Venkata Sai Krishna Nasina
Summary
Results-driven Full Stack Developer with 4+ years of professional experience developing modern web applications and enterprise solutions using React.js, Node.js, Express.js, MySQL, JavaScript, HTML5, and CSS3. Proven expertise in REST API development, database management, secure authentication systems, cloud-based deployments, and scalable
application architecture. Experienced in Salesforce Administration and business process automation, with a strong track record of delivering reliable, secure, and user-focused solutions. Adept at working in Agile environments,collaborating with cross-functional teams, and transforming business requirements into high-quality software products.
Overview
6
6
years of professional experience
Work History
Full Stack Engineer
Cortracker360
07.2025 - Current
- Designed and developed responsive web applications using React.js, HTML5, CSS3, JavaScript, Node.js, Express.js, and MySQL.
- Built RESTful APIs to facilitate seamless communication between frontend and backend systems.
- Developed and optimized MySQL database schemas, queries, and stored procedures.
- Implemented secure authentication and authorization using JWT, Sessions, bcrypt, and role-based access controls.
- Integrated third-party APIs and services to extend application functionality.
- Developed reusable React components to improve development efficiency and maintainability.
- Collaborated with stakeholders and development teams to deliver scalable software solutions.
- Tested, debugged, and maintained applications to improve security, performance, and reliability.
- Implemented file upload, email verification, password reset, and user account management features.
- Participated in the complete software development lifecycle, including development, testing, deployment, and maintenance.
- Texas, United States | Remote
Software Engineer
Horizon IT, Inc.
05.2024 - 07.2025
- Developed and maintained scalable full-stack web applications using React.js, Node.js, Express.js, and MySQL.
- Designed and implemented RESTful APIs supporting web and mobile application functionality.
- Built responsive and user-friendly interfaces using React.js, HTML5, CSS3, and JavaScript.
- Developed database schemas and optimized SQL queries for improved system performance.
- Implemented authentication and authorization mechanisms using JWT, Sessions, and RBAC.
- Integrated payment gateways, email services, cloud storage solutions, and third-party APIs.
- Participated in application architecture discussions and contributed to technical design decisions.
- Identified and resolved software defects, security vulnerabilities, and performance bottlenecks.
- Developed file upload and document management modules with secure access controls.
- Worked within Agile development teams and participated in sprint planning and release cycles.
- Texas, United States | Hybrid
Salesforce Administrator
Appistoki Group
01.2020 - 07.2022
- Managed and maintained Salesforce CRM environments, ensuring system reliability, security, and data integrity.
- Configured Salesforce objects, fields, page layouts, validation rules, workflows, and approval processes.
- Managed user accounts, profiles, roles, permission sets, and security configurations.
- Streamlined business processes through automation using Flow Builder, Process Builder, and Workflow Rules, improving operational efficiency.
- Partnered with stakeholders to gather requirements and implement Salesforce enhancements, aligning system capabilities with business needs.
- Developed reports and dashboards that enhanced visibility into business operations and informed executive decision-making.
- Supported business users by troubleshooting Salesforce issues and resolving support requests.
- Monitored data quality and maintained governance standards across CRM data.
- Integrated Salesforce with third-party business applications and services.
- Created custom objects, formula fields, validation rules, and Lightning page configurations.
- Conducted user training sessions and provided ongoing support to improve system adoption.
- Participated in Agile development processes and project delivery activities.
- Bengaluru, India | Remote
Education
Master of Science - Data Science
Saint Peter's University
Jersey City, NJ05-2024
Bachelor of Science - Computer Science And Engineering
Mahendra Institutions
Salem,India05-2020
Skills
- JavaScript (ES6) and HTML5
- CSS3 and responsive design
- Reactjs and Bootstrap
- Nodejs and Expressjs
- RESTful APIs and WebSockets
- API integration
- MySQL and JWT authentication
- Session authentication
- Access control
- Git and GitHub
- Postman and VS Code
- Data visualization
- Agile practices
- SDLC principles
Projects
- Notes Management Application, React.js, Node.js, Express.js, MySQL, JWT, Developed a full-stack notes management application with secure user authentication., Implemented CRUD operations for creating, updating, deleting, and managing notes., Added category-based organization and search functionality., Implemented file attachment uploads with image preview capabilities., Developed responsive dashboards for efficient note management., Integrated secure backend APIs and MySQL database storage.
- Secure JWT Authentication System, Node.js, Express.js, MySQL, JWT, bcrypt, Built a secure authentication and authorization platform for web applications., Developed user registration, login, logout, and profile management features., Implemented password hashing using bcrypt and JWT-based authentication., Added email verification and password reset workflows., Utilized HTTP-only cookies and secure authentication practices to protect user data.
- Real-Time Chat Application, Node.js, Socket.IO, WebSockets, MySQL, Developed a one-to-one real-time messaging application using WebSockets., Implemented online user tracking and instant message delivery., Designed backend services to manage active user connections., Integrated MySQL for message history and user data storage., Built responsive user interfaces to provide a seamless messaging experience.
Timeline
Full Stack Engineer
Cortracker360
07.2025 - Current
Software Engineer
Horizon IT, Inc.
05.2024 - 07.2025
Salesforce Administrator
Appistoki Group
01.2020 - 07.2022
Master of Science - Data Science
Saint Peter's University
Bachelor of Science - Computer Science And Engineering
Mahendra Institutions