Senior AI Engineer (RAG & AWS Bedrock)

Role description

We are seeking a highly skilled Senior AI Engineer with strong expertise in RAG and AWS Bedrock to design, build, and operate scalable AI-powered services on AWS. The ideal candidate will have experience developing production-grade AI applications, integrating enterprise data sources, building intelligent retrieval systems, and delivering secure, observable, and maintainable cloud-native solutions. This role requires strong software engineering fundamentals, deep AWS experience, and the ability to collaborate effectively across multidisciplinary teams while delivering independently within an established architecture.

Key Responsibilities

Design, develop, and operate production-grade AI services and applications using RAG and AWS Bedrock.

Build intelligent retrieval solutions leveraging Vectorization OR OpenSearch, semantic search techniques, and contextual information retrieval.

Develop and optimize retrieval pipelines involving chunking, embedding generation, indexing, and context enrichment.

Build and enhance search and retrieval systems to improve relevance, accuracy, and overall user experience.

Design and integrate APIs and microservices that expose AI-powered capabilities to enterprise applications.

Develop and maintain scalable cloud-native and serverless solutions using AWS services.

Work with enterprise knowledge repositories and contextual data sources to improve information discovery and AI-driven insights.

Collaborate with engineering, product, and architecture teams to deliver AI platform capabilities aligned with business objectives.

Implement CI/CD best practices, automation, and deployment pipelines for AI applications and services.

Ensure solution reliability through testing, monitoring, logging, and operational excellence practices.

Contribute to continuous improvements in cloud infrastructure, development processes, and AI platform capabilities.

Participate in code reviews, architecture discussions, and technical decision-making activities.

Required Skills

Proficient

RAG

AWS Bedrock

Intermediate

Vectorization OR OpenSearch

Experience

6+ years of professional experience in software engineering, data engineering, or AI/ML engineering.

3+ years of experience building and operating production services on AWS.

Why Join UST

Work on innovative, technology-led digital transformation programs for global clients.

Be part of a collaborative engineering culture focused on modern cloud and AI solutions.

Access continuous learning opportunities, career growth pathways, and cutting-edge technology initiatives.

Contribute to impactful solutions that help enterprises accelerate innovation and business outcomes.

Skills

RAG, AWS Bedrock, IAC and OpenSearch or vectorization or chunking

About UST

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the worlds best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients organizations. With over 30,000 employees in 30 countries, UST builds for boundless impacttouching billions of lives in the process. .