Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Senior Backend Engineer with 9+ years of experience owning production systems across TypeScript, Node.js, PostgreSQL, REST APIs, AWS, and distributed cloud architectures. Experienced designing scalable backend services, secure authentication workflows, third‑party integrations, and asynchronous processing for SaaS platforms, collaborating cross-functionally to improve performance, reliability, security, and operational risk from architecture through deployment.…Senior Backend Engineer with 9+ years of experience owning production systems across TypeScript, Node.js, PostgreSQL, REST APIs, AWS, and distributed cloud architectures. Experienced designing scalable backend services, secure authentication workflows, third‑party integrations, and asynchronous processing for SaaS platforms, collaborating cross-functionally to improve performance, reliability, security, and operational risk from architecture through deployment.

Franco Garay

Software Engineer, Back-End Developer, Full Stack Developer, +3





Senior Backend Engineer with 9+ years of experience owning production systems across TypeScript, Node.js, PostgreSQL, REST APIs, AWS, and distributed cloud architectures. Experienced designing scalable backend services, secure authentication workflows, third‑party integrations, and asynchronous processing for SaaS platforms, collaborating cross-functionally to improve performance, reliability, security, and operational risk from architecture through deployment.…Senior Backend Engineer with 9+ years of experience owning production systems across TypeScript, Node.js, PostgreSQL, REST APIs, AWS, and distributed cloud architectures. Experienced designing scalable backend services, secure authentication workflows, third‑party integrations, and asynchronous processing for SaaS platforms, collaborating cross-functionally to improve performance, reliability, security, and operational risk from architecture through deployment.

Available to hire

Senior Backend Engineer with 9+ years of experience owning production systems across TypeScript, Node.js, PostgreSQL, REST APIs, AWS, and distributed cloud architectures.

Experienced designing scalable backend services, secure authentication workflows, third‑party integrations, and asynchronous processing for SaaS platforms, collaborating cross-functionally to improve performance, reliability, security, and operational risk from architecture through deployment.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Advanced

English

Advanced

Work Experience

Senior Software Engineer at Hyperlocology

April 1, 2023 - June 1, 2026

Architected and led development of a multi-location campaign orchestration platform enabling franchise brands to launch and manage thousands of localized ad campaigns across Google, Facebook and programmatic channels. Designed a multi-tenant backend for campaign execution, budget distribution and performance tracking, including scalable data partitioning. Built event-driven pipelines for scheduling and analytics ingestion, reducing processing latency by 33%. Implemented geospatial targeting services for dynamic audience segmentation. Developed real-time analytics dashboards with React/TypeScript and integrated Google Ads and Meta Ads APIs using resilient retry/fallback mechanisms. Delivered AI-powered marketing automation (OpenAI/Claude) for ad copy generation and budget recommendations using RAG grounded in historical campaign performance, improving CTR by 18%. Automated localized ad variation generation, improving relevance scores by 22% and reducing manual content effort by 60%. Imp

Software Engineer at Bombieri

November 1, 2020 - March 1, 2023

Designed and built an event-driven real-time courier tracking and dispatch system handling thousands of concurrent connections for live order tracking, courier assignment and predictive delivery time estimation. Implemented Node.js and Redis Pub/Sub architecture for tracking and dispatch workflows. Built microservices for orders, payments, logistics and notifications with clear domain separation and API contracts. Optimized PostgreSQL geospatial queries, improving delivery assignment speed and location search performance by 31%. Developed dispatch algorithms based on proximity and workload balancing. Built predictive delivery/preparation-time estimation models integrated into merchant dashboards, reducing delivery time by 24%. Implemented secure payment processing workflows and event-driven financial and payout services to reduce reconciliation errors. Improved scalability and reliability using AWS auto-scaling and traffic-based capacity tuning, reducing costs by 26%. Led incident resp

Full Stack Developer at Rootstrap

May 1, 2017 - October 1, 2020

Contributed to a fintech lending platform processing thousands of loan applications monthly, integrating Plaid, Experian and Stripe APIs to automate verification, funding and payment workflows. Developed and maintained backend services with Ruby on Rails, Node.js and PostgreSQL supporting underwriting, loan servicing and repayment processing. Built React-based dashboards for borrower account management including balances, schedules, transaction history and activity. Created reusable React components for financial visualization such as amortization charts and payment calendars. Optimized PostgreSQL queries and indexing, reducing report generation times by 30% and improving performance during peak load. Implemented AWS-based document processing pipelines for secure validation of sensitive compliance documents. Added automated tests with RSpec and Jest, helping reduce production bugs by 25% over 18 months. Collaborated with product managers and designers in an Agile environment to refine