Senior Fullstack Software Engineer

• Position: Senior Software Engineer

• Location: Krakow, hybrid working model- 3 days per week from the office

• Salary: 28 000 – 33 000 PLN

About the company

Our client is building a modern platform that helps organizations manage compensation and effectively communicate pay, rewards, and benefits. Their products are designed to bring greater transparency, trust, and clarity to compensation decisions for both employees and candidates. The company focuses on delivering enterprise-grade solutions for large, global organizations, leveraging advanced technologies and AI-driven capabilities. Operating in a fast-paced, startup-like environment, they offer engineers strong ownership and real impact on product direction. Their platform is used by leading companies to make smarter compensation decisions and improve employee experience.

Role summary

In this role, you will be responsible for designing and building high-quality product experiences related to compensation communication and rewards. You will work end-to-end, from shaping requirements and technical design to implementation and post-release improvements. The position offers a high level of ownership and influence over technical direction, product quality, and engineering standards. You will play a key role in scaling the product for enterprise customers while collaborating closely with Product and Design teams. This is an opportunity to combine strong engineering skills with product thinking in a high-impact environment.

Responsibilities

• Design and build end-to-end product features (full-stack)

• Develop scalable solutions for enterprise-level organizations

• Build AI-powered features to support compensation decision-making

• Contribute to system architecture and engineering best practices

• Collaborate closely with Product and Design on roadmap and priorities

• Ensure high standards of code quality, testing, and reliability

• Solve complex technical and product challenges

Requirements

• 5+ years of experience building customer-facing web applications (full-stack)

• Strong product mindset and ability to translate user needs into technical solutions

• Experience with technologies such as TypeScript, Node.js, and React

• Ability to work in ambiguous environments and break down complex problems

• High standards for code quality, testing, and system reliability

• Strong collaboration and technical leadership skills

Nice to have:

• Experience in HR Tech, compensation, or workforce management domains

• Experience building enterprise-grade B2B software (e.g., permissions, audit logs, data controls)

• Familiarity with MySQL and Redis

• Experience using AI tools to enhance productivity

• Interest in mentoring and supporting team growth

Offer:

• B2B contract

• Hybrid working model- 3 days per week from the office

• High level of ownership and impact on product and technology

• Fast-paced, startup-like environment

• Opportunity to work with an experienced engineering team

• Competitive salary and benefits package (e.g., private healthcare, learning budget – depending on the offer)