Bernardo Pérez Chaparro
Hermosillo
Summary
Technical professional with proven track record in guiding development teams through complex projects. Known for driving impactful results and fostering collaborative team environment. Reliable and adaptable, ensuring project goals are met while leveraging technical expertise and strategic thinking.
Overview
16
16
years of professional experience
Work History
Full Stack Tech Lead & Fullstack Lead Developer
Improving
11.2020 - Current
- Led full-stack development and maintenance for a high-traffic nearshore e-commerce platform serving US clients, driving new feature development and resolving critical client-reported issues.
- Managed a complex, production-grade microservices architecture operating on Google Cloud Platform (GCP), deployed via Kubernetes with 30+ pods per service.
- Provided advanced technical leadership across the PHP, React, and Golang stack; served as the primary technical contact and Delivery Owner for the client project.
- Mentored and onboarded new hires and supported talent acquisition by conducting technical interviews, significantly accelerating team skill development.
- Managed CI/CD pipelines using GitHub Actions and integrated critical third-party APIs (e.g., Stripe, Shippo, Launchdarkly).
- Successfully transitioned to a Fullstack Lead Developer role for a new client (Feb 2025), specializing in React, NodeJS, Prisma ORM, tRPC, and Zod.
Co-Founder & Lead Developer
Aseenti
07.2015 - 06.2021
- Co-founded an IT startup and served as Lead Developer, overseeing all technical strategy and infrastructure for projects financed by international organizations (FAO, FIDA, OIRSA).
- Led the development and implementation of 4 key agricultural technology projects for the Agriculture’s Sanity and Protection Institute (IPSA).
- Developed complex platforms and mobile applications (using Android SDK) for phytosanitary surveillance and good farming practices on coffee and cacao crops.
- Oversaw full technical infrastructure, including mounting and maintaining web servers, MySQL DBMS, and version control, ensuring smooth deployment in client production environments.
- Key Stack: PHP5 (Codeigniter), MySQL, Android SDK, HTML5, JavaScript (jQuery).
Principal Software Developer & Data Systems Specialist
Comité Estatal de Sanidad Vegetal de Sonora (CESAVESON)
05.2009 - 11.2020
- Spearheaded the design and full-stack development of public and private web systems (siafeson.com, cesaveson.com) focused on plant health preservation and food safety at state, national, and international levels.
- Developed high-impact product traceability systems, including the Wheat Export Logbook System (since 2013), which annually controls the export process across multiple phases per the SADER protocol.
- Designed and coded native mobile applications (Android SDK) for field data collection, integrating geographic and spatial positioning (XML, KML) to ensure high data quality and accuracy called SIMs which stills on production at the present time (2025).
- Engineered robust data management routines to control, store, and process continuous data feeds from a network of automated meteorological stations.
- Secured and executed technology agreements and project scopes through organizational collaborations with international bodies like OIRSA and the United States Department of Agriculture (USDA).
- Key Technologies: PHP, C#, Android SDK, MySQL, SQL Server, MATLAB, Bash.
Education
Computer Systems Engineering - Computer And Information Systems
Instituto Tecnológico De Hermosillo
Hermosillo, Sonora, MexicoSkills
- Agile methodology
- Issue investigation
- Performance optimization
- Test-driven development
- Fullstack development
- PHP / Node
- Javascript / Typescript
- MySQL/PostgreSQL
Timeline
Full Stack Tech Lead & Fullstack Lead Developer
Improving
11.2020 - Current
Co-Founder & Lead Developer
Aseenti
07.2015 - 06.2021
Principal Software Developer & Data Systems Specialist
Comité Estatal de Sanidad Vegetal de Sonora (CESAVESON)
05.2009 - 11.2020
Computer Systems Engineering - Computer And Information Systems
Instituto Tecnológico De Hermosillo