Dear Hiring Manager, I am writing to express my interest in a Software Engineer position. With 4+ years of experience in designing, developing, and deploying scalable web and cloud-based applications, I bring strong expertise in backend and full-stack development across fintech, e-commerce, and SaaS domains. In my professional experience, I have developed and maintained highperformance applications using technologies such as Java, Spring Boot, Node.js, React, and Python. I have built scalable microservices architectures, designed secure RESTful APIs, and implemented cloud-based solutions using AWS, Docker, and Kubernetes. My work has focused on improving application performance, enhancing system scalability, and delivering reliable solutions that support high-traffic platforms and complex business requirements. I have also collaborated closely with cross-functional teams including product managers, designers, QA engineers, and DevOps teams in Agile environments to deliver high-quality software products. Through these collaborations, I have contributed to optimizing API performance, improving user experience, and developing robust systems capable of supporting large-scale applications. In addition to my technical skills, I bring strong problem-solving abilities and a passion for building efficient, scalable, and user-focused software solutions. I am particularly motivated by opportunities where I can contribute to impactful products while continuing to expand my expertise in cloud technologies, distributed systems, and modern software architectures. I would welcome the opportunity to further discuss how my experience and technical background align with your team’s goals. Thank you for your time and consideration. Sincerely, Ajay Dhillon

Ajay Dhillon

Dear Hiring Manager, I am writing to express my interest in a Software Engineer position. With 4+ years of experience in designing, developing, and deploying scalable web and cloud-based applications, I bring strong expertise in backend and full-stack development across fintech, e-commerce, and SaaS domains. In my professional experience, I have developed and maintained highperformance applications using technologies such as Java, Spring Boot, Node.js, React, and Python. I have built scalable microservices architectures, designed secure RESTful APIs, and implemented cloud-based solutions using AWS, Docker, and Kubernetes. My work has focused on improving application performance, enhancing system scalability, and delivering reliable solutions that support high-traffic platforms and complex business requirements. I have also collaborated closely with cross-functional teams including product managers, designers, QA engineers, and DevOps teams in Agile environments to deliver high-quality software products. Through these collaborations, I have contributed to optimizing API performance, improving user experience, and developing robust systems capable of supporting large-scale applications. In addition to my technical skills, I bring strong problem-solving abilities and a passion for building efficient, scalable, and user-focused software solutions. I am particularly motivated by opportunities where I can contribute to impactful products while continuing to expand my expertise in cloud technologies, distributed systems, and modern software architectures. I would welcome the opportunity to further discuss how my experience and technical background align with your team’s goals. Thank you for your time and consideration. Sincerely, Ajay Dhillon

Available to hire

Dear Hiring Manager,
I am writing to express my interest in a Software Engineer position. With 4+
years of experience in designing, developing, and deploying scalable web and
cloud-based applications, I bring strong expertise in backend and full-stack
development across fintech, e-commerce, and SaaS domains.
In my professional experience, I have developed and maintained highperformance applications using technologies such as Java, Spring Boot,
Node.js, React, and Python. I have built scalable microservices architectures,
designed secure RESTful APIs, and implemented cloud-based solutions using
AWS, Docker, and Kubernetes. My work has focused on improving application
performance, enhancing system scalability, and delivering reliable solutions that
support high-traffic platforms and complex business requirements.
I have also collaborated closely with cross-functional teams including product
managers, designers, QA engineers, and DevOps teams in Agile environments
to deliver high-quality software products. Through these collaborations, I have
contributed to optimizing API performance, improving user experience, and
developing robust systems capable of supporting large-scale applications.
In addition to my technical skills, I bring strong problem-solving abilities and a
passion for building efficient, scalable, and user-focused software solutions. I
am particularly motivated by opportunities where I can contribute to impactful
products while continuing to expand my expertise in cloud technologies,
distributed systems, and modern software architectures.
I would welcome the opportunity to further discuss how my experience and
technical background align with your team’s goals. Thank you for your time
and consideration.
Sincerely,
Ajay Dhillon

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

English
Fluent

Work Experience

Software Engineer at Procore Technologies, Canada
May 1, 2025 - Present
Developed a user verification and identity management system using Java, Spring Boot, and microservices architecture, deployed via Docker, Jenkins CI/CD, and Kubernetes on AWS, ensuring scalable and secure authentication services. Built a modular backend system using Node.js and Express.js, improving API response time by 25% and reducing server load by 30% through optimized service orchestration and efficient request handling. Leveraged Python-based statistical analysis and Google Analytics to generate insights from user behavior and system performance data, enabling data-driven product and engineering decisions. Redesigned web-based instructional platforms using Python and Golang, implementing Responsive Web Design and SPA architecture, which improved customer retention by 25%. Developed dynamic front-end applications using React.js and Redux, enabling efficient client-server data flow and event-driven architecture for scalable web interfaces. Modernized high-traffic e-commerce platfo
Associate Software Engineer at Nevina Infotech, India
January 1, 2020 - May 1, 2023
Designed, developed, and deployed enterprise web applications using .NET Core, ASP.NET MVC, C#, and Entity Framework Core, improving performance and scalability. Built and optimized RESTful APIs for third-party integrations, ensuring 99% uptime and faster data processing across platforms. Developed interactive front-end applications with React.js, Angular, Blazor, and JavaScript (ES6+), improving user engagement and boosting cross-platform accessibility. Implemented state management with Redux and optimized rendering logic, reducing load times by 25% and improving UI responsiveness. Enhanced UI/UX with modular components, responsive design, and dynamic dashboards, ensuring seamless performance across mobile and desktop devices. Applied JavaScript debugging and performance optimization techniques (async calls, lazy loading, DOM manipulation), reducing client-side errors and improving load efficiency. Improved database performance by optimizing SQL Server and MySQL queries, reducing quer
Software Engineer at Procore Technologies
May 1, 2025 - Present
Developed a user verification and identity management system using Java, Spring Boot, and microservices on AWS with Docker, Kubernetes, and Jenkins CI/CD; built a modular Node.js backend; performed Python analytics; redesigned SPA-based instructional platforms; developed React front-end with Redux; modernized a high-traffic Node.js e-commerce platform with Hapi; designed RESTful APIs using Java/Spring Boot; built data-driven apps with Flask/Django; optimized cloud IoT app performance with Webpack, Babel, Gulp, and NPM; managed AWS deployments with CI/CD pipelines and high-availability configurations.
Associate Software Engineer at Nevina Infotech
January 1, 2020 - May 1, 2023
Designed and deployed enterprise web applications using .NET Core, ASP.NET MVC, C#, and Entity Framework Core; built and optimized RESTful APIs for third-party integrations; developed interactive front-end applications with React.js, Angular, Blazor, and ES6+ with Redux; improved UI/UX with modular components and responsive dashboards; applied JavaScript debugging and performance optimizations; improved SQL Server and MySQL queries; strengthened security with JWT, RBAC, and secure API gateways; collaborated with QA/UI/DevOps in Agile/Scrum environments.

Education

Post Graduation Certificate in Mobile Solutions Development at Conestoga College
January 11, 2030 - December 1, 2024
Bachelor of Technology in CC Engineering at THE LNM Institute of Information Technology
January 11, 2030 - July 1, 2020
Post Graduation Certificate in Mobile Solutions Development at Conestoga College, Ontario, Canada
January 11, 2030 - December 1, 2024
Bachelor of Technology in CC Engineering at THE LNM Institute of Information Technology, Rajasthan, India
January 11, 2030 - July 1, 2020
Post Graduation Certificate in Mobile Solutions Development at Conestoga College
January 11, 2030 - December 1, 2024
Bachelor of Technology in CC Engineering at THE LNM Institute of Information Technology
January 11, 2030 - July 1, 2020

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Retail, Professional Services, Computers & Electronics, Education