Senior / Lead AI Engineer

About Omio

Omio is focused on making travel simpler by helping people search and book trains, buses, ferries, and flights across Europe, the US, and Canada through a single search experience on mobile, app, or desktop. The company aims to bring global transport into one distribution system and create smoother end-to-end customer journeys with transparent pricing and flexible booking.

Its inventory network includes more than 1,000 suppliers across 39 countries, and its products and services reach over 900 million users each year. Omio’s wider brand family also includes Rome2Rio for global travel discovery. The company operates from offices in Berlin, Singapore, Prague, Melbourne, Brazil, Bangalore, and London, and its team has grown to more than 400 people from over 50 nationalities.

The Singapore hub is driving a major shift from manual, rule-based processes to AI-led systems in order to improve revenue, efficiency, and competitiveness. This role is intended to help shape that transformation by building intelligent solutions and introducing AI workflows into key business areas.

Role Overview

Omio is looking for a founding AI engineer in Singapore who can design and ship advanced AI systems while also helping the organization adopt them more broadly. The role combines hands-on development with cross-functional influence, requiring someone who can turn AI ideas into practical, scalable products that create measurable business value.

Key Responsibilities

• Create AI-powered solutions using large language models to raise productivity and drive clear business outcomes.
• Own the full lifecycle of AI products, from early concept and design through deployment and ongoing improvement.
• Develop scalable AI architecture that supports Omio’s international growth plans.
• Promote AI adoption by showing stakeholders the practical value of these tools and workflows.
• Work closely with Business, Product, and Engineering teams to embed AI into everyday processes and improve usage across the company.
• Explain models, findings, and system designs to both technical teams and non-technical decision-makers, including senior leadership.

Requirements

• At least 10 years of experience in software engineering, including work on complex models and algorithms.
• A strong history of building, implementing, and launching AI solutions in production at scale.
• Excellent verbal and written communication skills, with the ability to influence people who are not technically oriented.
• Comfort working independently and taking initiative with limited oversight.
• Experience delivering scalable AI and LLM-based systems for real-time, high-performance environments is a strong advantage.
• Ability to assess model quality using both quantitative and qualitative methods, and to iteratively improve system performance and user results.
• Advanced knowledge of AI applications built with LLMs such as OpenAI, Claude, Gemini, and LLaMA.
• Hands-on experience with orchestration tools such as LangChain, LangGraph, vLLM, and LMDeploy.
• Strong coding ability in Java, Python, and SQL.
• Working knowledge of data preparation, feature engineering, model assessment, MLOps, and LLMOps best practices.
• Capability to design Retrieval-Augmented Generation workflows for more advanced AI use cases.
• Experience with vector databases such as FAISS, Weaviate, Pinecone, and Milvus.
• Solid understanding of prompt engineering for improving LLM outputs.
• Practical exposure to cloud platforms such as AWS, Google Cloud, or Azure.

Additional Information

Interested candidates can learn more about the engineering team through Omio’s engineering publication.

Omio is committed to equal opportunity hiring and values diversity across culture, background, and perspective. Applications are welcomed from people of all identities and backgrounds, regardless of race, gender, religion, sexual orientation, age, or disability.

Hiring Process and Screening

After an offer is accepted, Omio works with Giant Screening to complete background verification. Giant may contact candidates by email and, in some cases, by phone or text message to collect the information needed for screening. Consent is requested before any information is shared with the screening provider.

What Omio Values

Omio encourages applicants to apply even if they are still developing some of the listed skills. The company welcomes people from all backgrounds and values diversity in ethnicity, religion, national origin, sexual orientation, gender identity, age, and disability.