Senior Software Engineer
Epsilon · Irving, TX · Yesterday
HybridEngineering$89k/yrFull-time
Responsibilities
- Design, develop, and maintain scalable backend services using Java and Python
- Apply spec-driven AI-assisted development as a core development practice, including:
- Translating detailed functional and technical specifications into high-quality code using AI tools
- AI-assisted code generation, refactoring, and optimization with strong human validation
- Prompt-driven development aligned to explicit design and acceptance criteria
- Intelligent debugging, test generation, and code reviews using tools like Cursor, Claude Code, and Kiro
- Build and integrate RAG-based solutions and Agentic AI workflows into enterprise systems
- Lead system design and architecture discussions
- Ensure high code quality through reviews, testing, and engineering best practices
- Collaborate with product, data, platform, and cross-functional teams
- Own and resolve complex production issues
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience)
- 7–10 years of hands-on software development experience
- Strong expertise in Java and Python
- Strong backend engineering experience with Java (e.g., Spring or similar frameworks) and production-grade service development
- Experience with common Java build and delivery tooling (e.g., Maven / Gradle) and source control workflows (e.g., Git, pull requests)
- Strong Data Modeling skills and experience with relational and NOSQL databases
- Experienced working in Unix/Linux environments, including automation and scripting
- Mandatory experience with spec-driven AI-assisted development
- Practical, day-to-day usage of AI coding tools such as Cursor, Claude Code, and similar platforms
- Ability to validate, refine, and productionize AI-generated code against explicit specifications
- Mandatory hands-on experience with:
- RAG (Retrieval-Augmented Generation) architectures
- Agentic AI systems (tool-using agents, orchestration, multi-step reasoning workflows)
- Strong fundamentals in:
- Data Structures & Algorithms
- Object-Oriented Programming
- Design Patterns and System Design
- Experience building and operating backend systems in production
- Solid understanding of REST APIs, microservices, and distributed systems
- Proven ability to own problems end-to-end, including driving design, implementation, testing, and production support
- Proven ability to mentor junior engineers, raise code quality via reviews, and ensure implementations meet specifications and standards