Backend Developer

Salim Vazquez Solis

Building robust, scalable backend systems with 5+ years of experience in distributed systems and cloud architecture.

About Me

Backend Developer with a passion for scalable systems

I'm Salim Vazquez Solis, a seasoned backend developer with over 5 years of experience building high-performance, scalable systems for startups and enterprise clients.

With a strong foundation in computer science and a deep understanding of distributed systems, I've successfully led teams to deliver complex backend solutions that handle millions of requests daily.

I'm passionate about clean code, performance optimization, and implementing best practices for security and reliability.

5+
Years Experience
13+
Projects Completed
5+
Companies Worked With
15+
Satisfied Clients
Node.jsPythonJavaPhpGoLaravelDjangoExpressDockerKubernetesMongoDBPostgreSQLMySQLRedisVueReactFlutterRESTful APIs

Backend Development

Building robust APIs and services that scale.

Database Design

Optimizing data storage and management data.

Cloud Architecture

Designing scalable infrastructure on AWS, GCP, and Azure.

Security

Implementing robust security practices and protocols.

Technical Achievements

Proven track record of delivering high-impact solutions and optimizations across various technical domains.

Query Performance Optimization

Optimized critical database queries in a high-traffic financial system

Reduced average query execution time from 20s to 2s, improving overall system response by 90%

PostgreSQLRedisQuery Optimization

Microservices Architecture

Led the migration from monolithic to microservices architecture

Reduced deployment time by 75% and improved system reliability by 99.9%

Node.jsDockerKubernetesAWS

API Gateway Implementation

Developed centralized API gateway for microservices

Reduced API response time by 60% and implemented rate limiting reducing server load by 40%

Node.jsRedisNginx

Security Enhancement

Implemented comprehensive security measures

Achieved SOC2 compliance and reduced security incidents by 95%

OAuth2JWTEncryptionSecurity Auditing

Currently Exploring

Spring BootNext.jsGraphQLKafkaTerraformgRPC

Work Experience

Over 5 years of experience in the industry building scalable backend systems and leading development teams.

Backend Developer

Sept. 2023 - Present
ASC EducationCancun, Quintana Roo, Mexico (Remote)

Responsible for the development and maintenance of backend services using Go and PostgreSQL for educational products across Latin America. Collaborating closely with teams to meet technical and functional client requirements.

Achievements:

  • Designed and implemented scalable Go APIs for educational services handling millions of daily requests.
  • Optimized SQL queries, improving database performance by 30%.
  • Led team for product development and migration to microservices architecture.
  • Implemented CI/CD pipelines and deployment automation.

Technologies Used:

GoPostgreSQLREST APIGitMicroservicesDockerRedis

Middle Backend Developer

Aug. 2022 - Oct. 2022
Fusible Agencia DigitalQuerétaro, Mexico (Remote)

Freelance Backend Developer

Oct. 2021 - Feb. 2022
Fondo de Ahorro Magisterial Sección 7Tuxtla Gutiérrez, Chiapas, Mexico

Freelance Full Stack Developer

Apr. 2021 - Sept. 2021
DIF CEDECOOcosingo, Chiapas, Mexico

Backend Developer Jr

Aug. 2020 - Mar. 2021
ZelikoreSeattle, WA, United States (Remote)

Freelance Full Stack Developer

Mar. 2020 - Aug. 2020
Materiales OcosingoOcosingo, Chiapas, Mexico

Jr Software Developer

Feb. 2019 - Mar. 2020
PROTON DEVSTuxtla Gutiérrez, Chiapas, Mexico

Co-Founder and CEO

2022 - Present
ProgravitaRemote

Certifications

Professional certifications that validate my expertise in various technologies and platforms.

Ingeniería en Desarrollo de Software
Universidad Politécnica de Chiapas

Ingeniería en Desarrollo de Software

Issued: 2018-2021

Credential ID:

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Scrum Certified
SCRUMStudy

Scrum Certified

Issued: January 2022

Credential ID: 895047

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MongoDB
MongoDB University

MongoDB

Issued: Febrero 2025

Credential ID: MDB7ffhdpw6ol

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Get In Touch

Have a project in mind or interested in working together? Feel free to reach out!

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