AI Software Engineer (Full Stack) (Ribarroja de Turia)

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! ABOUT THE ROLE We are looking for a Senior/Lead AI Software Engineer (Full Stack) to build and scale intelligent, AI-driven products from concept to production in rapid iteration cycles. This role is pivotal in architecting end-to-end AI solutions—leveraging LLMs, RAG pipelines, vector databases, and Rust or Golang—to power high-performance, low-latency applications. You’ll shape scalable AI architectures, automate workflows, and drive innovation in a fast-growing environment that values ownership, speed, and technical excellence. WHAT YOU WILL DO
- Architect and develop robust, scalable AI-powered features across frontend and backend;
- Design and implement end-to-end AI solutions , from data ingestion to model integration and user-facing interfaces;
- Rapidly gather business and technical requirements and translate them into functional AI demos within 1–2 weeks;
- Integrate LLMs and AI services (e.g., APIs, vector databases, RAG pipelines) into production-ready applications;
- Work deeply in the existing web app codebase, enhancing core modules and integrating AI capabilities;
- Architect high-throughput, low-latency systems that scale reliably;
- Collaborate closely with Product, Design, and Engineering;
- Maintain high standards for documentation, testing, observability, and code quality;
- Lead technical initiatives to automate manual workflows using AI and improve system reliability. MUST HAVES
- 5+ years of full-stack development experience
- Experience in Rust or Golang
- 2+ years of AI/ML engineering experience building or integrating AI-driven systems
- AI-assisted code experience with tools such as GH Copilot, Cursor, or Windsurf
- Proven ability to gather ambiguous requirements and independently develop AI prototypes/demos within short timelines (1–2 weeks)
- Strong experience working with LLM APIs , prompt engineering, embeddings, and vector databases
- Experience designing scalable AI architectures (RAG, agents, model orchestration, evaluation pipelines)
- Proven ability to navigate and improve large, production-scale codebases
- Strong understanding of performance optimization, system design, and low-latency architectures
- Excellent communication and documentation skills in a fast-moving team environment
- Demonstrated experience deploying AI features into production environments
- Upper-intermediate English level NICE TO HAVES
- 2+ years of team lead/management experience
- Strong skills in Python
- Experience with CI/CD pipelines
- Experience with cloud platforms and AI tools such as Vertex on GCP, SageMaker, Bedrock from AWS, and similar ones
- Experience with AI frameworks/SDKs (LangChain, LlamaIndex, Hugging Face, etc.)
- Experience building AI agents or multi-agent systems
- Start-up mindset: comfortable experimenting, iterating quickly, and tackling ambiguous challenges PERKS AND BENEFITS
- Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
- Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
- Exciting projects: Modern solutions with Fortune 500 and top product companies.
- Flextime: Adaptable schedule with remote and office options. Meet Our Recruitment Process It includes main stages: Application → Coding Challenge → Video Interview → Technical Interview or Interview with the Hiring Manager(s). Each step helps us understand your skills and overall fit. If it’s a match, you’ll receive an offer. #J-18808-Ljbffr Postúlate en Kit Empleo: kitempleo.es/empleo/6s08dd