A
Andres Romo
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Senior Backend Engineer
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Résumé
Jobs
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Senior Platform Engineer1KosmosOct 2024 - Jun 2025 (9 months)Identity security & authentication platformTech: Go, WebSockets, MongoDB, LDAP, Docker, Clean Architecture• Developed a secure Active Directory sync agent, cutting sync runtime from 1 hour → 20 minutes.• Designed encrypted WebSocket protocol with heartbeat/pagination for 500k+ user syncs.• Enabled resumable sync logic, modular scripts, and real-time attribute mapping.• Delivered enterprise-ready architecture with robust logging, error handling, and monitoring.- LIndependent ConsultantLedgerFiAug 2024 - Current (1 year 9 months)Comprehensive SaaS platform for financial automation and intelligenceTech: Go, PostgreSQL, Redis, RabbitMQ, WebSockets, Docker, Heroku, QuickBooks API, Plaid API, AWS S3, OpenAI/LLM SDKs, Kong API GatewayKey Contributions:• Architected and migrated the full backend platform from Ditoffi to LedgerFi, designing a robust Go microservices architecture (API layer, background workers, Al services).• Implemented AI/ML document intelligence and transaction classification, including: Ο LLM-based semantic classification for bills, invoices, receipts, and financial documents. Ο Automatic file naming, vendor extraction, and routing to correct S3 folders. Ο Embedding-based similarity search for document deduplication and vendor matching.• Developed a
- Application Developer IVEvidenDec 2023 - Oct 2024 (11 months)Tech: Go, SQL, Docker, Azure, Clean Architecture• Built Pocket Guide, a dynamic training platform for The Home Depot, integrating interactive learning modules.• Developed gamified trivia & to-do list systems for employee training and task prioritization.
- SSoftware EngineerStori (Unicorn Fintech)May 2022 - Oct 2023 (1 year 6 months)Tech: Go, AWS ECS/Lambda/S3, PostgreSQL, Python, Terraform, K8s• Created referral reward engine and gamified quest platform, boosting retention +10%.• Built ECS-based banner platform with caching for real-time personalized content delivery.• Automated PDF contract processing pipeline with Lambda & S3.• Promoted Go best practices and standardized clean architecture across teams.
- Golang EngineerGlobantAug 2021 - Sep 2023 (2 years 2 months)Clients: Skillz, 2K Games, SalesforceTech: Go, gRPC, AWS, GCP, PostgreSQL, MySQL, Jenkins• Migrated microservices from Groovy/Java → Go, improving performance +30%.• Delivered matchmaking & session lifecycle services for 2K Games.• Built secure token-based auth system for Salesforce, integrated with Coveo.
- Senior Backend DeveloperFamosos.comJan 2021 - Jul 2021 (7 months)(Independent Consultant)Tech: Go, MongoDB, AWS• Designed a fraud detection service with Seon.io, cutting abuse rates.• Built multi-gateway payments system (PayPal, Dlocal, Ebanx).
- TGolang DeveloperTechbridgeMay 2019 - Jul 2021 (2 years 3 months)Tech: Go, PostgreSQL, Bigtable, Vue.js, GCP, Docker• Built HIPAA-compliant microservices for healthcare forms, surveys, and telehealth.• Developed real-time doctor-patient workflows, improving engagement +15%.
- YFull Stack EngineerYapsiSep 2016 - May 2019 (2 years 9 months)Tech: Node.js, Go, React Native, Firebase, MongoDB, AWS• Built & maintained 3 mobile apps: QR payments, price comparison, soccer news platform.
- Developer InternCoparmex JaliscoApr 2014 - Sep 2016 (2 years 6 months)Tech: Delphi, MySQL• Built internal admin modules and automated workflows.
Education
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- Bachelor's in Information & Communication TechnologiesUniversidad Tecnológica de JaliscoJan 2012 - Jan 2016 (4 years 1 month)