Anthony Costanzo
West New York,NJ
Summary
AWS Certified Software Engineer skilled in architecting and supporting enterprise applications with a focus on security and reliability. Expertise includes building scalable APIs, automating infrastructure, and enhancing application performance, complemented by ongoing studies for a Master’s in Data Science with a 4.0 GPA.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Software Engineer III
JPMorgan Chase
01.2026 - Current
- Resolved critical production issues, restoring stability for enterprise applications and minimizing downtime.
- Expanded automated unit and integration testing, reducing deployment risk and improving release reliability.
- Created API performance tests to ensure scalability and validate system stability.
- Designed and implemented role-based access controls for deployment APIs, improving security and audit compliance.
- Enhanced SQL schemas and API artifacts, strengthening governance and ownership controls.
Software Engineer II
JPMorgan Chase
01.2025 - 01.2026
- Upgraded enterprise applications to Java 21, Scala, Node.js, and Maven, reducing technical debt.
- Supported AWS migrations and blue/green deployments, improving release safety and deployment reliability.
- Maintained production support for critical applications while delivering technical presentations, facilitating knowledge sharing among engineering teams.
- Led segregation-of-duties audit remediation, enhancing security through implementation of enterprise access controls and entitlements.
Software Engineer I
JPMorgan Chase
01.2023 - 01.2025
- Migrated APIs to AWS API Gateway using Terraform and Swagger to improve security and lifecycle management.
- Built APIs to publish data into Databricks Delta Tables via AWS Lambda workflows, enhancing data accessibility and integration.
- Developed Node.js and Python automation scripts for MongoDB cleanup, reconciliation, and migration validation, streamlining data management processes.
- Increased JUnit test coverage to over 80%, improving software quality and reducing defects.
- Supported data center migrations while authoring technical documentation for internal clients, facilitating knowledge transfer and operational continuity.
Freelance Web Developer
01.2021 - 01.2022
- Developed and deployed client websites using React, Next.js, MongoDB, AWS, and SQL, enhancing user experience and functionality.
- Optimized SEO, configured hosting infrastructure, and built secure backend integrations to increase site visibility and performance.
- Developed responsive websites using HTML, CSS, and JavaScript frameworks.
- Collaborated with designers to create user-friendly interfaces and experiences.
- Implemented backend solutions using PHP and MySQL for dynamic content management.
Junior Developer Intern
Soft System Solutions and Consulting
01.2017 - 01.2020
- Contributed to web application development, SQL database updates, testing, and troubleshooting to enhance application functionality.
- Partnered with analysts and developers to address client needs and implement feature enhancements.
- Developed user-friendly web applications for diverse client needs.
- Collaborated with team members to troubleshoot software issues effectively.
- Participated in code reviews to ensure adherence to development standards.
Education
Master of Science - Data Science
Bellevue University
Bellevue, NE04-2027
Bachelor of Science - Computer Science
College of Staten Island
Staten Island, NY06-2022
Skills
- Java
- Python
- JavaScript
- SQL
- Spring Boot
- Nodejs
- Git
- CI/CD
- AWS
- Lambda
- API Gateway
- EC2
- S3
- Terraform
- Databricks
- ETL
- Delta Tables
- Data Pipelines
- MongoDB
- Bash
- Scala
- Maven
- Swagger
- JUnit
- Integration Testing
- API Testing
- Performance Testing
Certification
- AWS Certified Developer - Associate, 03/01/25 - 03/01/28
- Databricks Certified Data Engineer Associate, 10/01/23 - 10/01/25
- AWS Certified Solutions Architect - Associate, 10/01/24 - 10/01/27
Timeline
Software Engineer III
JPMorgan Chase
01.2026 - Current
Software Engineer II
JPMorgan Chase
01.2025 - 01.2026
Software Engineer I
JPMorgan Chase
01.2023 - 01.2025
Freelance Web Developer
01.2021 - 01.2022
Junior Developer Intern
Soft System Solutions and Consulting
01.2017 - 01.2020
Master of Science - Data Science
Bellevue University
Bachelor of Science - Computer Science
College of Staten Island