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Andersen Logo Andersen · IT - Software Development

ML Engineer

· Job Posted December 06, 2025
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Job Description

The IT company Andersen invites an experienced ML Engineer for a large-scale project with a U.S. AI-driven language learning startup. The customer is a fast-growing U.S.-based startup operating in the field of AI-powered language learning. With a global user base across more than 100 countries, the organization focuses on providing affordable, personalized education through realistic avatar-led conversations. It leverages cutting-edge generative AI to deliver real-time feedback on pronunciation, grammar, and fluency. The team is composed of engineers, designers, and educational specialists dedicated to making language fluency accessible to learners worldwide. The project centers on developing and scaling a mobile-first application that enables users to engage in immersive, scenario-based conversations with AI avatars.

Job Responsibility

  • Designing, integrating, and optimizing Text-to-Speech (TTS) systems within real-time conversational AI pipelines
  • Fine-tuning models based on user feedback, improving clarity, naturalness, and emotional expression in voice output
  • Contributing to customer-specific deployments with high adaptability and quick turnaround requirements
  • Collaborating with ML, product, and engineering teams to ensure seamless voice experiences across our platform

Requirements

  • Experience as a ML Engineer for 3+ years
  • Strong proficiency in Python, with deep knowledge of software development principles, architecture patterns, and ML model integration
  • Hands-on experience with TTS systems (e.g., Tacotron, FastSpeech, VITS) and an understanding of SST pipelines
  • Familiarity with real-time AI systems, including LLM integration and latency-sensitive applications
  • Experience tuning and maintaining ML models for performance, scalability, and quality in production
  • Level of English – from Intermediate+

Nice to have

Experience with Pytest or other testing frameworks for ML systems

What we offer

  • Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others
  • The opportunity to change the project and/or develop expertise in an interesting business domain
  • Guarantee of professional, financial, and career growth
  • The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities
  • Access to the corporate training portal
  • Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies)
  • Certification compensation (AWS, PMP, etc)
  • Referral program
  • English courses
  • Private health insurance and compensation for sports activities
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