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Daniel Chambers

Backend Software Engineer

Backend Engineer with 5+ years of experience building and operating production microservices in Java and Python. Improved CI/CD throughput by 35 percent, enforced high automated test coverage standards, supported FedRAMP compliant releases, and led critical production incident resolution across distributed systems. Brings a reliability-first mindset shaped by prior USAF service.

Looking for backend or backend-leaning full-stack roles—see what I'm looking for.

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5+ Years Experience

785+ Tests Authored

20+ Modules Covered

90%+ Coverage Achieved

Skills & Tech Stack

Languages

Java Python JavaScript TypeScript SQL

Frameworks & APIs

Spring Boot Spring MVC Spring Framework FastAPI REST APIs Microservices

Build & CI/CD

Gradle GitHub Actions Azure DevOps CI/CD Automation

Cloud & Infrastructure

AWS EC2 S3 Lambda CloudFront Containerized Microservices

Testing

JUnit 4/5 JaCoCo Automated Testing Report Portal

Monitoring & Security

DataDog Snyk AI-Assisted Tooling

Databases

PostgreSQL SQL Server Oracle SQLAlchemy

Collaboration

GitHub Jira

Enterprise Highlights

Test Coverage Initiative

Self-driven initiative to raise unit test coverage across a large-scale, modular enterprise search platform. Authored 785+ new unit tests across 20+ independently deployable gateway modules in under 6 weeks, the #1 test contributor by a wide margin. Raised module-level coverage from as low as ~22% to 80–98%.

            Java
            JUnit 4/5
            JaCoCo
            Spring Boot
          

Production Hotfixes & Dependency Remediation

Owned and drove multiple high-priority production hotfix cycles across a multi-module Java platform. Identified and resolved a systemic CI/CD template issue affecting all 16 modules. Led the commons-lang 2.6 to 3 migration, tracing transitive dependency chains through internal libraries and coordinating with upstream teams.

            Java
            Gradle
            GitHub Actions
            AWS
            DataDog
          

Push-Based Alerts: V2 Endpoint & Audit System

Designed and built a new V2 REST endpoint for an alert management module with full pipeline integration. Implemented three new alert audit types for granular DataDog logging. Achieved an estimated 80% performance improvement through endpoint refactoring. Added 23+ targeted unit tests and resolved race conditions that only manifested in CI runners.

            Java
            Spring Boot
            REST APIs
            JUnit 5
            DataDog
          

Featured Projects

OmniTrackr

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Full-stack tracking platform with production-style backend architecture, secure auth flows, and clean API design.

FastAPIPostgreSQLJWTSQLAlchemy

Price Watchdogs

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SaaS pricing monitor that detects meaningful plan changes and alerts users before their bills increase.

FastAPINext.jsTypeScriptDocker

Nebula

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Discord bot managing 12+ locally hosted game servers via AMP API with dynamic command generation.

Pythondiscord.pyAMP APIaiohttp

This Portfolio

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Static site deployed to AWS with CloudFront CDN, GitHub Actions CI/CD, custom domain, and SEO optimization.

AWS S3CloudFrontGitHub Actions