Summary
Overview
Work History
Education
Skills
Timeline
Generic

Mayra Céspedes

Senior Backend Engineer
Manizales

Summary

Senior Backend Developer with over 15 years of experience, specializing in Ruby on Rails development and database administration. Proven track record in designing, building, and maintaining scalable backend systems across distributed teams. Passionate about delivering robust APIs and high-quality features using modern web technologies.


Overview

10
10
years of professional experience
2015
2015
years of post-secondary education
2
2
Languages

Work History

Senior Backend Developer - Contractor

Encora
07.2023 - Current
  • Development of internal/external APIs (Ruby on Rails, MySQL)
  • Development of new features for main application (Ruby on Rails monolith, React, MySQL, Sidekiq, ElasticSearch)
  • Maintenance and support of current functionalities (Ruby on Rails monolith, React, MySQL, Sidekiq, ElasticSearch)
  • Monitoring performance/error-logging applications (HoneyBadger, Sentry, Datadog, Kibana)

Senior Backend Developer - Contractor

Jobandtalent
07.2021 - 10.2022
  • Trained, coached, and supervised new staff members.
  • Supervised and delegated tasks to a team of 10 people.
  • Development of internal/external APIs (Ruby on Rails, PostgreSQL)
  • Maintenance and support of current functionalities (Ruby on Rails monolith, React, PostgreSQL)
  • Monitoring performance/error-logging applications (Rollbar, Datadog, Cloudwatch)

Ruby on Rails Developer - Contractor

AgilityFeat
07.2016 - 07.2021
  • Development of internal/external APIs (Ruby on Rails, Elixir/Phoenix)
  • Development of microservices (Ruby on Rails, PostgreSQL)
  • Unit testing (Rspec, Postman)
  • Maintenance and support of current functionalities (Ruby on Rails monolith, PostgreSQL)
  • Monitoring performance/error logging applications (New Relic, Bugsnag, Instana)

Systems Engineer - Mid level

IG Services (Intergrupo)
08.2015 - 06.2016
  • Development of a Web Portal with internal REST API for exposing information to mobile apps. Also, internal SOAP XML API for consuming information from SAP server. (Ruby on Rails monolith, Rspec, PostgreSQL)
  • Maintenance and support of current functionalities of the main application (PHP, JQuery, Javascript, Oracle)

Education

Master in Engineering - Systems Engineering

Universidad del Valle
Cali, Colombia

Systems Engineering - undefined

Universidad del Valle
Cali, Colombia

Skills

API integration

Test-driven development

RESTful API design

Code refactoring

Git version control

Deployment automation

Experience with API documentation

Experience with cloud platforms

Performance optimization techniques

Experience with continuous integration

Timeline

Senior Backend Developer - Contractor

Encora
07.2023 - Current

Senior Backend Developer - Contractor

Jobandtalent
07.2021 - 10.2022

Ruby on Rails Developer - Contractor

AgilityFeat
07.2016 - 07.2021

Systems Engineer - Mid level

IG Services (Intergrupo)
08.2015 - 06.2016

Systems Engineering - undefined

Universidad del Valle

Master in Engineering - Systems Engineering

Universidad del Valle
Mayra CéspedesSenior Backend Engineer