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Gustavo

Gustavo

Verified in Software Engineering

Senior Backend / Platform Engineer

Dominican Republic
Total Experience: 13 years
PythonDjangoCeleryPostgreSQLAWSDockerRESTful APIsDistributed SystemsJavaScript

Summary

Backend expert specialising in scalable Python/Django SaaS systems, multi-tenant architectures, and asynchronous data pipelines. Strong background in REST APIs, Celery, PostgreSQL, and AWS to deliver high-performance and resilient cloud systems.

Experience Highlights

Full-Stack Developer

2023 - 2026

Prokurio, 3y 2m

Built a core financial planning engine and rule-based decision workflows from scratch using a scalable multi-tenant architecture, robust asynchronous Celery pipelines, and enterprise OIDC authentication with Django, Python, PostgreSQL, and AWS.

Python Engineer

2021 - 2022

BairesDev / Newsela, 11m

Optimised high-volume data synchronisation pipelines handling millions of records and enhanced LTI 1.3 compliance with secure OAuth/JWT authentication utilising Django, Python, MySQL, and Docker.

Software Developer Team Lead

2020 - 2021

Encore Repair Services, 1y 1m

Managed stable deployment environments on AWS and introduced secure fingerprint-based device matching workflows utilising Python, Django, MySQL, and cloud infrastructure.

Full-Stack Developer

2017 - 2020

Encore Repair Services, 3y 8m

Designed REST APIs and internal device lifecycle management applications, decreasing APK deployment times by 80% using Django, Python, MySQL, C#/.NET, and AWS infrastructure.

Full-Stack Developer

2015 - 2017

Humano, 1y 7m

Contributed to core enterprise healthcare insurance and policy management web software utilising Java, Spring MVC, Hibernate, and JavaScript to optimise system reliability.

Full-Stack Developer

2015

SII, 4m

Developed web and mobile internet banking features for accounts, currency conversions, and remote deposits using C#, ASP.NET MVC, MS SQL Server, and jQuery Mobile.

Full-Stack Developer

2013 - 2015

LABBS, 2y

Optimised long-running data migrations and report processing tasks from hours to minutes by building automated Windows services and stored procedures with ASP.NET MVC, C#, and MS SQL Server.