Scouting report
Veteran Java/Kotlin dev — fintech & OCA study guide
assessed from open-source footprint
Nathaniel has the deepest tenure here (12.8yr, 32 followers) and the most-followed profile in the batch, with a popular OCA Java 8 study guide (14★) and a Smart Finance web client. Backend-heavy (51%) across Java/Kotlin with a StackOverflow Developer Story. The big caveat is a 96% abandonment rate and 54% forks — his recent original output is light, so weigh experience against current momentum.
Authorship & open source
What they build
Industry experience
- Education & EdTech
- E-commerce & Retail
Signal breakdown
32
top repo 14
23
54% forks
32
12.8 yr
3
Active
96% stale
Strengths
- Verified author — wrote 100% of commits on contact-challenge
- 13 merged pull requests
- Ships to production — 3 live demos
- Backend focus with Mobile
- Domain experience in Education & EdTech & E-commerce & Retail
- Core stack: Java, Kotlin, HTML, TypeScript
About
Skills
- Java
- Kotlin
- HTML
- TypeScript
- JavaScript
- Jupyter
- Github Config
Featured work
Oca Java8 Guide
Practice and Important facts from OCA 8 Book - selikoff
- Java
by Nathaniel Calderon
Sf Web Client
Smart Finance Web Client
- Java
by Nathaniel Calderon
Java Virtual Machine Troubleshooting
Oracle MOOC: Java Virtual Machine Troubleshooting
- Java
by Nathaniel Calderon
sfweb
sfweb
- Kotlin
by Nathaniel Calderon
Smart Finance
This is an app that allows you to manage your money wisely
- Java
by Nathaniel Calderon
sgea
Sistema de Gestión Educativa y Aprendizaje (SGEA)
- Java
by Nathaniel Calderon