Sandeep Bajpai

Designed, developed, and maintained production backend applications and services using PHP, Laravel, Node.js, REST APIs, MySQL, and MongoDB. Built and supported integrations with external platforms using APIs, webhooks, authentication flows, data synchronization, and automation workflows. Investigated complex production issues across application code, APIs, databases, logs, infrastructure, dependencies, and deployment environments to identify root cause and implement fixes. Collaborated with product and customer-facing teams to translate business requirements and real-world operational problems into practical technical solutions, covering end-to-end delivery (requirements analysis, design, development, testing, deployment, monitoring, troubleshooting, and post-release validation). Supported platform migrations and modernization efforts including release validation, dependency analysis, environment changes, and production issue resolution. Contributed to AI/GenAI initiatives by explorin

Designed, developed, and maintained backend applications and services using PHP, Laravel, Node.js, REST APIs, MySQL, and MongoDB. Built and supported third-party integrations using APIs, webhooks, authentication flows, data synchronization, and automation workflows. Investigated and resolved production issues across application code, APIs, databases, logs, infrastructure, dependencies, and deployment environments to identify root causes and implement fixes. Collaborated with product, engineering, and customer-facing teams to translate business requirements and real-world operational problems into deployable, maintainable solutions. Managed end-to-end delivery: requirement analysis, technical design, development, testing, deployment, monitoring, troubleshooting, and post-release validation, including platform migrations and modernization initiatives such as release validation, dependency analysis, environment changes, and production stability improvements. Contributed to AI/GenAI initia

Developed and maintained robust web applications using PHP, Laravel, CodeIgniter, MySQL, and JavaScript. Designed and implemented RESTful APIs and backend services to support web and mobile applications. Optimized database queries, application logic, and server-side processes to improve system performance and reliability. Integrated third-party services and APIs such as payment gateways, maps, notifications, and external business platforms. Implemented secure authentication, authorization, data validation, and API security aligned with industry best practices.