Job Title: Senior Front-End Engineer
Department: Product and Technology
Reporting to: Staff Engineer
Location: Hybrid. Valencia, Spain
Join Datamaran: The Pioneers of Smart ESG Solutions.
At Datamaran, we are revolutionising how the world’s most influential companies navigate their Environmental, Social, and Governance (ESG) responsibilities. Our AI-powered SaaS platform empowers organizations to integrate ESG into their core strategies, driving meaningful impact at scale. Trusted by global industry leaders like Bridgestone, Dell, Kraft Heinz, and PepsiCo, and endorsed by leading regulators in Europe and North America, Datamaran is at the cutting edge of ESG technology.
Since 2014, we’ve been on a mission to deliver world-class solutions that enable businesses to align with stakeholder expectations, meet regulatory requirements, and enhance their ESG performance. Our platform helps senior executives make data-driven, evidence-based decisions, simplifying complex ESG challenges with clear, actionable insights. Whether it's ensuring compliance or presenting a compelling ESG narrative to investors and boards, Datamaran is the trusted partner for sustainable businesses.
Our commitment goes beyond technology. We are deeply embedded in the global ESG community, hosting and sponsoring events, partnering with universities and service providers to address the skills gap, and running educational programs that connect forward-thinking leaders. We’ve produced an award-winning documentary series, New Heroes of Sustainable Business, highlighting visionary leaders shaping a more sustainable future to inspire others across industries and regions.
We’re not just building cutting-edge technology and ESG-focused communities but a diverse, global team united by a shared passion for innovation, collaboration, and continuous learning. With over 140 team members across the UK, US, Spain, and the Netherlands, we bring unique perspectives and skills together to solve the ESG challenges of tomorrow, today. At Datamaran, we believe in empowering our people as much as our clients and offer career development and growth opportunities to all.
Following our successful Series C funding round in 2024, we’re entering an exciting phase of growth, expanding across all departments and locations to scale our impact worldwide. If you’re ready to drive change, inspire innovation, and help businesses shape a sustainable future, we’d love for you to join us.
Find out more about Datamaran’s story, people, and culture in this short video:
- Front-end: Vue.js with Pinia for state management
- Testing: Jest (unit/component) and Playwright (e2e)
- Tooling: Currently Babel/Webpack, migrating to Vite (you’ll help drive this modernization)
- Back-end: Python services, with MongoDB and PostgreSQL for storage
- Infrastructure: AWS EC2 and Lambda functions
- Collaborate in the discovery, design, and planning of new features
- Build and maintain a large-scale web application: debug, test, optimize, and ship code
- Work closely with UI/UX, product managers, and QA in a cross-functional agile team
- Bring insights into user needs and help evaluate potential solutions during product discovery
- Assess tradeoffs between technical approaches and align them with business and product goals
- Contribute to front-end architecture decisions and help modernize our tooling
- What We’re Looking For
- Several years of professional front-end development experience (typically 5+ years), across multiple projects
- Strong expertise in HTML, CSS, JavaScript (ES6+), and Node.js (for tooling)
- Hands-on experience with Vue.js (or similar UI libraries like React, Angular, or Svelte)
- Familiarity with modern web development principles (SOLID, SRP, SOC, DRY)
- Comfortable with Git and solid command-line skills
- Proactive, detail-oriented, and committed to delivering high-quality user experiences
- Strong written and spoken communication skills in English
- Bonus Skills
- Experience with large-scale front-end architecture and design patterns
- Knowledge of backend frameworks in Python (e.g., FastAPI)
- Basic familiarity with PostgreSQL
- Exposure to AWS, Docker, or DevOps practices
- Interest in AI-driven software development lifecycle improvements
- Growth mindset and appetite for continuous learning
If you are passionate about front-end development, agile methodologies and want to be part of a close-knit Scrum team, we would love to hear from you!
Datamaran working policy in Spain:
- Strong preference: Valencia area, Hybrid working
- In the event that a Valencia-located Engineer cannot be found at this time, remote work in Spain is a possibility and applications with a Madrid location may be considered
- Please note that we do not sponsor visas
Note to recruiters:
Thank you for your ongoing interest in Datamaran but there is no need reach out to the Hiring Team, HR, Recruiting.... We receive hundreds of approaches from recruiters but would confirm here that we are all set. We will continue to scale Datamaran successfully through our internal recruiting team and team initiatives. We appreciate your cooperation!
- A salary above Spain-average for this position
- Flexible hours
- Hybrid working, with typically circa 3 days with the team in the Valencia hub
- 11€ per day meal-allowance + food and snacks at the office (and paellas!)
- Private health
- Private pension (company doubles your saving)
- Best equipment: choose between Mac or Linux
- Frequent training, budget for conferences, OReilly subscription
- Access to Urban Sports
- International environment (over 25 nationalities), with 50% of our leaders being women, and almost 50% of our tech team too
- Working in a climate-tech company, helping corporations to identify ESG risks
