Saumil Gajjar

Results-driven Senior Software / Lead Backend Engineer with a track record of delivering high-impact web, ecommerce, and mobile applications, consistently boosting performance by 40–60%. Expert in building secure, high-performance systems using Core PHP, WordPress, and WooCommerce, alongside modern JavaScript/TypeScript ecosystems (Next.js, NestJS, React Native, Expo, React.js, Node.js, Tailwind CSS). Proficient in designing scalable, cloud-native architectures utilizing Docker, Azure Container Apps, Azure Functions, MySQL, and MongoDB.

Deep expertise in automated CI/CD pipelines (Azure Pipelines), technical leadership, and mentoring engineering teams to implement modern development workflows and maintain high code quality.

Lead Backend Engineer at Fourth Dimension (The4D) (2026-06 – Present)

• Architected and deployed enterprise-grade custom WordPress and WooCommerce platforms, tailoring solutions to diverse industries (retail, hospitality, education, and professional services) to drive digital transformation.
• Engineered automated CI/CD pipelines using Azure Pipelines, Docker, Azure Container Apps, and Azure Functions, establishing zero-downtime deployments and highly scalable cloud architectures.
• Pioneered modern software practices as team lead, establishing rigorous code reviews and introducing AI-assisted workflows (Cursor, GitHub Copilot, Antigravity) to reduce development cycles and enhance code reliability.

Senior Software Engineer at Fourth Dimension (The4D) (2019-01 – 2026-05)

• Designed and engineered robust cross-platform mobile apps and backend systems using TypeScript, React Native, Expo, Next.js, NestJS, Tailwind CSS, and MongoDB.
• Optimized Core Web Vitals and server-side performance, achieving 40–60% speed improvements for client platforms through advanced caching, database indexing, and script optimization.
• Developed high-performance custom WordPress plugins and extensible modules using Core PHP and React.js, automating complex workflows and streamlining business operations.

Software Engineer at Fourth Dimension (The4D) (2015-12 – 2018-12)

• Collaborated with cross-functional stakeholders (product managers, designers, and clients) to define technical specifications, scope projects, and deliver premium digital products under strict timelines.
• Implemented clean-code practices and custom logic extensions, improving application security and transaction stability across multiple web assets.

Software Engineer at Bacancy Technology (2013-07 – 2015-11)

• Delivered and maintained over 25 responsive WordPress websites and custom PHP web applications, focusing on clean architecture and SEO best practices.
• Integrated secure payment gateways (Razorpay, PayPal), third-party APIs, and CRM platforms to extend functionality and improve transaction flows.
• Developed responsive, mobile-first front-end interfaces utilizing HTML5, CSS3, and JavaScript to ensure optimal user experience across device types.
• Structured version control workflows (Git) and repository environments, enhancing team collaboration and code audit trails across distributed teams.
• Maintained a 95%+ on-time project delivery rate, coordinating development timelines and technical risks proactively.

Junior Web Developer at Quick Beyond Technologies (2011-05 – 2013-06)

• Developed and maintained client-facing web applications using PHP, HTML5, CSS3, and JavaScript, ensuring responsive layout structure and cross-browser support.
• Customized WordPress themes and configured extensibility plugins to deliver tailored site architectures for small-to-medium business clients.
• Utilized version control systems (SVN, Git) and database management configurations (MySQL) within agile team delivery workflows.

Master of Computer Applications in Computer Applications – Saurashtra University, Rajkot, Gujarat (2008 – 2011)

Bachelor of Computer Applications in Computer Applications – Saurashtra University, Rajkot, Gujarat (2005 – 2008)