Project: Database Migration
Description: Coordinated the migration from self-managed MongoDB to MongoDB Atlas, partnering with cross-functional teams to ensure a smooth transition. Developed a reversible rollout plan to mitigate risks and avoid one-way doors, ensuring business continuity throughout the migration process.
Skills: MongoDB Migration Planning CI/CD Database Migration Zero-Downtime Deployment Rollback Strategy Leadership Cross-Team Collaboration

Project: API Consistency & Data Integrity Initiative
Description: Identified critical inefficiencies in API design and cross-service communication, including data integrity issues and vulnerability to race conditions. Secured leadership buy-in for a new architectural approach and guided the team through design and implementation, providing technical direction and mentorship throughout the project. This work resolved data integrity issues, improved consistency, and significantly reduced API request latency.
Skills: Microservices API Design System Design Leadership Mentorship gRPC GraphQL MongoDB

Project: Rapid Experimentation Enablement Initiative
Description: Led a cross-team initiative to optimize the inference bootstrap process for machine learning models. Analyzed existing workflows, identified bottlenecks, and implemented improvements in processes, tooling, and platform integrations. Collaborated with multiple platform teams to ensure alignment and successful execution. Reduced bootstrap time from 28 days to just 5 days, enabling rapid experimentation and accelerating delivery of new model iterations.
Skills: Leadership Cross-Team Collaboration Planning & Estimation Process Improvement AI/ML Java Python Kubernetes Apache Spark Apache Kafka Amazon Web Services (AWS) Bash

Project: Cost Savings Initiatives
Description: Proactively identified significant cost-saving opportunities and secured leadership buy-in for multiple targeted initiatives, including both quarter-long and multi-year programs. Led and guided engineers throughout the process, collaborating closely with product, cross-functional, and vendor teams to design technical solutions and migration plans. Provided technical direction, mentorship, and oversight to ensure successful execution. These overall cost-reduction initiatives were estimated to deliver over $4M in annual savings through resource rightsizing, storage optimization, and improved allocation strategies, with several projects still in progress.
Skills: Cost Optimization (FinOps) Leadership Cross-Team Collaboration Migration Planning Resource Management Financial Analysis Amazon Web Services (AWS) Google Cloud Platform (GCP)

Project: CloudFormation StackSets & AWS Organizations Integration
Description: Designed and led the integration of AWS Organizations with CloudFormation StackSets, enabling centralized, secure management of resources across multiple AWS accounts. Collaborated with other product and cross-functional teams (Organizations, IAM, Security) to architect and deliver a scalable solution, ensuring seamless rollout and compliance with security best practices.
Skills: Leadership Planning & Estimation Security Threat Modeling System Design Distributed Systems Infrastructure as Code AWS CloudFormation AWS Organizations IAM Java DynamoDB

Project: Incident Response Automation
Description: Created an automated incident response application that integrates with multiple internal services, aggregates diagnostics, and provides a unified view for incident responders. This tool has significantly reduced the time to diagnose the problem and improved the efficiency of incident management.
Skills: Leadership Amazon Web Services (AWS) Automation Incident Response Runbooks Orchestration Event-Driven Architecture Java AWS Lambda Amazon SNS Amazon SQS DynamoDB

Project: CI/CD Migration
Description: Led a team to transition from a legacy deployment process to a modern CI/CD pipeline, doubling the frequency of deployments while eliminating deployment-related incidents. This migration improved the team's ability to deliver features rapidly and reliably.
Skills: Leadership Cross-Team Collaboration Planning & Estimation CI/CD Testing Release Automation Deployment Pipelines Ruby

Project: Operational Observability
Description: Proactively identified inefficiencies in operational practices and led initiatives to enhance observability. Introduced new metrics, dashboards, and alarms, and improved logging libraries and log search tooling, raising the operational bar and enabling faster issue resolution.
Skills: Leadership Observability (Metrics, Logging, Tracing, Dashboards, SLOs) Operational Excellence Alerting Amazon CloudWatch

Project: Security Guardian
Description: Acted as the security guardian for the team, conducting threat modeling sessions, identifying potential vulnerabilities, and implementing best practices to enhance the security posture of our services. Collaborated with the security team to ensure compliance with organizational security standards.
Skills: Leadership Security Threat Modeling Vulnerability Assessment Secure Coding Practices

Project: Organization Enablement & Learning
Description: Organized more then 10 technical talks with internal and external speakers, and delivered over 6 learning sessions myself. Converted complex technical topics into easy-to-understand documentation, skeleton projects and quick start scripts, accelerating the adoption of new technologies across the organization.
Skills: Leadership Mentorship Cross-Team Collaboration Communication Knowledge Sharing Technical Writing Developer Enablement Training

Project: Fintuity
Description: Led a team of engineers to develop a SaaS platform for investors and financial advisors targeting the UK market. Collaborated with the product owner to define the roadmap, prioritize features, and drive the project from initial planning through successful launch. Oversaw architecture, code reviews, and delivery milestones, ensuring high quality and timely releases. Enabled seamless integration with financial data providers and regulatory compliance.
Skills: Leadership Stakeholder Management Software Architecture Java Spring Boot PostgreSQL REST APIs OpenAPI (Swagger) Amazon Web Services (AWS) Angular Docker SaaS

Project: Giro
Description: Led a team of engineers to develop a loan management application tailored for the Mexican market. Collaborated closely with the product manager to define requirements, architect the solution, and plan sprints. Delivered features on schedule while maintaining high code quality through rigorous reviews and mentoring. Oversaw integration with payment providers and ensured compliance with local regulations.
Skills: Leadership Stakeholder Management Planning & Estimation Java Spring Boot jOOQ PostgreSQL REST APIs OpenAPI (Swagger) Amazon Web Services (AWS) Angular Docker

Project: Eurogroshi
Description: Addressed a critical performance bottleneck in a legacy application that was impacting client operations. Redesigned database interactions and schema, migrated to a modern technology stack, and deployed on Google Cloud Platform, resulting in improved maintainability, scalability, and reliability. Established best practices for application deployment, eliminating downtime. Led integration efforts with multiple payment service providers.
Skills: Technical Leadership Software Architecture Java Spring Boot PostgreSQL REST APIs OpenAPI (Swagger) Google Cloud Platform (GCP) Docker Performance Optimization Zero-Downtime Deployment Cloud Migration

Project: Staffing Desk
Description: Developed a web application to enhance resource planning and project staffing processes. Designed and implemented advanced filtering capabilities, significantly improving performance and reducing operational costs. Upgraded the notification system, integrated with multiple internal company platforms, and led safe data migration from legacy systems. Collaborated closely with product management and technical leadership to deliver features on schedule and ensure a successful product launch.
Skills: Cross-Team Collaboration Planning & Estimation Java Spring Boot PostgreSQL REST APIs OpenAPI (Swagger) Elasticsearch Amazon Web Services (AWS) Apache Kafka Docker Data Migration

Project: Mirapolis LMS
Description: Delivered new features for a SaaS Learning Management System (LMS) by partnering closely with product managers and technical leads. Proactively identified and resolved critical platform issues, including memory leaks and system crashes, ensuring high system reliability. Enhanced test security for SCORM-based assessment solution to prevent fraud. Led successful integrations of the LMS with enterprise identity management systems for major technology and infrastructure clients.
Skills: Collaboration Java Spring Framework Hibernate Web APIs (REST, SOAP) PostgreSQL Apache Tomcat Apache Maven SCORM Reliability Engineering Performance Troubleshooting Enterprise Integration

Project: Oracle IDM / IBM Tivoli
Description: Integrated enterprise Identity Management solutions (Oracle IDM and IBM Tivoli) into clients’ internal ecosystems, implementing integrations across their internal systems and services. Engagements included top 10 banks and oil companies. Acted as a full‑stack engineer across UI and backend components.
Skills: Collaboration Java JEE Oracle ADF HTML JavaScript Oracle Database DB2 WebLogic Web APIs (SOAP) Identity Management SSO Enterprise Integration