Senior Backend Tech Lead (Java & AWS)

Java

Kapelanka, Kraków

Antal Sp. z o.o.

35 200 - 39 998PLN

Net per month - B2B

Full-time

B2B

Senior

Hybrid

Tech stack

Java

advanced

AWS

advanced

Spring Boot

advanced

JavaScript

junior

Job description

Job Title: Senior Backend Tech Lead (Java & AWS) Location: Kraków (hybrid, minimum 2 days per week in the office) Job Type: Full-time

Role Description

Your day-to-day will involve designing, developing, and maintaining high-performance backend solutions, collaborating closely with Principal Engineers, other Tech Leads, and the Head of Engineering. You’ll review and refine code, champion best practices, facilitate technical decision-making, and ensure our systems are robust, scalable, and secure. Balancing technical leadership and teamwork, you’ll remove obstacles, foster accountability, and empower your team to deliver outstanding results. Your broad knowledge of engineering practices will enable you to strike the right balance between innovation and pragmatism, ensuring we neither over-engineer nor under-engineer solutions.

Requirements

• 5+ years’ experience in backend software engineering, delivering complex, large-scale systems

• Deep knowledge of Test-Driven Development (TDD), Clean Code, SOLID principles, and GoF Design Patterns

• Experience with system and code architectures (Layered, Hexagonal, Modular Monolith, Microservices)

• Expertise in Java 17/21, Spring Boot 3.x, Maven, PostgreSQL, JPA/Hibernate

• Hands-on experience with AWS (EKS, EC2, ECS, Lambda, S3, Aurora, RDS, DynamoDB, and related services)

• Intermediate SRE/DevOps skills: Jenkins (Groovy), Terraform, Kubernetes, Docker

• Understanding of frontend fundamentals (NPM, JavaScript, React, Webpack, Babel)

• Skilled in API development, database design (RDBMS, NoSQL), and transactional systems

• Proficiency with CI/CD, testing strategies, observability, resilience, scalability, and security

• Demonstrated leadership: documenting decisions, facilitating consensus, enabling autonomy, and supporting team growth

• Excellent communication and stakeholder management skills

• Results-oriented with a history of delivering against KPIs and advancing DORA metrics

What We Offer

• Competitive salary range tailored to your experience and expertise

• Comprehensive benefits package, including private medical care, life insurance, and pension plan

• Access to cutting-edge technologies and projects shaping the future of banking

• Supportive culture focused on mentorship, empowerment, and long-term career growth

• Participation in global initiatives and cross-functional teams

Recruitment Process

• New Application – Submit your application through our online form

• Phone Interview – Conversation with our recruitment team to discuss your background and fit

• Technical Interview – In-depth discussion with engineering leaders

• Offer – Receive a personalized job offer

• Screening – Final background and compliance checks

Ready to take the next step in your career? We encourage you to apply through our application form and look forward to exploring the possibilities together!

To learn more about Antal, please visit www.antal.pl

Published: 13.08.2025

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