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Jean Jacques
From Brazil 10:54 PM (GMT-03:00)
$40/hr or $72,000/yr

Active 2 hours ago


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Senior Full-Stack Engineer

Full-Stack Engineer
Available for hire
Years of experience
7+ years
Experience level
Senior
Available for
Full-time, Part-time, Contract
Available from
30 Jun 2026
Download Resume / CV

Senior full-stack engineer with 7+ years building high-performance systems in C# .NET and Angular. At BTG Pactual, one of Latin America's largest investment banks. I own architectural decisions on systems processing millions of financial transactions daily.

Key results: prevented a $55M financial exposure, cut architecture costs by 44%, improved message throughput by 40%. AWS certified (AI Practitioner, Advanced Developer).

Currently building a production NL-to-SQL orchestration layer with LLM tooling. Looking for remote contract or full-time roles with US/EU companies.

Employment History

Senior Software Engineer at BTG Pactual Current 2021 - Now
Architectural decisions and full-stack development on critical financial systems. Prevented $55M financial exposure, reduced architecture costs 44%, improved throughput 40%. Stack: C# .NET 8, Angular 17, AWS, PostgreSQL, Kubernetes.
Full-Stack Engineer at Freelance 2019 - 2021
Web apps and integrations using React, TypeScript, and Google Sheets APIs. Built a scheduling system for a medical mentorship company.

Education

Tecnólogo, Database Technology at Estácio Current 2025 - Now
Associate of Arts, Computer Science at Palm Beach State College 2016 - 2018