NodeJs Backend Developer (Typescript, AWS)

Accelon Inc.; Bengaluru; On-site; INR 2,500,000 - 4,200,000; Full time

Job summary

Accelon Inc. is hiring a senior backend engineer to design and maintain scalable microservice-based systems using Node.js and TypeScript in Bengaluru. You will work with DynamoDB, AWS ECS/Lambda, API Gateway and related services to build secure, observable, and high-availability backend solutions.

You will own backend architecture, implement robust data models, and drive automated testing, monitoring, and CI/CD improvements in an agile environment.

Qualifications

• 7–9 years software engineering experience with 5+ years backend development.
• Extensive design of RESTful APIs, microservices and distributed systems.
• Proficiency with DynamoDB, AWS ECS/Lambda, S3, SQS, API Gateway, CloudWatch.
• Experience with asynchronous, event-driven workflows and queues.
• Strong testing: Jest, Mocha or equivalents; Docker and CI/CD pipelines.
• Git-based source control; monitoring, debugging and observability skills.
• Security, performance optimization, reliability and scalability focus.

Responsibilities

• Design, develop and maintain scalable backend services and RESTful APIs.
• Build reliable microservice-based, distributed apps with AWS.
• Define data models and access patterns for DynamoDB; ensure efficiency.
• Write automated unit, integration and API tests; monitor production via logs and metrics.
• Own CI/CD pipelines, containerization and deployment; participate in code reviews.
• Collaborate with product, QA, architects and distributed teams in Agile/scrum.

Skills

Node.js

TypeScript

AWS

DynamoDB

Microservices

REST APIs

Docker

CI/CD

Git

Observability

API Security

Express.js

NestJS

Jest/Mocha

OpenTelemetry

Dynatrace/Datadog

Jenkins

PostgreSQL

MySQL

Terraform

AWS CDK

CloudFormation

OpenTelemetry

Tools

NestJS

Express.js

Terraform

CloudFormation

AWS CDK

OpenTelemetry

Dynatrace

Datadog

Jenkins

PostgreSQL

MySQL

S3

OpenTelemetry

Job description

• Design, develop, and maintain scalable backend services and RESTful APIs using Node.js and TypeScript.
• Build reliable, secure, highly available microservice-based and distributed applications.
• Design and implement efficient data models and access patterns with Amazon DynamoDB.
• Develop cloud-native, event-driven backend solutions using AWS services (ECS, Lambda, S3, SQS, API Gateway, CloudWatch).
• Create asynchronous workflows, background jobs, integrations, and messaging architectures.
• Define backend architecture, service boundaries, APIs, data flows, and component relationships.
• Troubleshoot complex customer-facing and production issues.
• Address performance, scalability, stability, security, availability, and extensibility proactively.
• Participate in architecture discussions, technical design, and code reviews.
• Ensure backend services meet standards for performance, reliability, security, maintainability, and quality.
• Write automated unit, integration, API, and service-level tests.
• Monitor and troubleshoot production using logs, metrics, traces, dashboards, and alerts.
• Maintain high availability and ownership of customer trust and production reliability.
• Support and improve CI/CD pipelines, automated testing, containerization, and deployment.
• Collaborate with product managers, quality engineers, architects, and distributed teams.
• Work in Agile/Scrum environment.
• Take end-to-end ownership of backend features throughout the software lifecycle.
• Mentor engineers and contribute to backend engineering standards and architecture guidelines.

Requirements

Must-have:

• 7-9 years software engineering experience, 5+ years backend development.
• Experience designing RESTful APIs, microservices, distributed backend systems.
• Proficiency with Amazon DynamoDB (partition/sort keys, indexes, query patterns).
• Experience with AWS services: ECS, Lambda, S3, SQS, API Gateway, CloudWatch.
• Experience with asynchronous, queue-based, event-driven workflows.
• Automated testing frameworks (Jest, Mocha, or equivalent).
• Docker, CI/CD pipelines, Jenkins or equivalent.
• Git-based source control.
• Strong understanding of monitoring, debugging, observability, incident troubleshooting.
• Good understanding of API security, authentication/authorization, error handling, resiliency, performance optimization.
• Strong analytical, problem-solving, communication, and collaboration skills.

Nice-to-have:

• MySQL or PostgreSQL, Redis or Amazon ElastiCache.
• AWS Step Functions, SNS, EventBridge, IAM, EC2.
• Infrastructure as Code (Terraform, AWS CDK, CloudFormation).
• NestJS or Express.js.
• Observability tools like OpenTelemetry, Dynatrace, Datadog.
• Experience with messaging, event streaming, or distributed workflow platforms.