Senior Software Engineer

BlackLine is a technology-based company specializing in Finance Automation. Their SaaS platform integrates with numerous ERPs, CRMs, payment systems, and Point of Sale systems.

• 4-8 years of professional experience in full stack software development.
• Strong expertise in Java (OOP), React, and TypeScript.
• Solid experience with major cloud platforms (AWS, Azure, or GCP) and cloud-native services including serverless, managed databases, and container orchestration.
• Experience managing SDLC from requirements through final delivery.
• Hands-on experience with CI/CD tools (Jenkins, GitHub Actions) and a DevOps mindset.

Nice to have:

• Experience with micro-frontend architectures (Webpack Module Federation) and modern build tools (Vite, Rollup).

• Design and implement scalable features across the stack, from Java microservices to React-based front-end shells.
• Ensure seamless inter-app communication within the micro-frontend App Shell architecture.
• Execute migration from legacy (.NET) applications to modern React-based solutions.
• Build and maintain cloud-native infrastructure and deployment pipelines using Terraform, Jenkins, and GitHub Actions.
• Write clean, secure, and testable code with comprehensive testing strategies (Unit, Integration) using JUnit, Jest, Vitest, and Playwright.
• Mentor junior engineers, conduct code reviews, and contribute to full stack best practices knowledge base.

Candidates must live within a reasonable commute to the Krakow office to work on-site at least 3 days a week. BlackLine is an equal opportunity employer committed to inclusive and accessible recruitment processes.