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Elite Architect

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Architecting GraphQL Federated Supergraph...

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Architect

Designing and scaling high-impact systems for the modern web.

Resume
Backend

ENGINEER_ACCESS

Naveenkumar Koppala
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Senior Backend and Product Engineer with over 4.8 years of experience in designing and scaling secure backend systems for fintech, edtech, and enterprise platforms.

Expertise in Python, FastAPI, Node.js, and React with deep experience in microservices, GraphQL Federation, and cloud-native architectures across AWS, GCP, and Kubernetes. Skilled in real-time data pipelines using Kafka, BigQuery via GCP Datastream, and event-driven systems with SQS/SNS, EventBridge, and API Gateway. Practiced in TDD, Terraform IaC, and CI/CD automation with GitLab CI and Jenkins.

Availability: ONDEMAND
Region: ASIA_PACIFIC
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TECH_STACK

Backend & APIs

Expert in building distributed systems and RESTful APIs using Python, FastAPI, and Node.js. Focused on clean architecture, performance, and async patterns.

Python FastAPI Node.jsExpressRESTful APIsMicroservicesAsync Programming

Cloud & DevOps

AWS, Kubernetes, Docker, and IaC with Terraform.

AWS LambdaSQS/SNSEventBridgeAPI GatewayDynamoDBS3ECR/ECSCognitoEC2CloudWatchDMS Kubernetes Docker TerraformHelmGitLab CIJenkinsArgoCDAnsible

Security

AWS CognitoJWTOAuth2RBACAPI SecurityTLS/SSL

Search & Streaming

KafkaOpenSearchConfluent Cloud

Databases & Caching

MySQL MongoDBDynamoDB PostgreSQL RedisBigQuery

Monitoring

DatadogOpenSearch Dashboards Prometheus GrafanaCloudWatch

Testing

TDDPytest JestMochaCypressK6
99.9%
Uptime_SLO
4.8+
Engineering_Y

ENGINEERING_LOG

mainfeat: Sole backend engineer — professional networking platform, GraphQL Federation & cloud-native IaC
feature/full-stack-v2feat: real-time data replication, k8s orchestration & CI/CD automation
hotfix/fintech-opsfix: fintech microservices, KYC workflows & payment APIs
initchore: initial messaging architecture & government portal

Product Engineer

Transnational Software Services

Feb 2025 — Present
  • Sole backend engineer designing and building a large-scale professional networking platform end-to-end with scalable microservice architecture
  • Built Netflix-style GraphQL Federated Gateway unifying all platform services into a single supergraph with optimized query resolution
  • Built production-ready API endpoints with rate limiting (SlowAPI), structured error handling & logging
  • Engineered secure WebSocket authentication for real-time social features — posts, likes, messaging & notifications
  • Implemented reCAPTCHA v3 with action-based scoring across frontend-backend for bot prevention
  • Designed Redis-backed session management with "Keep Me Signed In" using localStorage/sessionStorage strategies
  • Provisioned cloud infrastructure as code (IaC) using Terraform for repeatable, scalable deployments
  • Implemented event-driven messaging using AWS SQS/SNS and EventBridge for decoupled microservices
  • Engineered OpenSearch indexing with AWS DMS sync pipelines for sub-second data consistency
  • Applied TDD practices using Pytest maintaining high test coverage across all backend modules
  • Monitored system health using Datadog & CloudWatch, proactively resolving production bottlenecks
ID: HEAD~0
STATUS: VERIFIED

SYSTEM_CORE_LEVEL_3

Architecture & Design Patterns

GraphQL Federated Gateway

Netflix-style supergraph consolidating 10+ microservices into a unified API layer with optimized query performance and schema stitching.

Apollo FederationSubgraphsSchema Registry

Event-Driven Architecture

Decoupled microservice communication using AWS SQS/SNS, EventBridge, and Kafka for async workflows, real-time notifications, and data streaming.

SQS/SNSEventBridgeKafkaLambda

Real-time WebSocket Engine

Scalable WebSocket authentication layer powering live social features — posts, likes, messaging, and push notifications with secure token validation.

WebSocketsPub/SubLive Feeds

Data Sync & Search Pipeline

AWS DMS replication pipelines between MySQL and OpenSearch for sub-second data consistency, powering full-text search and analytics dashboards.

AWS DMSOpenSearchCDCBigQuery

Auth & Security Layer

Enterprise-grade identity platform with AWS Cognito, JWT, OAuth2, and RBAC. Includes reCAPTCHA v3 bot prevention and Redis-backed session management.

CognitoRBACreCAPTCHARedis Sessions

Cloud-Native Infrastructure

Terraform IaC provisioning, Kubernetes orchestration with Helm, Docker containerization, and GitLab CI/CD pipelines for automated, repeatable deployments.

TerraformK8sDockerGitLab CI

PROJECT_ARCHIVE

Production Systems & Platforms Built

GraphQL Federated Supergraph

Transnational Software Services

Designed a Netflix-style GraphQL Federated Gateway that unifies 10+ domain microservices — Core Service, Auth Cortex, Jobseeker, Employer, Payment, Internship, and Apprenticeship — into a single supergraph. Implemented schema stitching, sub-graph composition, and optimized query resolvers for real-time analytics dashboards.

10+ Microservices7 Domain Sub-graphsUnified Schema
PythonFastAPIApollo FederationSchema RegistryAWSDockerSQS/SNS

Professional Social Networking Platform

Transnational Software Services

Sole backend engineer architecting an entire large-scale professional networking platform. Building all services from scratch — real-time social feeds, WebSocket-powered messaging, push notifications, and reCAPTCHA v3 bot prevention with Redis-backed session management.

Sole Backend Engineer7+ Domain ServicesFull Platform Ownership
WebSocketsRedisreCAPTCHA v3AWS CognitoJWTRBACSlowAPIEventBridge

ZYPE — Fintech Loan Platform

Respo Financial Capital

Developed backend microservices for a full fintech loan lifecycle — KYC verification, credit underwriting, and cash disbursement via Yes Bank APIs. Integrated real-time data streaming from third-party LMS using Kafka on Confluent Cloud. Documented APIs with Swagger and routed through Kong API Gateway.

End-to-End Loan FlowReal-time StreamingBank API Integration
Node.jsExpressKafkaConfluent CloudMySQLKongSwagger

FacilGo — AI Property Management Platform

Anukta Infotech

Backend engineer for FacilGo, an award-winning AI-enhanced rental property operations platform handling turnovers, renovations, maintenance, and call centers. Built real-time MySQL to BigQuery data replication via Google Cloud Datastream for analytics. Developed React-based dashboards and containerized services on Kubernetes with Helm charts on DigitalOcean.

AI Property OpsReal-time CDCK8s on DigitalOcean
GCP DatastreamBigQueryReactReduxKubernetesHelmJenkins

Cloud Infrastructure & IaC Platform

Transnational Software Services

Provisioned and managed entire cloud infrastructure as code using Terraform, standardizing multi-environment deployments. Built CI/CD pipelines with GitLab CI for automated testing and releases. Containerized microservices with Docker for Kubernetes-based cloud-native deployment with high availability.

IaC AutomationMulti-Env Deploys99.9% Uptime
TerraformAWSGitLab CIDockerKubernetesArgoCDAnsible

Merck & Co Messaging + GovTech Portal

C360 Software

Developed a mobile messaging system for pharmaceutical giant Merck & Co using Twilio, AWS Lambda, and DynamoDB. Created authentication and verification modules for the Karnataka Government Land Registration Portal. Designed backend architecture for an EdTech LMS using Node.js and MongoDB.

Serverless ArchitectureGovt VerificationEdTech LMS
AWS LambdaTwilioDynamoDBNode.jsMongoDBGovernment

EDUCATION

Bachelor of Commerce (B.Com)

Rayalaseema University

2018 Kurnool, India

ESTABLISH_CONNECTION

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Email

naveenkumarkoppala@gmail.com

Phone

+91 9059933885

Location

Hyderabad, India 500085

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