Principal AI Engineer (Node.js, Python) - OP01908

AI overview

Design and develop AI solutions end-to-end while tackling complex challenges using Python, Node.js, and latest AI tools in a collaborative environment.

🟢 At Dev.Pro, we work on projects that impact millions of people around the world — but we know it’s the people behind the tech who make it all happen. We truly value what makes each person unique and are building a workplace that’s inclusive, friendly, and supportive.

We invite a talented AI Engineer with a genuine passion for AI and curiosity for exploring new technologies to join Dev.Pro. In this role, you’ll work on a variety of internal and client-facing initiatives, building AI solutions for internal teams and showcasing Dev.Pro’s expertise through client demos and prototypes. You’ll also contribute to the company’s AI growth by sharing knowledge, documenting best practices, and guiding teams in adopting AI.

🟩 What's in it for you:

  • Tackle complex AI challenges, working hands-on with Python, Node.js, LangChain, and vector databases
  • Build end-to-end AI solutions, from early experiments and prototypes to production-ready systems
  • Explore and innovate with the latest AI tools in a collaborative, cross-disciplinary environment

✅ Is that you?

  • 8+ years in software engineering with strong Python and production backend experience
  • Deep understanding of ML fundamentals, including implementing basic models and gradient descent from scratch
  • Hands-on GenAI experience with LLM APIs, prompt engineering, LangChain, and AI feature development
  • Passion for AI coding demonstrated via side projects, experimentation, and autonomous coding practices
  • Strong SQL and practical experience with vector databases and embeddings
  • Solid knowledge of testing, QA, and maintainability
  • Excellent technical communication, documentation, and cross-disciplinary collaboration
  • Proficiency with Git, CI/CD, and code reviews
  • Strong analytical thinking and problem-solving skills
  • Upper-Intermediate English level
  • Expertise in Agile workflows, balancing R&D and delivery priorities

Desirable:

  • Experience in ML tasks (feature engineering, imbalanced datasets, data prep)
  • Hands-on with visual AI workflows, model fine-tuning, agent orchestration, and evaluation
  • Exposure to data engineering (pipelines, transformations, warehouse vs. lake tradeoffs)
  • Architecture documentation using C4, ADR, or similar decision-capture patterns
  • Experience across JavaScript/Node.js and .NET
  • Cloud & deployment knowledge (Azure)
  • R&D and client-facing experience (PoCs, demos, presales discussions)

🧩Key responsibilities and your contribution

In this role, you’ll explore and build exciting AI solutions, demonstrate Dev.Pro’s AI expertise to clients, and drive AI adoption and best practices across the company.

  • Design and develop AI solutions end-to-end, from experiments and prototypes to production-ready systems
  • Conduct R&D and build PoCs, exploring new AI tools and methods, testing ideas, and turning validated concepts into working solutions
  • Collaborate with cross-functional teams to design and integrate AI solutions effectively
  • Support presales activities and demos, showcasing Dev.Pro’s AI expertise to existing and potential clients
  • Document solutions, experiments, and best practices to grow AI expertise across the company
  • Advise teams and clients on AI adoption, tools, and implementation strategies
  • Lead or participate in internal workshops and knowledge-sharing sessions

🎾 What's working at Dev.Pro like?

✔️ 30 paid days off per year — take them whenever you want for vacation, holidays, or personal time
✔️ 5 paid sick days, up to 60 days of medical leave, and 6 paid days off per year for major family events like weddings, funerals, or the birth of a child
✔️ Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months
✔️ Grow your skills with English lessons, online training, conferences, and the option to explore new career paths

Our next steps:

✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Internal interview — ✅ Client interview — ✅ Offer

Interested? Find out more:

📋How we work

💻 LinkedIn Page

📈 Our website

💻IG Page

Perks & Benefits Extracted with AI

  • Health Insurance: Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months
  • Paid Time Off: 5 paid sick days, up to 60 days of medical leave, and 6 paid days off per year for major family events like weddings, funerals, or the birth of a child

We are a US-based outsource software development company that has been delivering exceptional software experience to our clients since 2011, helping technology companies to become industry leaders. Over the past few years, we’ve been hiring specialists all over the world while our main development centers were in Ukraine. Now, we keep expanding and start growing our centers in different parts of the world. Dev.Pro is open to hire specialists from other countries as well as Ukrainians who live outside of Ukraine now. We stand with Ukraine and keep supporting our people by offering a friendly remote environment while adhering to the values of democracy, human rights, and state sovereignty. As a company of professionals, Dev.Pro offers challenging and interesting projects with world-leading clients, a modern technology stack, and career opportunities for both technical and non-technical specialists. We focus on what we value the most: Personal and professional development — get access to trainings, attend English classes with native speakers Openness and support — you can count on setup support and equipment A culture of growth — discover opportunities for yourself with the help of our Career Development Department, getting personal career plan and personality analysis

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