senior backend developer

We are looking for a Senior Backend Developer who is passionate about building scalable secure and high-performance systems that help monitor renewable energy assets. This is a unique opportunity to take a leading role in the architecture and development of our backend platforms and contribute to the green energy transition.

As a Senior Backend Developer you will work closely with cross-functional teams to design and develop robust APIs data pipelines and core backend services that support our web and analytics platforms. You will be expected to mentor other developers influence architectural decisions and ensure the delivery of high-quality maintainable code.

Your Responsibilities

Lead the design and development of backend systems and services for renewable energy data platforms.

Ensure the scalability performance and security of APIs and backend processes.

Collaborate with front-end developers DevOps engineers product managers and other stakeholders to deliver reliable and efficient end-to-end solutions.

Drive code reviews implement best practices and promote a culture of technical excellence.

Take ownership of system design decisions and long-term technical strategy.

Mentor and support junior developers across the team.

Proactively identify opportunities for automation optimization and innovation in our platform.

The Team Youll Join

You will be part of the Software Development team in Cloud Solutions where we build and maintain a best-in-class cloud-based platform for managing wind solar and storage assets. Our modular digital solutions enable data-driven insights predictive diagnostics and operational excellence for our global customer base. We work in a collaborative and agile environment focused on innovation sustainability and continuous improvement.

Responsibilities

Our benefits are designed to support your physical financial and social well-being :

Collaborative and inspiring work environment with a purpose-driven mission.

Professional development support through mentorship training and competence plans.

Be part of a world-renowned organization with a rich history and a modern mission.

Medical Scheme

Life Insurance

Pension Plan

40-hour workweek with flexible scheduling

Hybrid work policy (up to 2 days per week remote)

23 days of annual leave

Home working allowance

Employee Referral Scheme

DNV is an Equal Opportunity Employer and values diversity across gender race background and identity. We encourage applicants from all backgrounds to join us in building a sustainable future.

Qualifications

To thrive and succeed we expect you to have :

Bachelors degree in Computer Science Engineering or related field.

5-10 years of experience in backend development ideally in scalable cloud-based applications.

Proficiency in Python and Node other modern backend language.

Experience with RESTful graphQL APIs microservices architecture and event-driven systems.

Solid knowledge of relational and NoSQL databases (e.g. PostgreSQL MongoDB).

Solid knowledge in OLAP databases (clickhouse bigQuery)

Experience with Docker Kubernetes and cloud platforms such as AWS Azure or GCP.

Familiarity with CI / CD pipelines and DevOps practices.

Exposure to Angular TypeScript

Fluent written and spoken English

As a person you are a strong analytical thinker with excellent problem-solving and architectural design skills. You take pride in writing clean efficient and secure code consistently upholding high standards for quality and performance. Youre a natural leader who can confidently guide technical discussions offer constructive feedback and mentor junior developers with clarity and patience. Self-motivated and proactive you thrive in both independent and collaborative environments and youre comfortable managing your time effectively in remote or hybrid work settings. Your ability to stay focused communicate clearly and adapt to evolving challenges makes you a reliable and valued member of any development team.

Required Experience :

Senior IC

Key Skills

Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing

Employment Type : Full-Time

Experience : years

Vacancy : 1

Senior Backend Developer

• Madrid, Madrid, Spain

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