Backend Engineering by JHON REYNOSOBackend Engineering by JHON REYNOSO
Backend EngineeringJHON REYNOSO
I specialize in delivering end-to-end backend solutions that power high-performance web and mobile applications. With over 7 years of experience working with global companies across multiple industries, I have collaborated with multifunctional teams around the world to design and implement scalable, reliable, and maintainable backend architectures. My expertise in .NET Core, Node.js, and other backend technologies ensures seamless integration, robust APIs, and efficient database management.
From enterprise-level systems to startup applications, I’ve tackled complex challenges, ensuring performance, security, and maintainability are at the core of every solution. My background includes working in Agile environments, contributing to cross-functional teams, and leveraging cloud platforms to optimize deployments and scalability.

What's included

High-Performance Backend Development Service
- Fully functional, high-performance backend or microservices architecture. - Clean, maintainable, and scalable codebase with best practices. - API development and integration with third-party services. - Database design and optimization for performance and scalability. - Comprehensive unit and integration testing with quality assurance reports. - Continuous integration and deployment (CI/CD) pipelines setup. - Post-launch monitoring and support. - Detailed technical documentation and API documentation. - Ongoing maintenance and updates (optional).
Documentation and Knowledge Transfer
- In-depth System Architecture Documentation: Detailed diagrams and explanations of the backend system, including services, databases, and communication protocols. - API Documentation: Interactive and up-to-date API documentation using tools like Swagger or Postman. - Developer Guides: Step-by-step guides for developers on how to extend or modify the backend system, including code comments and best practices. - Deployment Instructions: Clear instructions for deploying the application or microservices, including environment configurations and setup scripts.
Developer Support and Access
- Access to Source Code Repository: Provide access to the Git repository for version control and collaboration. - Training Sessions: Offer training for in-house developers to get up to speed with the backend architecture, development practices, and codebase. - Code Reviews and Pair Programming: Participate in periodic code reviews and offer pair programming sessions to improve code quality and foster knowledge sharing.
FAQs
I have expertise in .NET Core, Node.js, and cloud platforms like AWS and Azure. I also use modern tools and frameworks such as RxJS, Entity Framework, and SQL/NoSQL databases to deliver scalable, reliable solutions.
Absolutely. I am well-versed in Agile methodologies, ensuring transparent communication, iterative development, and timely delivery. I thrive in collaborative environments with cross-functional teams.
Yes! I am equally skilled at building new systems from scratch and modernizing or optimizing existing legacy systems to meet current business needs.
I utilize tools like Slack, Microsoft Teams, and Jira for real-time communication and project tracking. With my experience in remote collaboration, I ensure clear and consistent updates, maintaining alignment with the team and project goals.
I’ve worked in a wide range of industries, including finance, logistics, healthcare, and technology startups, bringing a deep understanding of diverse business needs
Contact for pricing
Schedule a call
Tags
C#
GraphQL
NestJS
.NET
Node.js
Backend Engineer
Fullstack Engineer
Service provided by
JHON REYNOSO Santo Domingo Este, Dominican Republic
3
Followers
Backend EngineeringJHON REYNOSO
Contact for pricing
Schedule a call
Tags
C#
GraphQL
NestJS
.NET
Node.js
Backend Engineer
Fullstack Engineer
I specialize in delivering end-to-end backend solutions that power high-performance web and mobile applications. With over 7 years of experience working with global companies across multiple industries, I have collaborated with multifunctional teams around the world to design and implement scalable, reliable, and maintainable backend architectures. My expertise in .NET Core, Node.js, and other backend technologies ensures seamless integration, robust APIs, and efficient database management.
From enterprise-level systems to startup applications, I’ve tackled complex challenges, ensuring performance, security, and maintainability are at the core of every solution. My background includes working in Agile environments, contributing to cross-functional teams, and leveraging cloud platforms to optimize deployments and scalability.

What's included

High-Performance Backend Development Service
- Fully functional, high-performance backend or microservices architecture. - Clean, maintainable, and scalable codebase with best practices. - API development and integration with third-party services. - Database design and optimization for performance and scalability. - Comprehensive unit and integration testing with quality assurance reports. - Continuous integration and deployment (CI/CD) pipelines setup. - Post-launch monitoring and support. - Detailed technical documentation and API documentation. - Ongoing maintenance and updates (optional).
Documentation and Knowledge Transfer
- In-depth System Architecture Documentation: Detailed diagrams and explanations of the backend system, including services, databases, and communication protocols. - API Documentation: Interactive and up-to-date API documentation using tools like Swagger or Postman. - Developer Guides: Step-by-step guides for developers on how to extend or modify the backend system, including code comments and best practices. - Deployment Instructions: Clear instructions for deploying the application or microservices, including environment configurations and setup scripts.
Developer Support and Access
- Access to Source Code Repository: Provide access to the Git repository for version control and collaboration. - Training Sessions: Offer training for in-house developers to get up to speed with the backend architecture, development practices, and codebase. - Code Reviews and Pair Programming: Participate in periodic code reviews and offer pair programming sessions to improve code quality and foster knowledge sharing.
FAQs
I have expertise in .NET Core, Node.js, and cloud platforms like AWS and Azure. I also use modern tools and frameworks such as RxJS, Entity Framework, and SQL/NoSQL databases to deliver scalable, reliable solutions.
Absolutely. I am well-versed in Agile methodologies, ensuring transparent communication, iterative development, and timely delivery. I thrive in collaborative environments with cross-functional teams.
Yes! I am equally skilled at building new systems from scratch and modernizing or optimizing existing legacy systems to meet current business needs.
I utilize tools like Slack, Microsoft Teams, and Jira for real-time communication and project tracking. With my experience in remote collaboration, I ensure clear and consistent updates, maintaining alignment with the team and project goals.
I’ve worked in a wide range of industries, including finance, logistics, healthcare, and technology startups, bringing a deep understanding of diverse business needs
Contact for pricing