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Join to apply for the Senior software engineer -Eoliann role at Welyk.

Eoliann is an Italian company, born and raised in Turin, that specializes in using artificial intelligence and Machine Learning to analyze and assess the risk of climate events. The company primarily targets financial institutions, insurance companies, and firms in the energy and infrastructure sectors, providing them with data-driven tools to mitigate climate impacts. Their solution allows for the rapid measurement of the probability, intensity, and impact of a climate event on a specific asset, thereby supporting more informed and strategic decisions.

Read their Manifesto here :

Your responsibilities as a Senior Software Developer

As a Senior Software Developer at Eoliann, you will not only build and optimise critical components of their climate risk platform but also guide architectural direction, mentor peers, and remove operational bottlenecks to accelerate delivery.

• Technical leadership & architecture
• Drive high-level system design: APIs, data flows, DevOps, and MLOps.
• Lead design reviews, define coding standards, and ensure adherence to best practices.
• Write and review production-grade Python, ensuring testability, maintainability, and performance.
• Follow rigorous testing (TDD) and drive continuous improvement of QA processes.
• Implement and optimise data processing pipelines for EO and historical climate data.
• Developer productivity & bottleneck removal
• Map end-to-end developer workflows to identify friction points and improve them.
• Automate repetitive tasks and refine CI / CD pipelines.
• Pair-program, coach junior engineers, and share insights on architecture and DevOps practices.
• Work cross functionally with Data Science, DevOps, and Product to align on priorities and unblock teams.
• Cloud & DevOps ownership
• Lead cloud-based development; deploy with IaC (Terraform mainly, sometimes CloudFormation).
• Oversee access and security (IAM & SSO, VPC and networking, etc).
• Smooth deployment for faster development via CI / CD (GitHub Actions and AWS).

• 5+ years of professional software development experience, including 2+ years in a senior or lead role
• Strong proficiency in Python (standard libraries, data structures, data management frameworks, API development).
• Proven track record designing and delivering cloud native applications. Hands-on experience with Infrastructure as Code.
• Deep expertise with CI / CD (GitHub Actions and AWS) and containerized development.

• Strong proficiency with AWS and Terraform.
• Experience working with ML technologies, both for development (ML frameworks like Tensorflow, scikit-learn, etc.) and maintenance / serving (Mlflow, Onnx, etc.). Experience with scientific libraries.
• Prior experience dealing with geospatial data (GDAL, rasterio, (rio)xarray, Tif, NetCDF, Zarr, OGC standards), data management and scientific computing.
• Prior involvement in setting up SRE / DevSecOps processes.

• Mentorship & collaboration: You inspire and uplift teammates, fostering a supportive engineering culture.
• Analytical problem-solving: You diagnose complex issues end-to-end and propose data driven solutions.
• Effective communication: You tailor your message to technical and non-technical audiences alike.
• Adaptability & ownership: You thrive in ambiguity, take full responsibility for your code and its impact.

• People-first culture: Your wellbeing and work-life balance are their top priority.
• Evolving roles: Shape your own career path as Eoliann grows and adapt the organization together.
• Competitive salary: €50,000–€60,000, negotiable based on experience and seniority. The compensation package may, at the company’s discretion, also include a Stock-Options plan.
• Flexible schedule & remote work: a nice setup in Turin (at OGR) with freedom to work from home whenever it suits you. They fully support remote working!
• Daily meal vouchers: 8€ Ticket Restaurant available for every workday with a minimum of 6 hours worked.
• Welfare plan in progress: they are actively implementing a company-wide welfare program to further support their team.
• Continuous learning: Self-directed learning program with a dedicated budget for books, courses, events, or any resource that helps you build a strong skill set.

• First round with one of our Full Stack Recruiter
• Tech interview with one of our Tech Mentor (live coding / pair programming)
• Final interview (both technical and cultural fit) with Eoliann
• Offer!

• Seniority level : Associate
• Employment type : Full-time
• Job function : Information Technology
• Industries : IT Services and IT Consulting

This announcement is addressed to both sexes, in accordance with laws 903 / 77 and 125 / 91, and to people of all ages and nationalities, in accordance with legislative decrees 215 / 03 and 216 / 03

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