadership experience.
• Expert knowledge of Java and Spring Framework (Boot, Data, REST, Security).
• Experience with microservices and micro-database architecture.
• Experience building event-driven systems.
• Experience with ReactJS and TypeScript.
• Experience with Swagger/OpenAPI and automated testing (JUnit).
• Experience with Docker and Kubernetes, cloud-based apps.
• Familiar with Agile Scrum, JIRA and Confluence.
• Willing to work hybrid from Kraków 8 days a month.

Responsibilities

• Design and develop scalable backend services using Java and Spring.
• Build and maintain REST APIs and microservices.
• Contribute to frontend development using React and TypeScript.
• Prepare technical designs and solution documentation.
• Implement event-driven integrations and workflow-based solutions.
• Develop and support batch processing applications.
• Ensure reliability via logging, monitoring and error handling.
• Create and maintain automated tests.
• Containerize and deploy with Docker and Kubernetes.
• Support cloud-native application development.
• Collaborate with cross-functional Agile teams.
• Provide technical leadership, mentoring and code reviews.

Skills

Leadership

Hybrid collaboration

Agile Scrum

Java

Spring Framework

REST APIs

Microservices

ReactJS

TypeScript

Docker

Kubernetes

OpenAPI/Swagger

JUnit

JIRA

Confluence

Tools

Docker

Kubernetes

ReactJS

TypeScript

Java

Spring Boot

Spring Data

Spring Security

OpenAPI/Swagger

JUnit

JIRA

Confluence

Job description

GFT Technologies SE is seeking a Lead Full Stack Consultant to join a global Risk & Compliance team. You design, develop and maintain modern applications with backend focus in Java/Spring, while contributing to frontend in React and TypeScript.

You will lead technical decisions, shape solutions, ensure high-quality delivery, mentor teammates and review code across Agile teams. Hybrid work from Kraków is expected, 8 days per month.