Calvin Bernard

About

🔹 Senior Full Stack Engineer | 9+ Years Experience | JavaScript, C#, Python, Java, PHP 🔹 Proven track record of building scalable web and mobile applications using React, Angular, ASP.NET, Spring Boot, Django, Laravel, and more. 🔹 Expertise in cloud computing (AWS, Azure), CI/CD pipelines, containerization (Docker, Kubernetes), and microservices architecture. 🔹 Strong leadership skills—mentored interns, led front-end teams, and drove key projects in fintech, healthcare, and e-commerce. 🔹 Passionate about writing clean, efficient code, optimizing performance, and delivering seamless user experiences. 📩 Open to new opportunities in Full Stack Development, Software Engineering, and Technical Leadership.

Experience

• Full Stack Engineer · MEDICALBILLERSANDCODERS03-01-2021

   Lead front-end team, collaborated with the project manager and Built fintech platform to manage digital wealth properties using React, React Native, Next.js, TypeScript, Node.js and PostgreSQL.  Took full ownership of the customer admin portal and IPP part of the application built using T3 Stack (Next.js, tRPC, Tailwind, TypeScript), micro-frontend pattern and Storybook for testing and documenting components.  Engineered RESTful APIs using Azure mobile services and ASP.NET Web API 2 with attribute routing to expose data to the clients, Implementing CRUD functionality with Entity framework 6 and Dapper.  Used Performance Monitor and SQL Profiler to optimize queries and enhance the performance of database servers. Used Log4Net to handle auditing, error logging, and performance measures and conducted testing.  Environment: JavaScript, TypeScript, React, React Native, Next.js, Node.js, Nest.js, PostgreSQL, tRPC, Tailwind, Storybook, GraphQL, Rest APIs, ASP.NET, Entity Framework, Jest, NUnit, Cypress, Docker, Azure, Jira, Slack, Git

• Software Engineer · GAMER QUEUE LLC08-01-2018 – 02-01-2021

   Coached 2 summer interns and launched a mentorship program for new juniors.  Successfully delivered projects for Healthcare industries, Rental services, highlighting versatility and adaptability in catering to diverse business domains using Python / Django, Java / Spring Boot, Golang, Swagger, Angular, Vue/Nuxt and optimized the website pages using SEO techniques, SSR, SSG to be maximum optimized.  Utilized XML-based configuration to wire dependency components and define bean classes.  Utilized PostgreSQL and MySQL with Hibernate, SQLAlchemy and Django ORM resulting in a 10% decrease in development time and improved overall performance.  Implemented AWS cloud services to deploy and scale applications, resulting in a 30% reduction in server costs and a 25% improvement in application uptime and utilized Kubernetes using Amazon EKS for container orchestration, allowing for seamless scaling and loading balancing.  Developed and implemented large-scale, real-time data visualizations using D3.js, Highcharts.js, and Tableau.  Environment: Python, Django, FastAPI, SQLAlchemy, Java, Spring Boot, Hibernate, Golang, Gin, Swagger, Angular, Vue, Nuxt, SEO, SSR, SSG, D3.js, Highcharts.js, Tableau, XML, Kubernetes, Amazon EKS, AWS

• Full Stack Engineer · EVASIVE MOTOSPORTS09-01-2014 – 07-01-2018

  Dramatically improved the User Experience for over 10,000 users by optimizing client code and refactoring an MVC web app with jQuery to React and Redux Toolkit.  Translated more than 30 wire framed designs into a rich, responsive and pixel-perfect webpage using React.  Developed a real-time communication app for the staff of a company using Laravel, MySQL, EasyRTC.  Utilized CodeIgniter and MySQL to develop and maintain backend APIs, resulting in a 25% improvement in application stability and a 45% reduction in API response time.  Became adept at working with version control systems, such as Git, to manage code changes, maintain version history, and collaborate with other developers efficiently  Environment: JavaScript, jQuery, React, Redux, Redux Toolkit, PHP, Laravel, MySQL, EasyRTC, Rest APIs, Git

Education

• University of California, BerkeleyBachelor's degree, Computer Science

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