Backend Developer Lead

Ezzoft Technologies; Thiruvananthapuram; Vor Ort; INR 3.000.000 - 4.200.000; Vollzeit

Zusammenfassung

Ezzoft Technologies is seeking a senior backend engineer in India with IoT, NodeJS, AWS and Python expertise. The role requires 8-14 years of experience and relocation to Trivandrum. Salary is not a constraint for the right candidate.

You will design and develop secure cloud infrastructure on AWS, implement new features, and collaborate with clients for API integrations. Strong IoT protocol knowledge is essential.

Qualifikationen

• Expert in backend services with NodeJS, Java and Python.
• Bidirectional IoT experience, data extraction and device control.
• Strong backend development with modern frameworks.
• Experience building and maintaining AWS infra (VPC, EC2, IAM, S3, RDS, DynamoDB).
• IoT devices protocols: MQTT, WebSocket, CoAP.
• REST, GraphQL, Angular, and database design (SQL/NoSQL).
• AWS services: Lambda, API Gateway, DynamoDB, IoT Core, CloudWatch.

Aufgaben

• Design & Development of cloud infrastructure on AWS.
• Provision, configure and maintain infra defined as code.
• Troubleshoot across services and functional areas.
• Implement new features from product requirements.
• Maintain existing apps with bug fixes and performance tweaks.
• Integrate with Firmware and Mobile Apps.
• UI/UX implementation per design specs.
• Code review and technical documentation.
• Collaborate with external clients for API integrations.
• Monitor performance, logging and optimization.
• Implement security and authentication (OAuth2, JWT).

Kenntnisse

NodeJS

Python

IoT

AWS

Java

REST API

GraphQL

Angular

Tools

AWS Cloud

EC2

S3

DynamoDB

VPC

EKS

IAM

CodeDeploy

CloudFormation/CDK

RDS

OpenSearch/Elasticsearch

Jobbeschreibung

• 1. Snr backend engineer with IOT, NodeJS, AWS and Python.
• 2. Experience
• 8 - 14 yrs
• 3.Location
• India - Trivandrum( need to reloocate If you are not at TVM.
• The above three conditions are must for candidate, if you are not fitting to the above category please don't apply for the job.
• If you are submitting your CV, please ensure it reflects the above skill set mentioned in point 1 and it's detailed out in your CV highlight those experience
• Salary is not a constraint for right candidate.

Key Responsibilities

• Design & Development of cloud infrastructure that is secure, scalable, and highly available on AWS.
• Provision, configure and maintain AWS cloud infrastructure defined as code.
• Troubleshoot problems across a wide array of services and functional areas.
• Implementation of new features based on product requirements
• Maintenance of existing applications including bug fixes and performance optimization
• Integration with Firmware and Mobile Apps
• UI/UX implementation following design specifications
• Code review and technical documentation
• Close collaboration with external clients for API integrations
• Performance monitoring, logging, and optimization
• Security implementation and authentication services (OAuth 2.0, JWT)

Required Skills & Experience:

• Expert in building backend services using NodeJS, Java, and Python.
• Experience in bidirectional IoT, getting data out of IOT as well as sending commands to IOT devices and triggering actions.
• Strong backend development experience with modern frameworks
• Experience building and maintaining AWS infrastructure (VPC, EC2, Security Groups,
• EKS, IAM, ECS, Code Deploy, CloudFront, CloudWatch, RDS, Route53, S3)
• Expert in working on IoT devices includes different protocols, such as MQTT, WebSocket, and CoAP
• Strong Experience with IoT cloud architectures
• Design expertise and hands-on knowledge of REST, GraphQL, Angular, RDS,
• DynamoDB, Elasticsearch, and OpenSearch
• Experience with CI/CD pipelines for backend and web application development
• AWS platform expertise - specifically Lambda, API Gateway, DynamoDB, IoT Core,
• CloudFormation/CDK, S3, CloudWatch
• Database architecture and optimization skills (SQL and NoSQL)
• Must Have AWS Skills ( Every item below is important)-
• AWS Lambda
• Amazon API Gateway
• AWS AppSync
• AWS Step Functions
• Amazon DynamoDB
• DynamoDB Streams
• Amazon RDS
• Amazon Aurora
• Amazon S3
• Amazon OpenSearch / Elasticsearch
• AWS IoT Core
• IoT Device Shadows
• IoT Topic Rules
• IoT Policies
• IoT Certificates (JITR)
• Amazon Cognito User Pools
• Amazon Cognito Identity Pools
• Amazon Cognito Sync
• AWS KMS
• AWS IAM
• AWS Secrets Manager
• AWS Systems Manager Parameter Store
• Amazon SNS
• Amazon SQS
• Amazon EventBridge
• Amazon EventBridge Scheduler
• Amazon SES
• Amazon Route 53
• Amazon CloudWatch Logs
• Amazon CloudWatch Alarms
• AWS STS
• Languages & runtimes
• JavaScript
• Node.js 24.x
• Testing & quality
• Jest