Backend Engineer (Java/Kotlin)

Job description

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Spacewell is a leading provider of workplace and energy management solutions.

Our product suite includes Energy (formerly known as DEXMA), Workplace and Maintenance.

These solutions help thousands of facility managers and energy managers worldwide to create smarter, more engaging workplaces, understand and optimise energy consumption and achieve sustainability targets.

About Spacewell

Spacewell is a leading provider of workplace and energy management solutions.

Our product suite includes Energy (formerly known as DEXMA), Workplace and Maintenance.

These solutions help thousands of facility managers and energy managers worldwide to create smarter, more engaging workplaces, understand and optimise energy consumption and achieve sustainability targets.

At Spacewell, we are full of contagious energy, hard work, and passion for what we do.

We are fully committed to encouraging an environment where everyone is heard and feels a sense of belonging.

We are proud to have a multicultural team that acknowledges a variety of backgrounds, skills and perspectives.

Your Opportunity

We are looking for an experienced senior back-end engineer to join us in building our Energy Management System (EMS), an interoperable, Energy Management B2B SaaS that centralises energy operations to quickly make and communicate energy-related decisions.

Through our platform, energy professionals measure, understand, optimise and report energy use, costs and emissions, avoiding managing buildings manually and individually.

Some of the challenges we tackle involve managing millions of energy measurements every day, aggregating building metrics, massive account setup and performance.

You will

Be involved in a deep refactor of some of our core components: rethinking models, extracting monolith functionalities into independent services, performance and scalability improvements, query optimizations.

Collaborate closely with various stakeholders, including the infrastructure team, customer success and other development teams.

Ensure that the platform runs smoothly, by taking into account security, performance and concurrency in the features you work on.

Deploy your changes in production using CI/CD pipelines: own the whole lifecycle from the pull request to production.

Be part of a team that is composed of Backend Developers and a Product Manager.

Collaborate closely with our teams: infrastructure team, customer success and other development teams.

Be accountable and proficient with the code that the team writes, keeping it clean and simple.

Learn and improve your skills to continuously push us to deliver a higher quality product.

This role requires

Team player: you have good social skills, and you enjoy working with people to solve problems together.

+5 years of experience working software with Java.

Experience with relational and/or non-relational databases such as PostgresSQL, MongoDB, BigQuery.

Familiarity with asynchronous programming techniques: streams, event-based flows, task queues, message queues.

Familiarity with modern development and build tools such as git, maven or gradle, Spring family, docker, Github Copilot, CI/CD approaches; experience with backend testing tools and a comprehensive understanding of test pyramid.

Familiarity with Cloud Native Infrastructure such as Lambda functions, Kubernetes, Storage, Managed Services.

Experience designing architectures, following the best practices such as CleanCode, DDD and SOLID principles.

Product mindset, balancing quality, performance and time-to-market.

Conversational English at technical level Bonus point if you have

Experience with GCP Infrastructure.

Experience in technical mentorship and support for helping level up the skills of colleagues on the team.

Knowledge of the Energy sector.

Please note that visa sponsorship is not available for this position

We offer

Flexible working hours and the possibility of early quit Friday.

Hybrid work model.

Office in the city centre of Barcelona.

An exciting and positive work environment where you are valued.

A friendly and talented group with 10+ different nationalities.

Flexible compensation scheme: kindergarten, transportation and restaurants.

23 holiday days per year.

Up to 5 additional holidays based on tenure.

1 additional birthday day off.

Company-sponsored courses and attendance to events.

Discounted private health insurance and gym memberships.

Regular team events.

Referral bonus for new hirings.

Team values

Be human: authentic, open, caring and transparent.

Be an expert: share your knowledge in a simple way.

Stay positive: be passionate and optimistic.

Be humble: self-aware and open to learning.

Be sustainable: care about the planet and the ecological footprint.

Our hiring process

At Spacewell Energy, we celebrate diversity and difference, and we are strongly committed to building an inclusive workplace for all our employees.

We welcome and encourage people of all backgrounds to apply.

Read more about our Declaration of Principles on Diversity, Inclusion and Equality.

Get to Know Us

You’ll have a chance to meet with HR and someone from our technical leadership team.

It’s a casual conversation where we introduce who we are, how we work in tech, and learn more about your background.

Hands‑On Collaboration

You’ll meet with some of our developers for a technical discussion and a collaborative coding exercise using Java or Kotlin.

Think of it as a working together on a small challenge, we’ll guide and support you along the way.

Seniority level

Mid‑Senior level Employment type

Full‑time Job function

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Required Skill Profession

Informática Y Tecnología