CoolPlanet is a global leader in industrial‑scale decarbonisation. Our SaaS platform, CPOS, helps organisations reduce their energy spend and therefore reach Net Zero faster by optimising operations across industrial, manufacturing and commercial environments.
We engage in developing and designing innovative energy‑efficient solutions through examining and modelling our customers' existing processes and equipment in order to identify and implement energy conservation measures. We dramatically reduce carbon emissions and bring the world closer to solving climate change.
Our people are the driving force behind our success. We have a high‑performance, fast‑paced, growth culture that attracts and fosters highly talented and driven individuals.
Position Overview
We are looking for a hands‑on Software Tech Lead to strengthen our development team. You'll bring deep expertise in building RESTful APIs using Java and Spring Boot, and integrating them seamlessly into a React single‑page application.
In this role, you'll support our engineers with technical leadership and mentoring and act as a key bridge between our back‑end and front‑end teams, contributing to the end‑to‑end delivery of features. Experience with React and an interest in AI/ML and Generative AI will set you apart.
What You’ll Do
* Design, develop, and maintain high‑quality, performant, and testable REST APIs using Java and Spring Boot.
* Collaborate closely with product managers, UX designers, and front‑end/back‑end engineers to deliver complete, high‑impact features.
* Contribute to and refine engineering best practices, coding standards, and development processes, as well as mentoring and upskilling engineers.
* Contribute in shaping technical direction, ensuring robustness, scalability, and innovation. Participate in code reviews and technical design discussions.
* Help integrate AI/ML and GenAI features into the platform.
Skills & Experience Required
* 5+ years of professional software development experience, 2+ years in a lead/mentorship role.
* Proficiency in Java, Spring Boot, and REST API design and implementation.
* Hands‑on experience building single‑page applications (SPAs) using React or a similar framework.
* Solid understanding of relational databases, SQL, and entity relationship design.
* Experience with version control (Git), CI/CD pipelines, and automated testing frameworks.
* Strong problem‑solving skills, attention to detail, and ability to work collaboratively in an agile environment.
About You
* You’re passionate about using technology to tackle climate change.
* You enjoy leading by example, mentoring others, and raising technical standards.
* You thrive in fast‑paced, agile environments and bring curiosity, adaptability, and problem‑solving to everything you do.
* Private medical insurance.
* Company pension.
* Employee Share Option Scheme.
* Company social events.
* Career growth with dedicated upskilling time.
* Bike to work scheme.
* Lunch provided on site.
* Gym on site.
* Refer A Friend Incentive: Earn €2,000 per referral!
* Devices: Company phone and laptop.
* Be part of a mission‑driven company tackling climate change with technology.
Location
Our office is based in Powerscourt House, Co. Wicklow. We offer a hybrid working model of 3 days on‑site with the opportunity to work flexibly.
Our Commitment to Diversity and Inclusion
At CoolPlanet, we are dedicated to fostering a diverse and inclusive workplace culture where everyone feels valued, respected, and empowered to contribute their unique perspectives. We believe in equal opportunities for all, regardless of race, ethnicity, gender, religion, sexual orientation, age, disability, or any other characteristic. We are committed to creating an environment that celebrates diversity and encourages collaboration, innovation, and personal growth. Together, we strive to build a CoolPlanet where every individual can thrive.
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