Toolliyo

Learn. Practice. Get hired.

Tutorials, coding practice, company DSA sheets, and career tools — built for working developers who want offers, not just courses.

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Or jump into coding practice
8,773+ Coding problems
66+ Company DSA sheets
67+ Developer tools
5374+ Tutorials
3,700+ Interview Q&A
30-day free trial on paid plans
Everything on Toolliyo

One map of the whole platform

Pick a pillar — every major product on the site, linked and ready.

Practice

Coding hub

8,773+ problems, contests, streaks, leaderboards, and roadmaps with auto-judge.

150 DSA Interview · Contests · Progress Companies

Company DSA

66+ sheets — Google, Amazon, TCS, Adobe & more.

 Interview

DSA Interview 150

Curated patterns hiring managers expect.

 Academy

Free tutorials

5374+ courses across .NET, cloud, frontend, DSA & AI.

 Career

Job-ready AI tools

Mock interviews, ATS resume, LinkedIn & job tracker.

 Tools

Developer utilities

67+ free tools — JSON, PDF, fake data, SEO.

 Live

Training & bootcamps

Instructor-led programs with certificates.

 1:1

Mentorship

Interview prep & career guidance.

 Agency

Build & grow

Web, mobile, ecommerce, SEO & custom software.
Code & interview

Practice until offers land

Auto-judge problems, company sheets, contests, and daily streaks — built for technical interviews.

Open coding practice
DSA Interview 150 Full sheet with auto-judge
Company-wise DSA 66+ companies
Coding roadmaps Blind 75, .NET 50 & more
Contests Compete & climb
Leaderboard See top solvers
Interview Q&A 3,700+ by stack
Practice exams Timed MCQ drills
My progress Streaks & solved set
Academy

Learn with structured paths

Free tutorials, visual roadmaps, learning paths, and project builds — from fresher to architect.

Browse academy
Developer learning online
  • ASP.NET Core, Web API, MVC, Blazor, EF Core
  • Microservices, cloud, frontend & AI tracks
  • Syllabus pages, next/prev lessons, search
  • 100+ visual developer roadmaps
Roadmaps Learning paths Search IT & AI news
.NET & C#
Frontend
Cloud
Database
DSA
AI & ML
Career hub

Get job-ready with AI

Polish your story, practice interviews, and track applications — all in one place.

Open career hub
AI mock interviewDetailed feedback reports
ChatGPT coachesBy technology stack
ATS rewriterBeat resume filters
Resume builderClean, modern layouts
LinkedIn optimizerProfile that gets noticed
Cover letterTailored in minutes
Job trackerKanban for applications
Public portfolioCerts & learning badges
ReferralsShare & earn
Developer tools

Ship faster with 67+ utilities

Formatters, converters, PDF, fake data, security encoding & SEO — free in the browser.

Explore all tools
JSON & data Format, validate, convert
Fake & mock Users, emails, UUIDs
PDF tools Merge & convert locally
HTML & CSS Formatters & playgrounds
Image tools Resize, convert, optimize
Security Hash, encode, JWT
SEO tools Checkers & meta helpers
Design & UI Colors, CSS generators
Programs

Go deeper with guided learning

Live training, ebooks, quizzes with certificates, bootcamps, and 1:1 mentorship.

Live training

Multi-week certification courses with projects & placement support.

View catalog

Ebooks

Architecture-level guides — not fluff tutorials.

Browse library

Quizzes & certs

Timed assessments with verifiable certificates.

Take a quiz

Bootcamps

Sunday masterclass series & live workshops.

See programs

Featured ebooks

View all
React 19 for Developers, Engineers & Architects Beginner INR 399
React 19 for Developers, Engineers & Architects

Master React 19 from beginner to architect level with this comp...
Advanced dotnet developers prepare basic interview Intermediate Free
Advanced dotnet developers prepare basic interview

Most .NET developers prepare the same set of interview questions.

Classes, interfaces, de...
100 .NET Interview Questions & Answers Intermediate INR 49
100 .NET Interview Questions & Answers

After years of working with .NET and preparing for interviews, I noticed that most candidates str...
Mentorship

1:1 with Sandeep Pal

Interview prep, career guidance, and architecture reviews.

Mentor hub Our team
Community

Stay sharp with the ecosystem

Articles, discussions, polls, and tech news — keep learning beyond courses.

Blog Guides & engineering notes
Forum Ask & help others
Polls Community pulse checks
IT & AI news Hacker News for builders
Agency services

Design, build & grow

Need a product team? Web, mobile, ecommerce, AI, hosting, SEO, PPC & custom LMS.

All services
Web Design Web Development Ecommerce Mobile Apps AI Solutions Marketing SEO PPC SMO Cloud & DevOps Custom Software LMS / EdTech CRM Bazaar Get a quote
Simple path

How Toolliyo works

Three steps from first lesson to interview-ready.

01

Learn

Pick tutorials, roadmaps, or a live training program in your stack.

02

Practice

Solve coding problems, company DSA sheets, quizzes, and mock interviews.

03

Get hired

Ship a portfolio, polish your resume, track jobs, and earn certificates.

Simple pricing

Start free. Upgrade when you need more.

Free tier for tutorials & tools. 30-day trial on paid plans — member discounts on ebooks, training & more.

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Toolliyo

Ready when you are

Create a free account and start with academy, coding practice, or career tools today.

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