[Hiring] Senior Full-Stack Machine Learning Engineer @Poppulo

Role Description

We are looking for a Sr. Machine Learning (ML) Engineer with a strong sense of ownership. If you are an ML practitioner who thrives in an environment where innovation meets practical application to build disruptive products, this role is for you.

At Poppulo, we intend to redefine boundaries and reshape Employee Communications and Digital Signage through the power of cutting-edge machine learning and AI. This role is pivotal to the success of our AI team and bridges the gap between research and production by leveraging cutting-edge AI technology into leading, world-class solutions.

As a Sr. Full-Stack Machine Learning (ML) Engineer, you will be the key driver for innovative problem solving by combining technical excellence with creative application of ML. Your expertise will be crucial in uncovering hidden opportunities within product ideas, including:

• Design and deployment of agentic AI systems that can reason, plan, and act autonomously within real-world product constraints.
• Staying at the forefront of emerging technologies, continuously evaluating new AI/ML frameworks, tools, and best practices.

Key Responsibilities

• Own end-to-end delivery of AI features across model, backend, APIs, UI integration, deployment, monitoring, and iteration in production.
• Solve complex challenges with AI/ML: Design and develop new AI-powered products that deliver the product roadmap, including agentic AI solutions that orchestrate LLMs, tools, and workflows to solve multi-step problems autonomously.
• Implement ML lifecycle: From data engineering and model development to cloud-based deployment, integrations, and operationalisation, including MLOps.
• Productionise full-stack AI/ML solutions: Translate emerging techs like GenAI & agentic AI architectures into innovative, practical solutions that transform customer experiences.
• Align with Product Strategy: Create proof of concepts at high cadence to demonstrate/validate potential solutions as per our product strategy.
• Optimise Model and system performance: Fine-tune, optimise training and inference performances, including latency, cost, and reliability trade-offs in agent-based and LLM-driven systems.
• Wider collaboration: Partner with cross-functional teams to demonstrate and validate the impact of ML innovations before introducing them into the product ecosystem.
• Research Savvy: Staying up-to-date with SOTA and industry trends in AI/ML, with a strong awareness of advances in agentic systems, autonomous workflows, and multi-agent architectures.

Qualifications

• Strong AI/ML background: Expertise in designing, building, and deploying real-world ML applications (Computer Vision, Classification, etc.).
• Strong foundation in GenAI: Deep understanding of generative models (LLMs, etc.), AI Agents, prompt engineering RAG, vector databases.
• Technical Expertise: Proficiency in ML/GenAI frameworks, databases, shell scripts, and programming languages, including frameworks and tools commonly used for building and orchestrating AI agents.
• MLOps expertise: Hands-on experience in setting up MLOps on AWS, Azure, and GCP.
• Full-stack expertise: Proficiency in data pipelines, distributed systems, APIs, web front-end, mobile apps, automated testing, and cloud platforms (AWS, GCP, etc.).
• Exceptional problem-solving skills: Ability to simplify and breakdown complex technical and business challenges to create innovative and practical solutions.
• Team management: Experience in guiding teams to deliver high-impact solutions.
• Continuous learning: Ability to learn quickly and apply new technologies to solve problems practically.

Requirements

• Master’s or PhD in AI/ML or a related field.
• At least 6+ years of experience building software or AI systems, including 1–3 years working with LLMs, generative AI, or AI agent architectures.

Benefits

• An excellent workplace culture.
• Competitive salary.
• Company performance-related bonus.
• Medical insurance.
• Flexible working hours.
• Educational assistance.
• In-house soft skills training.

Company Description

We are a values-driven organization that encourages our employees to bring their authentic selves to work every day and empowers everyone to make a tangible impact on our products, clients, and culture. We offer a dynamic environment with driven, fun, and flexible individuals who thrive on challenge and responsibility.

We live the Poppulo values each day, as they are key to everything we do:

• Bring Your Best Self: We show up authentically, are self-aware, and always strive to be better.
• See it. Own it. Solve it: We proactively innovate and solve for our customers and each other.
• Together We’re Better: We value and celebrate our diversity.

Named a Great Place to Work in 2015-2021, we are a fast-growing global technology company, with offices in Ireland, the US, the UK, and India. Poppulo is an equal opportunity employer.