Senior Backend Engineer — AI-Driven (Java & Python)
Summary
Senior Backend Engineer at Epsilon (a Publicis Groupe company) designing, building, and scaling Java- and Python-based backend systems in an Agile environment. The role emphasizes spec-driven, AI-assisted development with tools like Cursor, Claude Code, and Kiro, plus leading architecture discussions and owning end-to-end delivery to production.
Epsilon, a Publicis Groupe company, seeks a Senior Software Engineer to design, build, and scale robust backend systems using Java and Python in an Agile environment, with strong emphasis on spec‑driven AI‑assisted development. You’ll leverage Cursor, Claude Code, and Kiro to accelerate delivery while ensuring production quality.
You will lead architecture discussions, own end‑to‑end delivery from design to production, and collaborate with product, data, and platform teams to solve complex