Backend Engineer & Technical Leader

Specialized in scalable systems architecture and technical leadership

8+
Years of experience
25+
Projects led
40%
Performance improvement
98%
Platform uptime

Expertise

Over 8 years designing and building backend systems that support thousands of concurrent users, with focus on scalability, performance and code quality.

Systems Architecture

  • •Design of modular and decoupled systems
  • •Architectures supporting +15K concurrent users
  • •Performance optimization (p99 <180ms)
  • •Distributed systems and microservices

Backend Development

  • •NestJS, Node.js, TypeScript
  • •RESTful and GraphQL APIs
  • •SQL query optimization
  • •Strategic caching with Redis
  • •Service integration and webhooks

Infrastructure & DevOps

  • •AWS (EC2, S3, CloudFront, ECR, EB)
  • •Automated CI/CD pipelines
  • •Docker and containerization
  • •Monitoring and observability
  • •Database management (PostgreSQL, MySQL)

Technical Leadership

  • •Leading teams of 5+ developers
  • •Establishing code standards
  • •Code reviews and mentoring
  • •Technical architecture and decision making
  • •Continuous process improvement

Experience

Fersa Technologies

Technical Leader / Full Stack Developer

2020 - 2026
  • •Led 25+ projects for government, retail, education and manufacturing sectors
  • •Designed modular architectures in NestJS with +15,000 concurrent users
  • •Implemented CI/CD pipelines reducing delivery times by 40%
  • •Managed teams of 5+ developers applying Scrum and SOLID principles

Web Point

Full Stack PHP Developer

2018 - 2020
  • •Enterprise systems development in CakePHP 3/4
  • •AWS integration (S3, SES, EC2) for cloud solutions
  • •REST API implementation for payments with Conekta and WebHooks

Inowebs

.NET Developer

2017 - 2018
  • •CFDI 3.2 to 3.3 migration with corporate clients
  • •Tax error reduction of more than 30%
  • •SOAP/REST API development for invoicing and validation

Technologies

Backend

NestJSCakePHP 3/4Node.jsPython.NETLaravel

Cloud / DevOps

AWSDockerCI/CDCodePipelineECREBS3CloudFront

Databases

PostgreSQLMySQLSQL ServerPrismaRedis

AI / Automation

YOLOOpenCVPyTorchSeleniumOCRComputer Vision

Measurable Results

  • •Gamified educational architecture with p99 <180ms for +15,000 users
  • •OCR pipeline with >35% error reduction, processing <2 seconds
  • •Process optimization reducing delivery times by 40%
  • •Production platform uptime: 98%

Contact

Interested in collaborating or discussing technical opportunities.

Contact →