Senior ML/AI Engineer

Trevolution Group focuses on agency sales of air tickets and travel services to both retail and corporate clients, and it now sells over 70,000 air tickets and package holidays every month and is the seventh-largest consolidator in the US. 

This is the ideal role for a Senior ML/AI Engineer who is looking for a job with the value context and possibility to see the impact of his/ her daily duty.  

Key Responsibilities:  

  • Collaborate with development teams to plan and design ML / AI solutions, creating robust architectures; 
  • Develop ML / AI solutions considering load, latency, and accuracy requirements; 
  • Integrate the developed ML / AI solutions into the existing infrastructure using best practices in MLOps and Cloud Infrastructure. 


  • Proven experience with tree-based ML (XGBoost / CatBoost); 
  • Proven experience with Transformers (utilizing models from Hugging Face and similar); 
  • Proven experience with Computer Vision (utilizing models from Hugging Face and similar); 
  • Professional level of Python (type hints, logging, profiling, memory management, OOP, and code modularity); 
  • Good level of SQL; 
  • English at B1/B2 level. 

What will be considered an advantage: 

  • B.Sc. / M.Sc. in STEM; 
  • Good profile on Kaggle; 
  • Experience with AWS; 
  • Experience with MLOps.  

And there is no one-size-fits-all here, we are quite flexible and use an individual approach with every Candidate we meet. While getting familiar during our interview, we try to understand where your working experience, professional skills and future contribution to the company can be applied within our multiple business projects.  

We don’t want to set any limits, but if we are naming the numbers, then the starting point for this position is 5000 EUR Gross per month.  

With us you will:    

  • Be a part of a top-tier team of professionals, work on global projects that reach millions worldwide, create complex one-of-a-kind in-house products and solutions;     
  • Get opportunities for professional development: learn new skills with online courses, broaden your network in local and international conferences, receive mentoring;    
  • Enjoy our learning-oriented culture: learn and exchange ideas in lectures and workshops led by your colleagues and team leaders;     
  • Get extra benefits for your health and well-being; we will fully cover your health insurance (dentistry, out-patient treatment, etc.), organize well-being lectures and workshops to promote and support self-care, arrange an office yoga class, offer to take part in vaccination days in the office, and much more;     
  • Get treated with delicacies at the office with weekly snack days, monthly morning brunches, and daily supply of fresh fruit and delicious coffee;      
  • Enjoy a variety of employee discount programs and have fun at monthly internal activities and celebrations;     
  • Work from a spacious, modern, and well-equipped office in the very heart of Riga, with parking space for bike or scooter. 

Apply for a Job


All vacancies

Being at the forefront of innovation in the financial, travel or entertainment industries

Why choose us

Our Office and Workspace

Explore Your Future Workspace

We care for your wellbeing and have made our workplace as inclusive as possible:

  • Convenient location in the centre of Riga
  • Modern open office space with a new AC system for comfortable working conditions
  • Office access 24×7 in case you catch inspiration at a late hour
  • Plenty of conference rooms on each floor for productive meetings
  • Common spaces with cozy sofas to take a pause with your mates
  • Kitchen rooms with spacious refrigerators, microwaves and coffee & tea
  • Board games, table tennis & novuss for a healthy competitive spirit
  • Fresh fruit every day for a great mood
  • A secure bicycle parking space inside the office building

Interview Process

We aim to keep the entire interview experience as simple and informal as possible:

  • We try to get to know each other and see if our values and competencies are aligned
  • We ask only competence and value-based questions
  • We use online Hackerrank testing for IT positions
  • We’re not in the business of wasting time. We make decisions fast

Apply for a Job

Want to be our next success story?
Apply now!

Let us know if you are interested! We will contact you and maybe soon you will be here at our office, drinking great coffee!