About Position :
We are looking for a dedicated Amazon Lex SME with hands-on experience in designing, configuring, and deploying conversational AI experiences using Amazon Lex V2. This role is central to a platform migration initiative and requires deep expertise in building scalable, production-grade Lex bots. The ideal candidate should be comfortable owning the full lifecycle of Lex bot development—from intent and slot design to deployment and testing.
- Role : AWS Lex SME
- Location : All Persistent Locations
- Experience : 6 to 10 Years
- Job Type : Full Time Employment
What You'll Do :
Defining intents, utterances, and slotsSetting up multi-turn conversationsManaging session attributes, context control, and fallback strategiesLead the migration of existing bots or workflows from other platforms into Lex V2, ensuring functional completeness and improved user experience.Configure Amazon Lex Knowledge Bases and manage dynamic document sources (e.g., S3, SharePoint, secure portals).Handle Lex bot versioning, aliasing, and promotion across environments (Dev, QA, Prod).Leverage Lex's native integrations with Lambda, Amazon Connect, and Cognito to deliver advanced conversational flows.Optimize language model performance using analytics and real-user feedback.Work closely with frontend, QA, and API teams to ensure successful Lex integration and functionality across platforms.Document design decisions, flow diagrams, and deployment processes for maintainability.Expertise You'll Bring :
Extensive hands-on experience with Amazon Lex V2Custom intent and slot configurationMulti-turn conversations and context managementFallback and clarification handlingStrong understanding of Lex console and API interfacesExperience integrating Lex with :AWS Lambda for dynamic responsesAmazon Cognito for user authenticationAmazon Connect for voice interactionsKnowledge of REST APIs, API Gateway, and JSON payload handlingFamiliarity with Lex Knowledge Base setupExposure to logging and monitoring via CloudWatchAwareness of security and access control for bot workflowsExperience in chatbot deployment across web and mobile channelsUnderstanding of LLM / GenAI services (e.g., Bedrock) is a plusClear verbal and written communicationProactive ownership of deliverablesAbility to work independently and in cross-functional teamsStrong problem-solving and debugging skillsBenefits :
Competitive salary and benefits packageCulture focused on talent development with quarterly promotion cycles and company-sponsored higher education and certificationsOpportunity to work with cutting-edge technologiesEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awardsAnnual health check-upsInsurance coverage : group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parentsValues-Driven, People-Centric & Inclusive Work Environment :
Persistent Ltd. is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.
We support hybrid work and flexible hours to fit diverse lifestyles.Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employmentLet’s unleash your full potential at Persistent - persistent.com / careers
“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”