Senior Backend Engineer — AI-Driven (Java & Python)

Publicis Groupe; Irving (TX); On-site; USD 89,000 - 165,000; Full time

Benefits offered by this job

Health insurance

401(k)

Parental leave

Job summary

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

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field (or equivalent practical experience).
• 7–10 years of hands-on software development experience.
• Strong backend engineering with Java and Python.
• Experience with REST APIs, microservices, and distributed systems.
• Mandatory experience with spec-driven AI-assisted development and AI coding tools.

Responsibilities

• Design, develop, and maintain scalable backend services using Java and Python.
• Apply spec-driven AI-assisted development with AI tools and human validation.
• Build and integrate RAG-based solutions and Agentic AI workflows.
• Lead system design and architecture discussions.
• Ensure code quality through reviews, testing, and best practices.
• Collaborate with product, data, platform, and cross-functional teams.
• Own and resolve complex production issues.

Skills

Java

Python

REST APIs

Microservices

Distributed systems

Leadership

Education

Bachelor's or Master's in Computer Science

Tools

Cursor

Claude Code

Kiro

Maven/Gradle

Git

Job description

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