Senior Java Engineer

TL;DR

Senior Java Engineer (Backend): Architect and scale backend systems powering next-generation solar installation software with an accent on performance, precision, and operational reliability. Focus on designing robust backend services, integrating with solar ecosystem players, and developing greenfield products for solar deployment.

Location: Hybrid position based in Warsaw, Poland

Company

hirify.global develops award-winning software empowering solar professionals to design and install residential and commercial solar arrays accurately and at scale, supporting the global transition to solar energy.

What you will do

• Develop and launch new features to enhance platform performance and precision
• Integrate with key solar ecosystem players to streamline workflows
• Build new functionality for the solar design platform
• Lead development of new greenfield solar deployment products
• Take operational responsibility including participation in on-call rotations

Requirements

• Location: Hybrid role based in Warsaw, Poland
• 5+ years professional software engineering experience
• Proficiency in Java and strong computer science fundamentals
• Experience in team-based development of large-scale systems
• Excellent collaboration and communication skills in hybrid/remote environments
• Fluency in English (spoken and written)

Nice to have

• Passion for renewable energy and sustainability
• Experience with Ruby on Rails, React, JavaScript, TypeScript, or C++
• Familiarity with Spring Framework, Jackson, JPA, HTTP, SQL (MySQL/MariaDB), Git, Gradle, AWS

Culture & Benefits

• Diverse and inclusive workforce committed to solar energy future
• Supportive and collaborative team environment
• Recognition as a Certified Green Business and top remote company