HJ Hariharan J

AWS | Google Cloud | OCI and IBM Learning | DevOps

Hariharan J

Cloud engineering fresher with hands-on AWS and Google Cloud administration experience across IAM, VPC, DNS, VPN, database migration, load balancing, Linux operations, containers, Terraform, and security-aware infrastructure. Currently building OCI and IBM Cloud working knowledge for broader multi-cloud operations.

AWS logo AWS Certified Cloud Practitioner
Google Cloud logo GCP Associate Cloud Engineer
OCI/IBM Multi-cloud learning in progress
Portrait of Hariharan J
AWS logo AWS IAM, VPC, Route 53, RDS
Google Cloud logo GCP Cloud DNS, GKE, Cloud SQL
Profile

Cloud engineer profile built for AWS, Google Cloud, and multi-cloud roles.

I focus on practical infrastructure: secure access, cloud networking, DNS, migration, containers, Linux operations, backend automation, and production-style deployment validation.

AWS, GCP, OCI, and IBM Cloud

AWS IAM, EC2, S3, VPC, Route 53, RDS, Google Cloud IAM, Compute Engine, Cloud DNS, Cloud SQL, Cloud Storage, GKE, plus OCI and IBM Cloud learning.

Cloud Security and Networking

Least-privilege IAM, security groups, firewall rules, VPN, BGP, DNS, SSL/TLS, subnetting, routing, VPC/VCN concepts, and monitoring basics.

DevOps and Automation

Docker, Kubernetes, Terraform, GitHub Actions, AWS CodePipeline, Linux, Bash, Python, FastAPI, REST APIs, SonarQube, Trivy, OWASP checks, and Postman.

Experience

Hands-on experience across cloud infrastructure and secure backend systems.

These roles connect cloud deployment, IAM, networking, Linux, APIs, and automation into one fresher-ready engineering profile.

Cloud Engineer Intern

Cloud Ambassadors, Google Cloud Partner
GCP + GKE
  • Provision and administer Compute Engine, Cloud Storage, IAM roles, VPC networks, firewall rules, and secure access policies.
  • Support AWS and GCP infrastructure operations across networking, IAM, DNS, load balancing, VPN, and migration workflows, including troubleshooting.
  • Configure Cloud DNS and Route 53 records, HTTPS load balancer validation, and SSL/TLS certificate workflows.
  • Apply Docker, Kubernetes/GKE, Linux, Git, Bash, and Terraform fundamentals for infrastructure automation.

Backend Developer

Chella Corporations
APIs + Linux
  • Developed REST APIs using Python and FastAPI for an AI-driven medical platform.
  • Implemented secure authentication, service integration, database integration, and debugging for production systems.
  • Deployed and maintained backend services on Linux servers, strengthening cloud operations readiness.

AI Application Developer Intern

Infosys Springboard
RAG System
  • Built a RAG-based compliance checker for automated document retrieval, analysis, and scoring.
  • Integrated GPT-based workflows that improved compliance review efficiency by 70%.
Projects

Cloud projects that prove migration, security, and DevOps practice.

These projects mirror the latest resume: cloud migration, hybrid connectivity, private access patterns, deployment validation, and backend automation. Open all repository projects

AWS Route 53 to Google Cloud DNS Migration

Documented zero-downtime domain migration for haridns.qzz.io with DNS inventory, Cloud DNS zone creation, record replication, NS cutover, validation, and rollback.

Route 53 Cloud DNS DNS SSL/TLS
Open clean case study

Private AWS RDS to GCP Cloud SQL Migration

Designed private PostgreSQL migration using AWS VPC/VGW, GCP HA VPN, IPsec, BGP, Private Services Access, and Database Migration Service.

AWS RDS Cloud SQL HA VPN BGP
Open clean case study

Private Cloud Storage Behind Load Balancer

Built a GCP pattern for private Cloud Storage access through a global external application load balancer with backend bucket validation.

Cloud Storage Load Balancer GCP HTTPS
Open clean case study

AWS to GCP Site-to-Site VPN

Prepared VPN documentation covering AWS and GCP networking, secure tunnel configuration, routing, validation, and hybrid cloud connectivity.

VPN AWS VPC GCP VPC Routing
Open clean case study

Swiggy Demo AWS Deployment and GCP Migration

Created production-style AWS infrastructure for a Swiggy demo application, added SonarQube, Trivy, and OWASP checks for code and image quality, configured blue-green deployment, and migrated the same pattern to GCP.

SonarQube Trivy OWASP Blue-Green
View GitHub

Backend and API Automation

Built REST API and automation experience with Python, FastAPI, Linux, secure authentication, database integration, Postman, Bash scripting, and Git workflows.

Python FastAPI Linux Postman
View GitHub
Skills and Certifications

A practical stack for shipping and securing cloud systems.

Skills from the refreshed resume, grouped for cloud security, DevOps, networking, and fresher cloud engineer roles.

Technical Stack

IBM Cloud EC2 S3 Route 53 RDS Cloud DNS Cloud SQL VCN Monitoring GKE IAM VPC VPN DNS SSL/TLS Security Groups Networking REST APIs GitHub Actions AWS CodePipeline CI/CD Bash Scripting Cybersecurity Backend APIs

AWS Certified Cloud Practitioner

Cloud concepts, AWS core services, security, pricing, and support fundamentals.

Google Associate Cloud Engineer

Google Cloud deployment, operations, IAM, networking, and managed services foundation.

AWS re/Start Cloud Practitioner

TN Skill Corporation recognition for AWS re/Start Cloud Practitioner, issued 22-05-2026 with 98.00% and Grade A+ scorecard.

Google Cloud Digital Leader Learning Path

Completed learning path covering cloud transformation, Google Cloud products, data, AI, security, and business value.

Google Professional Cloud Architect Learning Path

Completed learning path covering cloud architecture, infrastructure design, security, reliability, operations, and migration planning.

Google Cloud Security Engineering Learning Path

In progress learning path focused on Google Cloud security engineering, secure cloud design, access control, and cloud protection practices.

Education

J.J. College of Engineering and Technology

B.E. Cybersecurity Engineering under Anna University, with coursework and projects aligned to computer networks, operating systems, cryptography, distributed systems, cloud infrastructure, and security.

9.0 CGPA
2026 Graduation Track
Cloud Readiness

What I can discuss confidently in interviews.

Cloud networking

VPC/VCN, subnetting, route tables, NAT, VPN, firewall rules, security groups, DNS, monitoring, and load balancer workflows.

Migration and validation

DNS migration, database migration planning, replication checks, rollback thinking, dig/nslookup validation, and documentation.

Automation and operations

Docker, Kubernetes, Terraform basics, CI/CD, Linux troubleshooting, REST APIs, Git, GitHub Actions, SonarQube, Trivy, OWASP checks, and cloud monitoring fundamentals.

Focused for cloud hiring. Certifications, internship work, project documents, cloud security learning, and backend experience now point to one clear multi-cloud engineering story.
Achievements

Career signals aligned to cloud engineer roles.

  • AWS Certified Cloud Practitioner and Google Associate Cloud Engineer profile for multi-cloud roles.
  • AWS re/Start Cloud Practitioner credential through TN Skill Corporation with Grade A+ and 98% scorecard.
  • Completed Google Cloud Digital Leader and Google Professional Cloud Architect learning paths, with Google Cloud Security Engineering in progress.
  • Building working knowledge of Oracle Cloud Infrastructure and IBM Cloud to extend AWS and Google Cloud administration skills.
  • Cloud Engineer internship exposure with Google Cloud partner ecosystem, GKE, IAM, VPC, and Cloud DNS workflows.
  • Documented AWS to GCP DNS migration, private database migration, VPN, load balancer, and Swiggy demo deployment migration projects.
  • Backend/API experience with Python, FastAPI, Linux, secure authentication, Postman, and REST automation.
Contact

Ready for cloud engineer and multi-cloud operations fresher roles.

Open to Cloud Engineer, Cloud Support Engineer, Cloud Operations Engineer, DevOps Trainee, and Cloud Security Engineer opportunities.