Senior Applied Scientist

ONE

Applied Scientist driving AI and Machine Learning innovation at OnePay. Designing and deploying ML models and building intelligent AI agents for a fintech platform.

Posted 5/25/2026full-timeBangalore • 🇮🇳 IndiaSeniorWebsite

About the role

Key responsibilities & impact

Design and deploy machine learning, deep learning, and LLM models that will shape our customer experience, drive business growth, and improve operational efficiency while collaborating closely with product, engineering, and analytics teams
Build intelligent AI agents that can reason, plan, and interact across workflows to enhance automation and decision-making
Develop personalization and recommendation systems that deliver dynamic, user-centric experiences across our product offerings
Design and optimize search and retrieval systems to improve discoverability, relevance, and user satisfaction

Requirements

What you’ll need

Hands-on expertise with 5+ years of experience building and productionizing ML/AI models that deliver measurable business impact
Experience developing AI agents, recommendation systems, or search technologies in a production environment
A strong technical background with a degree in Computer Science, Data Science, Applied Mathematics, or a related field
Fluency in collaborating with Product, Engineering, and Analytics teams to bring AI solutions from ideation to deployment
Drive and proactivity – everyone here is a builder and executor

Benefits

Comp & perks

Competitive salary, stock options, and benefits from Day 1
Comprehensive health insurance coverage (health insurance, accident and disability insurance, term life insurance), including mental health support and wellness programs
Hybrid work model (Bengaluru office three days a week), various time off programs (vacation, sick, other paid leaves, and paid regional holidays)
Monthly transport and work-from-home allowances
A high-growth, mission-driven, inclusive culture where your work has real impact

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

machine learningdeep learningLLM modelsAI agentsrecommendation systemssearch technologiesproductionizing ML/AI modelsdata scienceapplied mathematicsuser-centric experiences

Soft Skills

collaborationdriveproactivitycommunicationteamworkproblem-solvingcreativityadaptabilitycritical thinkingexecution