Senior AI Engineer

The client is developing its own Marketing AI product to deliver personalized product, bundle, and promotion recommendations based on customer profiles, purchase history, and behavioral data. The goal is to make recommendations more relevant, increase conversion, and improve profit margins.

We’re looking for a Senior AI Engineer with hands-on experience building and deploying recommendation, ranking, and personalization systems in production.

In this role, you’ll develop real-time recommendation engines, ranking and personalization algorithms, targeted promotion models, and customer segmentation solutions, helping shape personalized customer experiences across web, app, and in-store touchpoints.
Responsibilities

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Develop real-time recommendation engines: Build product and bundle recommendation engines, including dynamic slot placement optimized for conversion and margin.

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Build targeted promotion algorithms: Develop personalized coupon and points issuance, behavioral triggers, and dynamic bundling.

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Scale customer segmentation across markets: Expand the segmentation engine to support behavioral, demographic, psychographic, and lookalike audiences, including wallet push.

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Extend personalization across touchpoints: Apply personalization models across web, app, and in-store employee touchpoints.

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Own end-to-end ML pipelines: Build and operate pipelines from feature preparation in BigQuery and Snowflake through deployment and monitoring.

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Measure business impact through experimentation: Design and evaluate A/B tests to demonstrate the business impact of each model.

Must have

- Hands-on experience building ranking or recommender systems that run in production.

- Strong Python and SQL skills, with experience using TensorFlow or PyTorch.

- Solid understanding of model evaluation and validation, including offline metrics and online performance.

- Experience designing and analyzing A/B tests and experiments to measure model and business impact.

- Practical MLOps experience, including ML pipelines, model deployment, performance monitoring, and CI/CD.

- Experience with cloud data warehouses, ideally BigQuery and/or Snowflake, and pipeline orchestration with Airflow.

- Fluent English for working in an international team.

Nice to have

- Experience deploying and serving models in real time or with low latency.

- Experience with promotion targeting, pricing, or uplift modeling, including personalized coupons and product bundling.

- Experience building customer segmentation and lookalike models across multiple markets.

- Familiarity with infrastructure as code using Terraform.

- Experience with GCP machine learning tools, such as Vertex AI.

- Experience building personalization solutions for retail or e-commerce.

As a people-first organisation, we believe diversity strengthens our teams and drives innovation. All employment decisions are based on merit, skills, and performance, without discriminating based on any personal characteristic. This reinforces our commitment to providing an inclusive and respectful workplace.
At Accesa you can

Enjoy our holistic benefits program that covers the four pillars that we believe come together to support our wellbeing, covering social, physical, emotional wellbeing, as well as work-life fusion.

- Physical Wellbeing: Our wellbeing program includes medical benefits, gym support, and personalised fitness options for an active lifestyle, complemented by team events and the Healthy Habits Club.

- Work-Life Fusion: In very dynamic industries such as IT, the line between our professional and personal lives can quickly become blurred. Having a one-size-fits-one approach gives us the flexibility to define the work-life dynamic that works for us.

- Emotional Wellbeing: We believe that to maintain our overall health, we need to invest in our mental wellbeing just as much as we do in our physical health, social connections or in achieving work-life balance.

- Social Wellbeing: As a growing community in a hybrid environment, we want to ensure we remain connected not just by the great work we do every day but through our passions and interests.

Accesa is a leading technology company headquartered in Cluj-Napoca, with offices in Oradea and 20 years of experience in turning business challenges into opportunities and growth.

A value-driven organisation, it has established itself as a partner of choice for major brands in Retail, Manufacturing, Finance, and Banking. It covers the complete digital evolution journey of its customers, from ideation and requirements setup to software development and managed services solutions.

With more than 1,200 IT professionals, Accesa also has a fast-growing footprint, establishing itself as an employer of choice for IT professionals who are passionate about problem-solving through technology. Coming together in strong tech teams with a customer-centric approach, they enable businesses to grow, delivering value for our clients, partners, industry, and community.

Originally posted on Himalayas