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03person behind the repos

about

a full-stack developer from chennai who builds across the stack and is growing toward understanding, building, and running serious software end to end.

portrait
mr

years coding

6+

shipped projects

4

coffee/day

3

based in

chennai

identity

maarcus reniero l

full-stack developer from chennai building range across product, systems, tooling, and the craft behind maintainable software.

base

chennai, india

current

developer 1 - software engineering

mode

focused builds and long-term systems

stack pref

typescript, react, node, postgres

chennai, india

i am maarcus reniero l, a 22-year-old full-stack developer working as developer 1 - software engineering at ust healthproof.

my long-term dream is to run an it firm end to end, so i keep building range: frontend craft, backend architecture, product decisions, dev tooling, and the operational habits that make software easier to maintain.

operating principles

04 rules
01

build enough of the stack to understand the tradeoffs, not just the task

02

keep interfaces quiet, fast, and useful for repeat visits

03

turn side projects into proof of how i think

04

stay curious across code, systems, design, music, films, anime, and travel

timeline

how i got here

2020

100 days of code in python

2021

100 days of web development

2023

networking foundations, ccna/ccnp practice, and first internship

2023

startup product work with next.js, strapi, prisma, and postgres

2024

freelance and internal product exposure across cms-heavy builds

2025

developer 1 role working with angular, java, spring, and mysql

away from the keyboard

what fills the rest

motorcycles

chasing sunsets on two wheels around chennai

guitar

learning slowly, playing badly, loving it anyway

anime & films

wong kar-wai, makoto shinkai, jjk, frieren

travel

hills over beaches, small towns over cities

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