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Recently back on codementor, now I'm fulltime self-employed so I have time for clients again! Technical Lead, I love to teach and help others and actually this site really suits my spare time. I'll try keep my costs low so you guys can use me as much as you need. I can help with full projects, problem solving and mentoring. I am patient and do not discriminate, if you struggle with English that isn't a problem, I will try my best to help. Any age, gender or background you will be treated like all my other students. Languages: English, French
I provide expert-level guidance for developers building high-scale, design-forward applications. With over a decade of professional experience in the JavaScript ecosystem, my primary expertise lies in **Frontend Frameworks and UI/UX Design**, backed by deep full-stack and DevOps proficiency. ### My Core Expertise: * **Frontend & Design:** Expert mastery of **React, Vue, and Angular** with a focus on polished UI/UX and clean **TypeScript** architecture. * **Backend & Data:** Robust development with **Node.js, GraphQL, REST, and Kafka**. * **Infrastructure & DevOps:** Professional experience with **Kubernetes, AWS, Jenkins, and BuildKite**. In addition to my engineering background, I have previously served as a **Full-Stack Mentor for Thinkful.com**, helping developers bridge the gap between learning and professional-grade production. Whether you’re a bootcamp student or a working professional, I’ll help you navigate the complexities of the modern stack with the confidence of a 10-year veteran.
I have many years of experience as a corporate software engineer. I've worked for multiple $1B+ companies and have also served as the lead engineer on various teams. In addition, I've done over a few thousand hours of 1-1 private tutoring, mostly for software development. I meet you where you are in your current skill level. When we work together, the learning is enjoyable and empowering.
Hi! I love Java, Python, Javascript, distributed systems, large scale systems, machine learning, natural language processing and image processing. My work has been featured on the AWS blog (https://tinyurl.com/chaosrunner), The Guardian (https://tinyurl.com/topvocab) , Billboard.com (https://tinyurl.com/topprofane) and other print/digital publications. I also own Amazon's chaos testing framework called AWSSSMChaosRunner (https://github.com/amzn/awsssmchaosrunner). I am a Senior Engineer at Amazon's Prime Video and have worked on scaling backend systems to millions of transactions-per-second, utilising various cloud technologies and primarily working with Java, Kotlin and Javascript. This involves image/audio/text processing systems, creating & managing databases/APIs for mobile/web applications and everything in between. I have 15yrs+ experience with backend engineering, cloud tech, nlp, signal processing and image processing. I can help you with any of these topics. I also love hackdays and have attended 20 hackdays in Europe in the last couple of years and collaborated with beginners/experienced developers on different kinds of projects. Thanks for reading and hope to talk to you soon!
I'm a senior fullstack JS developer. I am a team player and I love to learn new things and share my experience. I have been working as a developer since 2009, mostly as a front-end. Some of the things that I've made: * Static webpages (freelance). * Working as a support and developer engineer working closely with Customer Support team. * Developing a new CRM to replace Salesforce in MercadoLibre (biggest e-commerce latam company) * Developing a new UI Library in Wenance to share components between company apps. I have +10 years of experience in HTML/CSS, Js, React and nodeJS
I'm a Senior .NET & AI Architect with 21+ years of experience helping developers, startups, and engineering teams solve difficult technical problems. Whether you're a beginner using AI to build software ("vibe coding") or an experienced developer building enterprise applications, I can help you move faster using modern AI tools like Claude, Cursor, ChatGPT, GitHub Copilot, and Gemini, Antigravity. I can help with: - Blazor Server & WebAssembly - ASP.NET Core & .NET - ASP.NET ZERO AND ABP Framework - C# debugging and performance optimization - AI Agents & LLM integrations - Claude Code, ChatGPT, GitHub Copilot workflows - Semantic Kernel, LangGraph & Model Context Protocol (MCP) - Entity Framework Core & SQL Server - Architecture reviews - Code reviews and pair programming - Bug fixing and production issues - Azure deployment & CI/CD My mentoring style is practical and hands-on. Whether you're fixing a production bug, building an AI-powered application, or trying to get Claude to generate better code, we'll identify the root cause, solve the problem together, and make sure you understand the solution. Claude Certified Architect If you're stuck, let's get you unstuck.
Technical cofounder, board member, and seasoned operator with experience building and growing early stage companies (pre-seed to late Series), large scale government and commercial projects, and nonprofits.
Experienced (18+ years) developer and friendly Ruby on Rails and React/Next.js/Redux Developer/Mentor (with passion for helping others learn) | ★ 3,655+ 5 ★ sessions/jobs. 10+ years on top of the Codementor Ranking ★ https://www.codementor.io/ruby-on-rails-experts I am a Senior Software Engineer from Toronto, currently working as a Ruby on Rails and React/Redux Developer at theScore Inc. I am passionate about helping and mentoring people, especially those who are new to web development and the programming world. I am specialized in explaining the core concepts of Ruby and Rails, Javascript, React, APIs and everything else along with the best practices. I focus on the learning experience of my students and make sure they get exactly what they want. I have excellent academic track records (Bachelor of Science in Computer Science and Masters in Computer Engineering from the University of Toronto) along with strong development and industry experience in Software Development and Web Development (18+ years coding experience in total). I have helped more than 800 individuals here at CodeMentor (with 3,655+ 5 ★ sessions) with their projects implementation, bug fixes, architecture advices, performance improvements etc. I have worked with a bunch of CEOs and CTOs of YC start-ups and helped them with their projects. Made long term relationships with many of them which I help in a regular basis today. I have helped a LOT of bootcamp students here at CodeMentor and helped them build their web development career path and getting jobs after the completion of their bootcamp cohorts. Here at CodeMentor, I have helped people from all levels: From someone who is brand new to programming to 30+ years of experienced Senior Software Engineers, Product Managers and everyone in between. It's been an amazing journey here at CodeMentor for the last 8+ years! :-) I started programming and solving problems in 2006, at the age of 18. Since then, I wrote programs in a variety of programming languages such as C, C++, Java, PHP, Ruby, Python, Javascript, etc. These days, I use Ruby and Rails and React JS as my primary programming languages and frameworks. I can help with debugging your issues as well as refactoring your code according to the best practices and conventions out there. Helping people is my passion and motto in life. If you think I can help you in any way, please get in touch! Specialties: * Building scalable and performant backend APIs in Ruby on Rails (Active Model Serializer, GraphQL, Grape, Jbuilder, RABL, etc.) for android, iPhone or web applications. (For more than 12 million users). * Integration of backend APIs with Javascript frontend framework (ReactJS) using JSON Web Token (JWT). * Built highly scalable Push Notification System for theScore sports application (For ~10 million users). * Implemented instant player, team and news article search for the theScore and theScore eSports apps which have more than 6 million monthly active users using ElasticSearch and Rails. * Backend Ruby on Rails Development (With scaling, performance optimizations, database query optimizations, caching best practices, etc.). * Test Driven Development with clean code and best practices. * Web Scraping (Nokogiri, Mechanize) (Scrape data from anywhere on the internet!). * Reverse engineering complex APIs and web applications to write automated scripts to mimic and automate user behaviour and extract required data. * Explain concepts/solutions clearly and concisely according to the level of the client/student. (Helped over 800 people on CodeMentor with 3,655+ 5 ★ sessions) * Giving architecture advice for your application. Explain which tools/gems to use and why. * Setting up SSL certificates for Rails application (Nginx server) on AWS EC2 instance and securing your application. * Suggesting best practices and focusing on the best learning experience and long-term achievements. * Showing cool tips and tricks that I have learned over the past 18+ years (and still learning!) as a professional Ruby on Rails developer to be more productive and efficient at work. * Upgrading Ruby/Rails versions for your existing application. * Finding bottlenecks and Optimizing performance for your slow Rails applications. * I can help you to prepare for interviews for Ruby on Rails developer position, or any other Software Development position. I have successfully guided many developers who got their dream jobs after practicing coding interviews with me!
I am a seasoned IT professional with extensive expertise in Python and JavaScript development, proficiently delivering scalable and efficient solutions. My proficiency extends to DevOps practices, where I excel in automating deployment pipelines, ensuring seamless integration, and enhancing overall efficiency. Leveraging cloud technologies, I specialize in designing and implementing robust, scalable, and secure solutions on major cloud platforms. With a solid foundation in both development and DevOps, I bring a holistic approach to building and maintaining cutting-edge applications in cloud environments.
**Laleet** is a seasoned software engineer with over 8 years of experience in modern web and backend development. He specializes in building, scaling, and supporting high-performance applications using **React**, **Next.js**, **Angular**, **NestJS**, and **Express.js**.
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