Senior Software Engineer (ML/AI services, Python)

Workato

Barcelona, Spain

Why you should apply for a job to Workato:

  • Our Women of Workato and Women’s Accelerated Leadership Program: We empower our teams with mentorship, support, and leadership growth.
  • Our diverse, global team: Everyone is valued and empowered to bring their full selves to work.
  • Our work-life balance: We offer flexible schedules and remote work opportunities, helping you thrive both personally and professionally.
  • #8242437002

    Position summary

    ur company.

    But, we also believe in balancing productivity with self-care. That's why we offer all of our employees a vibrant and dynamic work environment along with a multitude of benefits they can enjoy inside and outside of their work lives.

    If this sounds right up your alley, please submit an application. We look forward to getting to know you!

    Also, feel free to check out why:

    • Business Insider named us an "enterprise startup to bet your career on"
    • Forbes' Cloud 100 recognized us as one of the top 100 private cloud companies in the world
    • Deloitte Tech Fast 500 ranked us as the 17th fastest growing tech company in the Bay Area, and 96th in North America
    • Quartz ranked us the #1 best company for remote workers

    Responsibilities

    We are looking for a Senior AI Engineer to play a key role in building the core of our AI platform. In this position, you will design and develop production-grade systems that power intelligent automation, agentic workflows, and large-scale retrieval services. This is a highly technical, hands-on role that involves close collaboration with product and platform teams to transform advanced AI concepts into reliable, scalable, and secure solutions used across our enterprise ecosystem**.** You will also be responsible to:

    • Design, build, and enhance AI services and APIs powering our Workato products, leveraging LLMs and custom ML models.
    • Develop an enterprise grade agentic platform, knowledge retrieval services, multi-agent collaboration
    • Develop agentic evaluation framework, defining success metrics and criteria, leveraging LLM-as-judge approach
    • Working with data scientists and data engineers to define requirements for fine-tunes models and capturing eval datasets
    • Develop well-architected, testable, and efficient Python code for production services and experimentations.
    • Implement and improve validation, monitoring, and observability for production-grade solutions.
    • Drive the full development lifecycle: from ideation and architecture to deployment and continuous improvement.
    • Identify and resolve bottlenecks, bugs, and technical challenges in a fast-paced, iterative environment.
    • Conduct code reviews and mentor team members to uphold high engineering standards.

    Requirements

    Qualifications / Experience / Technical Skills

    • Bachelor's or Master's degree in Computer Science, Engineering, Information Systems, Science or equivalent industry experience.
    • 5+ years of experience as a Software Engineer, Data Scientist, or similar role.
    • Strong Python programming skills and hands-on experience with NLP and LLM models.
    • Proven track record of deploying and maintaining AI services in production environments.
    • Experience with open‑source agentic frameworks (e.g., LangGraph, Google ADK) and vector databases.
    • Knowledge of agentic architectures and multi‑agent systems; experience building chat‑based agents or copilots.
    • Experience with relational and non-relational databases.

    Preferred skills

    • Familiarity with observability best‑practices
    • LLMops/MLops experience
    • Experience building or supporting developer platforms
    • Solid understanding of network protocols, API design, distributed architecture

    Soft Skills / Personal Characteristics

    • Strong written and spoken English; ability to communicate complex ideas clearly to technical and non‑technical stakeholders.
    • Curiosity and ability to be current with the latest technologies
    • Collaborative team player who takes initiative and thrives in a dynamic startup environment.
    • Analytical thinker with a focus on continuous improvement and innovation.

    (REQ ID: 2410)

    Why you should apply for a job to Workato:

  • Our Women of Workato and Women’s Accelerated Leadership Program: We empower our teams with mentorship, support, and leadership growth.
  • Our diverse, global team: Everyone is valued and empowered to bring their full selves to work.
  • Our work-life balance: We offer flexible schedules and remote work opportunities, helping you thrive both personally and professionally.