DuoCoder

Wanna pick up a new language without relearning code basics?

18 Alternatives To DuoCoder

AlgoExpert

A better way to prep for tech interviews
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CodeCombat

Learn programming with a multiplayer live coding strategy game.

Coderbyte

Coderbyte is a place built for anyone to practice and perfect their programming skills.

Codewars

Achieve code mastery through challenge.

Coursera

Build skills with courses, certificates, and degrees online from world-class universities and companies

Geektastic

Geektastic is a platform that manages peer reviewed code challenges supported by a community of qualified software engineers.
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Halite Programming Challenge

Halite is an artificial intelligence programming challenge.

InterviewBit

Learn and Practice on almost all coding interview questions asked historically and get referred to the best tech companies

LeetCode

Practice and level up your development skills and prepare for technical interviews.

MockRabbit

Practice the mock interview using the MockRabbit app, assess your readiness and get your dream job.

Project Euler

Project Euler is a series of challenging mathematical/computer programming problems that will…

Robocode

Robocode is a programming game where the goal is to code a robot battle tank to compete against…

Spoj

Sphere Online Judge created for the coders’ community to train, to learn and to make progress.

Startup Jobs

All startup jobs in one place. Check out 10,000s of jobs at the fastest growing startups around the world.

TalScale

get the right candidates on open positions faster on TalScale…

The AI Games

Challenge people worldwide by coding bots in awesome games.
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Udacity

Join Udacity to learn the latest in Deep Learning, Machine Learning, Web Development & more, with Nanodegree programs & free online courses.
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Wonderlic

Wonderlic offers pre-employment tests and student selection assessments.