ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.

Summary

The Senior Business Systems Engineer is a key technical contributor whose primary responsibility is to support the corporate website and the Marketing team — maintaining and enhancing the company’s web presence, shipping new features and content experiences, and partnering daily with Marketing on SEO, campaigns, and content operations. Secondarily,



this role participates in designing and implementing automated business solutions and building integrations across enterprise systems. This role requires a strong blend of software development skills, systems thinking, and the ability to translate business needs into reliable, scalable technical solutions. The adecuado candidate is a collaborative self-starter who can work independently while partnering closely with business stakeholders across the organization.

Key Responsibilities

Corporate Website & Marketing Team Support (Primary)
- Serve as the primary engineering partner to the Marketing team — intake requests, scope work, and deliver against marketing priorities including campaigns, landing pages, SEO, and content updates.
- Own day-to-day maintenance, releases, and incident response for the corporate website (Nuxt 4 / Vue 3 / TypeScript, SSR on Vercel; staging on develop, production on main; CI via Azure Pipelines).
- Develop and ship new features and page templates across the

📌 Senior Software Engineer (Ciudad de México)
🏢 On.Energy
📍 Ciudad de México