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FrontEnd Developer (React)

As a Front-end Developer you’ll join a team that builds innovative solutions with real-world impact. We work on projects that matter, ones that make cities cleaner and operations smarter. You’ll have space to grow, experiment, and contribute your expertise to something meaningful.

What you’ll be doing

  • Develop and maintain modern, responsive frontend applications using React, TypeScript, HTML, and CSS (we use Tailwind for component styling)
  • Implement efficient API integrations and ensure reliable communication between frontend and backend services
  • Write clean, maintainable, and testable code with a focus on performance and scalability
  • Participate in code reviews, architecture discussions, and UX consultations to continuously improve the product
  • Analyze and optimize application performance to ensure a smooth user experience
  • Operate in an agile development environment, with flexibility to adapt priorities according to actual needs

What we’re looking for

  • Minimum 3 years of professional experience in frontend development, ideally with React (or proven experience in a similar framework and strong motivation to learn React)
  • Strong understanding of software development principles, integration patterns, and UX best practices
  • Practical experience with RESTful APIs and client–server communication
  • Technical mindset, analytical approach, and great attention to detail
  • Communicative team player with proactive attitude — we value opinions based on facts
  • (Nice to have) Experience with micro frontend architecture, performance tuning, or React Native mobile app development

What we offer

  • Opportunity to work on green-tech projects with global reach and measurable environmental impact
  • A modern, cloud-based tech stack with strong focus on scalability and performance
  • Space to grow your technical expertise — we encourage learning, experimentation, and continuous improvement
  • Collaborative environment with experienced developers who value knowledge sharing and clean code

Salary

  • starting from 2500€ (depending on experience)

Don’t waste time and apply now to join our team! We can’t wait to have you on board. Explore our other open positions. 

Hiring process

Here’s what our hiring process looks like, so you know what to expect. It typically takes around 1–2 weeks. 

Step 1

Intro and CV review

Step 2

Assignment to complete

Step 3

1-2 technical rounds. Remote or in person.

Step 4

Final feedback or offer to join us

Get ready for your job interview and beyond

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Through the integration of innovative technology including robust software, durable hardware, and a data-driven approach, we support the digital transformation of waste management to achieve efficiency, transparency, and sustainability. 

Sensoneo is a global provider of innovative technology solutions that support the digital transformation of waste management to achieve efficiency, transparency, and sustainability and facilitate the transition to the circular economy. With a team of more than 150 professionals and an active presence across Europe, the United States, the MENA region, and South -East Asia, Sensoneo supports waste professionals, Deposit Return Scheme operators, and Producer Responsibility Organisations in managing waste more efficiently.

Over the years, Sensoneo has been expanding and perfecting its portfolio, which now ranges from waste monitoring and logistic s optimisation to end-to-end take-back systems, IT solutions for PRO and EPR, and comprehensive IT systems running nationwide deposit return schemes. Sensoneo has successfully implemented and operated IT systems for Deposit Return Schemes (DRS) in nine countries, achieving recycling performance exceeding 90%. Sensoneo’s deployment of smart sensors contributes to the largest smart waste installati on worldwide, encompassing an impressive 11,100 sensors in Madrid.

Sensoneo solutions help the largest factories and logistics centres to automate industrial waste collection, enabling full transparency over the waste streams managed and accurate data reportin g necessary for ESG.

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