Cesar Tenemaza

Provided senior full‑stack consultancy for a US retail-hardware client, delivering feature updates and add-ons using Java 21 and React within a CI/CD Scrum pipeline.

Developed core fintech features and microservices for banking clients (Santander, BNP), implementing Java 17/Kafka-based services on AWS and ensuring delivery within Scrum.

Built Java solutions to migrate legacy systems to serverless architecture and implemented AWS Lambda functions to process transactions for a produce-distribution client.

Developed REST APIs and core features for Royal Caribbean, applying SOLID principles and CI/CD with Jenkins to deliver microservices-based solutions.

Led backend development for migration services handling 9M users, served as short-term Tech Lead for a 5‑member team, and delivered platform solutions using Ruby and Java 17 tech stacks.

Implemented services and new functionalities for banking processes (Mutualista Pichincha) to improve insurance contracting, credit workflows, BPM and internal reporting.

Implemented a referral system connecting citizens to government services, improving access to medical attention in underserved city areas and streamlining inter-agency workflows.

Developed in-house credit rating verification solutions for banking clients (Equifax), improving data validation and processing for credit assessments.

Improved communication between clients and IT regarding bug fixes and internal web service components, streamlining updates and reducing resolution friction across the IT area.

Implemented core banking updates and client-specific requirements for Latin American banks, improving system functionality and client compliance during tenure.

Bachelor of Science in Computer Engineering completed in April 2016, focusing on software engineering principles and systems development.