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The people behind Exercism
Track Mentors

Track Mentors

Our mentors are the human element behind Exercism, providing empathetic feedback on learners' solutions

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Quan Nguyen

Clojurian, [Red]ucer

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Elena Parovyshnaia

Do respect Kotlin for been concise, expressive and for addressing most of the developer's everyday needs in such an elegant way.

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Daniel Brice

I use Haskell at work because it allows me to rapidly deliver easily-maintainable applications with a high degree of confidence in their correctness.

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Andy An

I use JavaScript (React) at work and did Java, Python, PHP in the past. I'm always excited to learn and help!

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Guillaume Diallo-Mulliez

I am a mobile applications developer. Coming from the React Native universe, I am now working with and loving Flutter and Dart to build mobile applications.

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Sherwood Nelson

I am very interested in the theory of OS. Most OS kernels were written in C, for example, the Linux kernel. I would like to teach beginners programming in C, because C uses a large number of low-level concepts that every programmer should know.

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Lucas Souto

I love python and is the main programming language that I use in everyday, it's easy and beautiful language. I want to help everyone write more pythonic codes!

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Khiman Louer

Go is a beautiful language with an amazing community. I use it everyday working as a freelance developer for many clients.

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Haruya Shida

Originally a .NET developer. Now a big Go lover for its simplicity.

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Vedant Shetty

Geek at heart who loves solving complex problems and creating clean, easy to use applications

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Raoul R. Wadhwa

A medical student who enjoys using R for open science.

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Thomas Pucci

I work as a lead developer in a mobile-app startup. I come from the React-Native world and started to learn more about Android development. I discovered Kotlin and love this modern langage!

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Lucas Barbosa

Full-time passionate Clojure developer. Spare time Clojure evangelist. Programming since 2012. Teaching is the best way to learn!

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Nathan Burgess

I started programming back in 1995 and have used a variety of languages since then. Currently I'm a CTO for a political technology startup annd working heavily with React.

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Johan Berg

I have been writing C code professionally since 2014. Interested in low-level stuff.

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Jonathan Whittle

I'm a self-taught, full-stack developer based in Kentucky building front-end SPA's with React. Side projects in Vue and Express. B.A. in Philosophy, M.Div, working on a doctorate in Ancient Near Eastern Languages.

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Kurt Tamulonis

As I learned Ruby I wished for a mentor. Becoming one has been profoundly fulfilling.

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Matt Parsons

I taught myself Haskell in college as a mindbending exercise, and I've been using it professionally ever since. I love helping people learn the language, from beginners to industrial professionals!

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Kinyanjui Wangonya

Wired in.

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Nate Mallison

A big JavaScript fan. I learned a lot here on my way to my first developer position and I look forward to helping others learn as well.

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Daniel Allen

I love Python for it's simplicity and elegance. Readability counts!

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Jim Miller

I have worked with a wide assortment of technologies and languages over the last 20 years. I caught the FP bug through Scala in early 2015 which I've been using professional since then.

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Simona Ziauke

I am using Python for personal projects. Python seems to be providing powerful solutions that are simple to understand.

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Luis Rojas

Front End Developer with over 7 years of experience. Working remotely from Costa Rica.

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Eli Flanagan

I'm a software developer chasing my curiosity. I've been learning Rust to better understand computing and write secure, performant software.

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Pranas Ziaukas

As a mathematician, data and software engineer I enjoy coding in Python. Also, I appreciate clean and concise solutions under all circumstances.

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Dušan Tadić

I'm an iOS developer using Swift since version 2.0. I'm a fan of Swift for its power and approachability.

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Pavan Raga

I am a master's student, with 5+ years of past software development experience. Happy to help!

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Nithin Reddy

An avid believer of the Feynman technique. Currently a professional trying to learn Rust and also teach it at the same time.

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Aaron Kuehler

80% Scientist, 20% Artist. Theorist and Practitioner.

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Daria Golub

I am a software developer, with the main focus on Java. Clean code, proper tests, best practices ♥.

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Rishikanth Chandrasekaran

I am currently a PhD Student in CSE at University of California - San Diego. My interests are in Machine Learning & Embedded Systems. I love programming in C. It was the first language I learnt. I work a lot in systems and hence write a lot of firmware code in C. I've started using Python as well for ML applications. Outside of research I enjoy reading and outdoor activities.

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Jan Groth

Coming from a Java background, I gave up not loving Python about 3 years ago. Today, it's by far my favorite language.

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Nordwin Hoff

I am developper working with java and javascript every day. I love to learn new things and share it with people around me. I believe in team work, well designed code and simple things to make coding a fun experience.

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Doug Schrag

A Perl programmer for several decades, I am now promoting Perl 6 for the same reason. It's a full toolkit for solving almost any problem. I've learned quite a few things, let's learn some more together!

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Nirupam Sharma

I am a prosessinal Data Scientist and for me python is like a Gennie. My mind thinks and python brings it to life.

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Leo Kiiski

I build Ruby on Rails backends professionally. Ruby is my main language, and I really enjoy its expressiveness. I'd like to learn Haskell and Rust, and get better at shell scripting

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Dagmar Timmreck

JS - or better ES6 - is my main language at work. I am a mathematician by training, sing in a semi-professional choir and am a mother of three.

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Jeffrey Bian

I am a software architect building platforms for 3D renderings and eCommerce. Python 2 is my day to day language but I also work with Python 3 on my side projects. I am hoping to share my knowledge with people!

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Bibin Venugopal

Working as ruby on rail(RoR)s last 4 years (I recommend to have a look at RoR when learning Ruby). I have total 8+ years in software development. I always believe sharing knowledge is a beautiful concept, exercism is perfect place to learn and share your knowledge.