We're Hiring a Principal AI Engineer to Drive Global AI Solutions
We are seeking a Principal AI Engineer to lead the technical direction and execution of AI initiatives for international clients. This is a senior, highly influential role combining deep technical expertise, architectural leadership, and client-facing responsibilities.
You will act as a technical authority in AI, working closely with executives, product leaders, and engineering teams to design, build, and scale advanced AI solutions, including machine learning, generative AI, and data-driven systems, in complex, real-world environments.
Key Responsibilities
Technical Leadership & Architecture
* Define and own the end-to-end AI architecture for international client projects.
* Lead the design and implementation of scalable, production-grade AI and ML systems.
* Act as a technical reference and mentor for AI engineers, data scientists, and software teams.
* Ensure best practices in model development, deployment, MLOps, monitoring, and governance.
Client Engagement & Advisory
* Partner with international clients to understand business challenges and translate them into AI-driven solutions.
* Act as a trusted technical advisor to senior stakeholders (CTOs, Heads of Data, Product Leaders).
* Support pre-sales activities, including solution design, technical proposals, and estimations.
* Participate in strategic workshops, architecture reviews, and executive-level presentations.
AI & Innovation
* Lead initiatives in areas such as Machine Learning, Deep Learning, Generative AI (LLMs), NLP, Computer Vision, and AI-powered decision systems.
* Evaluate and integrate modern AI frameworks, platforms, and cloud-native services.
* Drive experimentation, prototyping, and innovation to accelerate client outcomes.
* Stay ahead of AI trends, regulations, and ethical considerations, especially in international contexts.
Delivery & Quality
* Ensure high-quality delivery across multiple international projects.
* Collaborate with cloud, data, and software engineering teams to integrate AI solutions into broader systems.
* Define standards, guidelines, and reusable assets for the AI practice.
Required Qualifications
Technical Skills
* 10+ years of experience in software engineering, with at least 6+ years focused on AI/ML.
* Proven experience designing and deploying AI solutions in production for enterprise environments.
* Strong expertise in Python and AI/ML frameworks (e.g. TensorFlow, PyTorch, scikit-learn).
* Experience with Generative AI and LLMs (e.g. OpenAI, Anthropic, open-source models).
* Solid understanding of MLOps, model lifecycle management, and CI/CD for AI.
* Hands-on experience with cloud platforms (AWS, Azure, or GCP).
* Previous experience in IT consulting or professional services environments.
* Strong client-facing skills in international and multicultural contexts.
* Ability to lead technical discussions with both technical and non-technical stakeholders.
* Experience mentoring senior engineers and leading technical communities.
* Strategic mindset with strong problem-solving capabilities.
* Excellent communication skills in English (written and spoken).
* Ability to operate at both high-level architecture and deep technical detail.
* Comfortable working in fast-paced, ambiguous, and international environments.
Nice to Have
* Experience working with enterprise clients across multiple geographies.
* Knowledge of data platforms, analytics, and modern data architectures.
* Exposure to AI governance, compliance, and responsible AI frameworks.
* Experience contributing to open-source projects or thought leadership (talks, articles, whitepapers).
Benefits
* Flexible schedule 35 Hours / Week
* Fully remote work (optional)
* Flexible compensation (restaurant, transport, and childcare)
* Medical and dental insurance (completely free of charge for the employee)
* Individual budget for training or equipment and free Microsoft certifications
* English lessons
* Birthday day off
* Monthly bonus for electricity and Internet expenses at home
* Discount on gym plan and sports activities
* Plain Camp (annual team-building event)
* Extra perks: events attendance and speakers, welcome pack, baby basket, Christmas basket, discount portal for employees The pleasure of always working with the latest technological tools!
What is Plain Concepts?
Plain Concepts is a global company of over 500 people passionate about technology and innovation. Since our founding, we have grown through technical proficiency and confidence in ideas that others might consider risky, creating custom solutions for our clients. With offices in more than 6 countries, our mission is to continue to drive cutting-edge projects around the world.
We are highly committed to technical excellence. We are known for developing highly customized projects, offering specialized technical consultancy and training.
Thanks to the great work of our technicians, we have been recognized for our ability to lead innovative projects that generate value, from artificial intelligence to blockchain, driving solutions that help companies optimize their performance.
What we do at Plain Concepts?
We pride ourselves on being a 100% technical team, dedicated to crafting custom projects from scratch, offering expert technical consultancy, and providing top-tier training.
* Our approach goes beyond traditional outsourcing; we focus on creating value together with our clients.
* Our teams are diverse and multidisciplinary, operating in a flat, collaborative structure.
* We live and breathe AGILE principles, ensuring flexibility and efficiency in everything we do.
* Knowledge-sharing is at our core: from supporting each other internally to contributing to the broader tech community through conferences, events, and talks.
* Innovation drives us — even the boldest ideas are welcome here.
* Transparency underpins all our relationships, fostering trust and long-term partnerships.
At Plain Concepts, we certainly seek to provide equal opportunities. We want diverse applicants regardless of race, colour, gender, religion, national origin, citizenship, disability, age, sexual orientation, or any other characteristic protected by law.