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Ajit Singh

@ajitsingh6

Security Engineer focused on application and product security, with software engineering experience building secure APIs and automating workflows.

India

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What I'm looking for

I'm transitioning into Security Engineering, with a focus on Application Security and Product Security through cybersecurity training, hands-on labs, and security projects.

At WIN Home Inspection, I developed and maintained features for Home Inspection Management Software using React.js, Node.js, Express.js, and MySQL. I built RESTful APIs for scheduling, reporting, workflow automation, and order management.

I implemented JWT authentication, RBAC, and API input validation and sanitization to mitigate XSS and SQL injection risks. I also conducted code reviews and identified implementation issues while promoting secure coding practices.

At Decorpot | Naraci Technologies Pvt. Ltd., I integrated WhatsApp API and IVRS telephony systems into CRM/ERP platforms, reducing response time by 40%. I also developed real-time chat functionality and automated payment workflows.

I'm transitioning into Security Engineering, focusing on Application Security and Product Security through cybersecurity training, hands-on labs, and security projects. My projects include web application vulnerability assessment, a simulated SOC environment, and Linux server hardening with honeypots and IP blocking.

Experience

Work history, roles, and key accomplishments

Full Stack Software Engineer

WIN Home Inspection

Jul 2025 - Jun 2026 (11 months)

Developed and maintained full-stack features for Home Inspection Management Software using React.js, Node.js, Express.js and MySQL. Built RESTful APIs, implemented JWT authentication, RBAC, and API input validation to mitigate security risks.

React NodeJS ExpressJS MySQL REST APIs JWT RBAC Input Validation XSS SQL Injection Prevention Code Review Jira Git

Software Development Engineer

Decorpot

Jun 2022 - May 2025 (2 years 11 months)

Integrated WhatsApp API and IVRS telephony systems into CRM/ERP platforms, reducing response time by 40%. Developed real-time chat functionality and automated payment workflows, improving backend performance by 30%.

NodeJS MongoDB Socket.IO REST APIs React Redux AWS CI CD PineLabs IMAP Code Review

Education

Degrees, certifications, and relevant coursework

Simplilearn

PGP Advanced Executive Program in Cyber Security, Cyber Security

2026 -

In-progress PGP Advanced Executive Program in Cyber Security, expected to complete in October 2026.

Mangalayatan University

Master of Computer Applications, Computer Applications

2025 -

Pursuing a Master of Computer Applications degree from Mangalayatan University, Aligarh, expected to complete in May 2027.

TryHackMe

Cyber Security 101 Path, Cyber Security

2026 -

Completed the Cyber Security 101 Path from June to September 2026.

TryHackMe

Pre Security Path, Cyber Security

2026 -

Completed the Pre Security Path from April to May 2026.

TryHackMe

Security Engineer Path, Cyber Security

2026 -

Completed the Pre Security Path from April to May 2026, and completed the Security Engineer Path and Cyber Security 101 Path from June to September 2026.