Role description
Job Title AWS Backend Developer Senior Developer
Role Summary
Join the App Architecture Backend Development team building domainbased microservices for a telecom customer This role is handson focused on AWS serverless architecture TypeScript development and IoTaware solutions You will design and implement backend services using AWS managed services Infrastructure as Code and modern observability and security practices
Primary Skills
AWS Serverless critical Lambda eventdriven patterns
Programming Language TypeScript critical
API Development Amazon API Gateway important
Infrastructure as Code AWS CDK important
Testing JEST nice to have
Utilities Lambda Powertools nice to have
Data Modeling DynamoDB nice to have
Backend Framework NestJS nice to have
Observability CloudWatch Metrics Dashboards XRay IoTaware
IoTAware Skills
Connectivity Protocols MQTT HTTPREST WebSockets for IoT communication
Device Management IoT Core Device Shadows Device Provisioning
IoT Jobs OTA Firmware update workflows nice to have
Rules Engine IoT Rules for message routing and integration
Security TLS for device communication certificatebased authentication
Event Handling Integration with EventBridge for scheduled jobs
Telemetry TimeSeries AWS Timestream nice to have
Responsibilities
Develop backend microservices in TypeScript using AWS Lambda and API Gateway
Design IoTaware workflows for device onboarding provisioning and control
Model data for DynamoDB and integrate with IoT telemetry streams
Configure CloudWatch dashboards metrics and XRay tracing for observability
Implement secure authentication and authorization using Cognito IdP Federation and Amazon Verified Permissions
Collaborate with architects and domain leads to ensure alignment with telecomspecific requirements
Write unit and integration tests JEST preferred and follow best practices for code quality and security
GoodtoHave Skills
AWS Timestream for timeseries data
Lambda Powertools for logging and tracing
NestJS for backend service structure
OTA update patterns for IoT hubs
Skills
Mandatory Skills : IOT - DevOps
About LTM
LTM is an AI-centric global technology services company and the Business Creativity partner to the world’s largest and most disruptive enterprises. We bring human insights and intelligent systems together to help clients create greater value at the intersection of technology and domain expertise. Our capabilities span integrated operations, transformation, and business AI — enabling new ways of working, new productivity paradigms, and new roads to value. Together with over 87,000 employees across 40 countries and our global network of partners, LTM — a Larsen & Toubro company — owns business outcomes for our clients, helping them not just outperform the market, but to Outcreate it. Please also note that neither LTM nor any of its authorized recruitment agencies/partners charge any candidate registration fee or any other fees from talent (candidates) towards appearing for an interview or securing employment/internship. Candidates shall be solely responsible for verifying the credentials of any agency/consultant that claims to be working with LTM for recruitment. Please note that anyone who relies on the representations made by fraudulent employment agencies does so at their own risk, and LTM disclaims any liability in case of loss or damage suffered as a consequence of the same. Recruitment Fraud Alert - https://www.ltimindtree.com/recruitment-fraud-alert/
