Hard Skills

- Backend Development: Java, Kotlin, Python, Node.js

- API Development & Management: REST, GraphQL, gRPC

- Blockchain & DeFi: Solidity, Ethereum, Hyperledger Fabric

- Cloud Platforms: AWS, GCP, Azure

- Data Management: PostgreSQL, MongoDB, Redis

- Fintech Protocols: ISO 20022, PCI DSS Compliance

- Cybersecurity & Encryption: TLS, AES, OAuth2

- CI/CD & Automation: Jenkins, GitLab CI, Terraform

- Data Analysis & ML: Pandas, Scikit-learn, TensorFlow

Soft Skills

- Problem Solving & Critical Thinking

- Agile/Scrum Methodology

- Cross-team Collaboration

- Technical Leadership & Mentoring

- Strong Communication Skills

- Innovation & Adaptability

*FinNova Technologies | San Francisco, CA*

June 2022 – Present

- Led the development of a blockchain-based payment settlement platform that reduced transaction times by 35% and increased security through smart contract automation.

- Designed and implemented a scalable API gateway interfacing between legacy banking systems and modern mobile wallets, achieving 99.99% uptime.

- Collaborated with data scientists to integrate ML models for real-time fraud detection, decreasing false positives by 20%.

- Mentored 4 junior engineers, fostering a culture of continuous learning and code quality.

*Software Engineer – Payments & Blockchain*

*SecurePay Solutions | New York, NY*

March 2018 – May 2022

- Developed microservices architecture for high-volume transaction processing supporting over $2B daily volume.

- Implemented end-to-end encryption and compliance frameworks for secure cross-border payments (PCI DSS, ISO 20022).

- Contributed to the design of a DeFi lending protocol on Ethereum, enabling users to earn yield on digital assets in a compliant environment.

- Automated deployment pipelines, reducing manual intervention and deployment times by 50%.

*Junior Software Developer – Fintech Applications*

*AlphaFin Corp | Boston, MA*

January 2016 – February 2018

- Assisted in building APIs for client onboarding portals adhering to KYC/AML regulations.

- Created dashboards and data-reporting tools to monitor compliance metrics and transaction flows.

- Participated in security audits and code reviews to ensure adherence to financial industry standards.

**Bachelor of Science in Computer Science**

University of California, Berkeley

Graduated: 2015

- Certified Blockchain Developer™ – Blockchain Council (2023)

- AWS Certified Solutions Architect – Associate (2022)

- Certified ScrumMaster (CSM) (2021)

Real-time Cryptocurrency Trading Bot

- Developed an AI-powered trading engine using Python and TensorFlow that analyzes market data and automates trading decisions across multiple exchanges, achieving a 15% monthly ROI while maintaining risk controls.

Digital Identity Verification Platform

- Architected a decentralized digital identity verification system using Hyperledger Fabric and biometrics, streamlining onboarding for high-net-worth clients and reducing verification time by 60%.

Payment Gateway Compliance Suite

- Built a comprehensive suite of microservices ensuring compliance with PCI DSS and ISO 20022, integrated with third-party AML/KYC services, facilitating seamless cross-border transactions for a banking client.

- **Languages:** Java, Kotlin, Python, Solidity, JavaScript

- **Frameworks:** Spring Boot, Express.js, React

- **Blockchain:** Ethereum, Hyperledger Fabric, Polkadot

- **Cloud:** AWS Lambda, GCP Kubernetes, Azure Functions

- **Databases:** PostgreSQL, MongoDB, Redis

- **Others:** Docker, Kubernetes, Jenkins, Terraform, Grafana

- English (Native)

- Spanish (Professional Working Proficiency)

```