Full Stack Developer Roadmap 2026: Six Stages With Exit Tests
A nine-month full stack developer roadmap: an exit test for every stage, free official docs, portfolio projects that stand out and how hiring really screens.
Writer
Ayushi Kulshreshta
AI Engineer
Noida, India
Retrieval-Augmented GenerationLangChainPythonMachine learning
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Ayushi is an AI engineer whose work centres on retrieval-augmented generation and LangChain applications. She spent close to three years as a software developer at VDB — Virtual Diamond Boutique, following a year as a research and development associate at Nokia in Bengaluru and a business analyst internship at CarDekho. She headed the Google Developer Student Club at Galgotias University and has contributed to open source through GirlScript Winter of Contributing. She holds CCNA, Cybersecurity Essentials and DevNet Associate certifications.
10 articles by Ayushi
Programming for Data Science: How Much Code Do You Really Need?
Programming for data science: how much SQL and Python you need, what reproducible code looks like, the notebook traps, and where AI assistants help or hurt.
Python Tuples: Unpacking, Dict Keys and the Trailing-Comma Trap
How to use Python tuples well: creating them, unpacking, using them as dict keys, named tuples, and the one-element and += gotchas that catch everybody.
Lists vs Tuples in Python: Differences and When to Use Each
Lists vs tuples in Python beyond 'one is mutable': the real differences in hashability, memory, safety and intent, plus a decision rule that works in practice.
Python Strings: F-Strings, Methods and the strip() Trap
Python strings in practice: f-strings, slicing, the methods worth memorising, why += loops slow down, and the encoding default that breaks scripts on Windows.
Regular Expressions in Python, Part 1: Syntax, Functions, Flags
Regular expressions in Python from the ground up: raw strings, core syntax, match vs search vs fullmatch, flags, and five mistakes that silently break patterns.
Advanced Python Regex: Groups, Lookarounds and Substitution (Part 2)
Advanced Python regex with tested output: named groups, lookarounds, re.sub with a function, and why a 24-character input made (a+)+$ run for 10 seconds.
Python Lambda Function: Where It Helps and When to Use def
A Python lambda function is a one-expression anonymous function. Learn where it helps (sort keys, callbacks), when def wins, and the loop bug it causes.
Python Functions: Writing User-Defined Functions Worth Reusing
How to write Python functions: arguments, defaults, *args and **kwargs, scope, type hints and docstrings, plus the mutable default bug everyone hits once.
Python Basics: Names, Collections, Control Flow and Comprehensions
Python basics with runnable examples: names and objects, lists, dicts and sets, control flow and comprehensions, plus the traps behind most beginner bugs.