Diego Moraes

Solutions Architect | Tech Lead | AI, Data & Cloud | Web & Mobile

Professional Summary

Focused on return on investment (ROI) and systemic efficiency, I turn complex problems into scalable, high-performance technology solutions. With over 15 years of experience and a solid academic background, I tackle challenges across web, mobile, backend, data engineering, artificial intelligence, and cloud ecosystems. I am deeply committed to high-quality, on-time delivery and have a proven track record of driving operational efficiency.

Experience

Founder, Senior Software Engineer & Consultant

Jan 2019 - Present
OnTimeStack • Brazil

Turning vision into performance. Delivering high-quality digital products leveraging the latest in the technology ecosystem.

Software Engineer

Jun 2025 - Present
AIQ.com • United States
  • GenAI-Driven Time-to-Market Acceleration: Designed and delivered a RAG-based Slack chatbot MVP in one month, leveraging LlamaIndex and OpenAI API to transform technical documentation into a self-service tool, reducing internal support overhead.
  • Analytics Infrastructure Modernization: Leading strategic migration of ETL pipelines from Amazon Redshift to Google BigQuery, establishing a scalable data foundation that reduces insight latency for business decision-making.
  • Post-M&A Revenue Continuity: Ensuring stability of the Terpli plugin throughout post-acquisition technology integration, mitigating operational risks and maintaining user base retention.

VP of Technology & Engineering

Apr 2024 - Jun 2025
Terpli • United States
  • Strategic Leadership and Ownership: Exercised full ownership of Frontend and Analytics initiatives, aligning technical vision with company growth and financial sustainability objectives.
  • Data-Driven Decision Making: Developed critical ETL pipelines powering executive dashboards, enabling leadership to make decisions grounded in real performance and usage data.
  • B2B Retention Metrics Protection: Ensured integrity of e-commerce event tracking — a vital metric for conversion calculations that underpins the value proposition for B2B clients.

Software Engineer

Oct 2021 - Apr 2024
Terpli • United States
  • Platform Scalability and Migration: Executed product transition to Web using Flutter, consolidating the technology stack and expanding the solution's market reach.
  • Non-Intrusive Tracking Engineering: Developed cross-platform tracking solution via monkey patching, enabling seamless integration with diverse e-commerce architectures without requiring client-side development effort.
  • Experimentation Culture: Implemented the platform's A/B testing framework, institutionalizing a metrics-driven product evolution approach through controlled experimentation.

Flutter Developer

Aug 2021 - Mar 2022
Sciensa • Brazil
  • Mission-Critical Financial Architecture: Contributed to Magnum Bank and Genial Investimentos development, ensuring high-quality code delivery in a regulated, high-complexity environment.
  • Ensured high-quality code delivery in a regulated, high-complexity environment.

Software Engineer

Mar 2021 - Aug 2021
ioasys • Brazil
  • Strategic Project Recovery: Identified missing backend as the primary blocker in CVC's Check-in project and proactively assumed solution design to prevent launch delays.
  • Delivery Acceleration via Architecture: Designed and developed a Node.js/NestJS backend using Clean Architecture, resulting in immediate velocity gains and improved maintainability for the team.

Software Engineer

Aug 2019 - Mar 2021
SocialBase • Brazil
  • High-Impact Operational Efficiency (95%): Executed critical refactoring of the web chat (Vue.js/Firestore) that dramatically reduced I/O operations, generating 95% savings in direct operational costs.
  • Time-to-Value in New Products: Led MVP development of a corporate social network launched in one month, plus delivered the mobile chat version within six months.
  • Purpose-Driven Innovation: Implemented accessibility features for visually impaired users on own initiative, expanding digital inclusion during a critical period of social isolation.

Java Developer

Mar 2019 - Aug 2019
Predictus • Brazil
  • Technology Portfolio Optimization: Led refactoring of web scraping bot architecture, implementing a parameterized system that reduced the application portfolio by 75% and dramatically simplified maintenance.
  • Data Intelligence Automation: Developed a document pattern recognition solution via OpenCV, increasing accuracy and speed in automated data processing.

.NET Developer

Jun 2018 - Mar 2019
Knewin • Brazil
  • Legacy Systems Stabilization: Assumed ownership of a critical ecosystem of 30 undocumented microservices, using reverse engineering and observability to stabilize operations.
  • Global Compliance and Governance: Led product compliance with LGPD/GDPR standards and managed technical approvals with Meta (Facebook) under strict deadlines, ensuring continuity of mission-critical data integrations.

Full Stack Developer

Jul 2017 - May 2018
TechLead IT Solutions • Brazil
  • Government Systems Modernization: Contributed to building the first PJe-integrated system in Pará, using Java and Angular to digitize complex legal processes.
  • Business Intelligence Foundation: Implemented ETL workflows and analytics dashboards (Oracle/Qlik), developing the ability to translate technical data into actionable business insights.

Software Engineer / Manager

May 2013 - Jul 2017
FADESP • Brazil
  • Integration Efficiency (92%): Developed a generic REST converter that reduced SOAP integration costs by 92%, modernizing communication between legacy systems.
  • Engineering Leadership and Governance: As Development Manager, led 20+ developers and implemented the institution's first staging environment, elevating deployment maturity and reliability.
  • Legacy Systems and Data Performance: Maintained critical ecosystems (VB6), deepening Oracle Database expertise through direct collaboration with senior DBAs to ensure stability and data integrity at scale.

Business Analyst

Oct 2012 - May 2013
Hospital Porto Dias • Brazil
  • Mission-Critical Crisis Management: Ensured operational continuity in high-criticality areas (ICU/Operating Room) during ERP Tasy go-live.
  • Migration Cost Reduction: Developed C# scripts for medical record migration, eliminating external consulting dependency and mitigating sensitive data loss risks.

.NET Developer

May 2012 - Oct 2012
Pronto • Brazil
  • Service Integration Architecture: Implemented REST APIs using ASP.NET MVC, establishing service-oriented architecture (SOA) patterns that enabled interoperability across distinct platforms and product scalability.

.NET Developer

Feb 2011 - May 2012
Companhia Docas do Pará • Brazil
  • Mission-Critical Systems Ownership: Assumed full responsibility for SCAP, a vital system for port operations, guaranteeing 100% operational availability under high-pressure and high-traffic scenarios.
  • Resilience and Business Continuity: Performed real-time production diagnostics and fixes, mitigating logistical disruption risks and stabilizing integration between the central database and field mobile devices.

Education

MBA in Project Management

2014 - 2016
Fundação Getulio Vargas (FGV)

Bachelor of Science (B.Sc.), Computer Science

2007 - 2013
CESUPA

Certifications

COBIT 4.1 Foundation

ITIL Foundation Certificate in IT Service Management

Oracle Certified Associate, Java SE 8 Programmer

Honors & Awards

Programming Marathon - 3rd Place

1st Brazilian Phase

1st Place with Buy2Help

Startup Competition

2nd Place Hackathon Conjove Experience

OnTimeStack

Microsoft Award - Bubas: The Hero of the World

Sustainability Management Simulator (XNA)

Skills & Technologies

Generative AI & RAG (LlamaIndex/OpenAI)Computer Vision (OpenCV)Data Engineering (BigQuery/Snowflake/Redshift)Cloud Architecture (GCP/AWS)System Design & ScalabilityTechnical LeadershipPythonNode.jsReact & TypeScriptFlutter (Mobile/Web)DevOps & CI/CDStrategic PlanningReverse Engineering & DecompilationWeb Scraping & Automation

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