Senior Full-Stack Developer with SECRET Clearance

MARIJA (Maria) HOLCOMB

Full Stack Application Developer

Salt Lake City, UT

Email: ********@***.*** Phone: 858-***-****

Active SECRET Clearance

PROFESSIONAL SUMMARY

Full Stack Developer with strong experience building modern, user-facing web applications using React, TypeScript, JavaScript, Python, and Java. Proven ability to deliver features quickly in Agile environments, integrate REST APIs, optimize performance, and collaborate with cross-functional teams. Skilled in AWS, SQL databases, and full SDLC delivery from requirements to deployment. Highly responsive, detail-oriented, and comfortable owning functionality endtoend.

CORE SKILLS

Frontend: React, TypeScript, JavaScript, Angular 16/18/20, Tailwind CSS, HTML/CSS

Backend: Python, Java, REST APIs, JUnit, Node.js

Databases: PostgreSQL, SQL Server, Oracle, MySQL, MongoDB

Cloud/DevOps: AWS, Docker, Jenkins, Git/GitHub/GitLab

Tools: Postman, Jira, Confluence, Jest, ETL, Apache NiFi

Additional: Agile/Scrum, CI/CD, AI-assisted development tools (ChatGPT, Grok, TenjinGPT)

PROFESSIONAL EXPERIENCE

Senior Systems Engineer / Full Stack Developer

SAIC Remote (San Diego, CA Salt Lake City, UT)

2020 – Present

Built, maintained, and enhanced user-facing web applications using TypeScript and Angular; implemented reusable UI components and performance improvements.

Developed backend automation and ETL workflows using Python and Apache NiFi, integrating with PostgreSQL to improve data accessibility.

Designed and consumed REST APIs, connecting frontend components to backend services.

Led a major upgrade of an enterprise web application from AngularJS Angular 20, resolving dependency issues and ensuring smooth deployment on Tomcat.

Implemented secure authentication logic and resolved Fortify security vulnerabilities including SSRF.

Created comprehensive Jest unit tests, significantly improving code quality and reducing regression issues.

Contributed to AWS GovCloud migration planning (S3, RDS, Glue).

Facilitated Agile ceremonies as Scrum Master, driving sprint execution and team productivity.

Systems Engineer

SAIC San Diego, CA

2019 – 2020

Built interactive dashboard for visualizing data lineage across flight data processing pipeline using modern JavaScript frameworks.

Gathered business requirements and translated them into technical solutions with rapid turnaround.

Business Intelligence Developer

ERT Remote

2016 – 2019

Developed analytic dashboards using JavaScript, SQL, and Logi Analytics for clinical trial reporting.

Integrated REST APIs and improved SQL performance to sub10 ms on large datasets.

Led migration from IIS to Apache Tomcat with AWS-ready configurations.

Data Analyst

Tufts Medical Center Boston, MA

2015 – 2016

Built executive dashboards and managed MySQL data workflows.

Served as REDCap SME and developed secure data access policies.

Earlier Experience (Condensed)

MUFG Union Bank — Full Stack Java Developer

Union Bank of California — Java Developer

St. Bernard Software — Software Developer

(Key contributions: Java backend development, SQL optimization, ETL processes, reporting automation)

EDUCATION

B.S. Computer Science & Engineering

University of California San Diego

CERTIFICATIONS

Oracle Database SQL Certified Associate

AWS Cloud Practitioner (In Progress)

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