Magesh S

Magesh S

Mentor
5.0
(4 reviews)
US$20.00
For every 15 mins
7
Sessions/Jobs
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First 15 mins free for your first session
ABOUT ME
Full-Stack Engineer & Developer Mentor | Rails - React - Javascript
Full-Stack Engineer & Developer Mentor | Rails - React - Javascript

Lead Rails engineer with 15+ years of experience building and scaling applications in multiple domains. Deep expertise in Ruby on Rails monoliths, multi-tenant architectures, Postgres, Redis, and background jobs. Proven record of refactoring legacy systems, optimising queries and caching for performance, and mentoring engineering teams. Experienced in React/JavaScript frontends for highly interactive features. Thrive in fully remote, async teams that value autonomy, collaboration, and product focus.

English
Eastern Time (US & Canada) (-04:00)
Joined April 2025
EXPERTISE
8 years experience
8 years experience
4 years experience | 1 endorsement
3 years experience | 1 endorsement
I have built projects using these tools and I have also done a few workshops/training for experienced professionals and beginners.
I have built projects using these tools and I have also done a few workshops/training for experienced professionals and beginners.
8 years experience
4 years experience
8 years experience

REVIEWS FROM CLIENTS

5.0
(4 reviews)
Shutian Cheng
Shutian Cheng
July 2025
Great session with Magesh - very productive! He explained the basics of Python and helped me get familiar with the Cursor interface.
SOCIAL PRESENCE
GitHub
interview-questions
3
0
ruby-course
Ruby
1
0
Stack Overflow
780 Reputation
0
7
17
EMPLOYMENTS
Lead Technical Consultant
Sedin Technologies
2019-04-01-2024-12-01
Served as Solution Architect, scaling and securing APIs, leading code reviews to identify bottlenecks and tech debt, and supporting teams...
Served as Solution Architect, scaling and securing APIs, leading code reviews to identify bottlenecks and tech debt, and supporting teams with Rails upgrades, debugging, and infrastructure/database migrations. Spearheaded discovery sessions to analyze client codebases, infrastructure, and databases. Identified gaps and proposed solutions to enhance performance, streamline processes, and address inefficiencies, increasing revenue by enhancing client satisfaction. Mentored and coached 50+ software engineers, improving overall code quality, development best practices, and performance optimization techniques. Established and led a Learning & Development team, designing structured training programs and bootcamps, upskilled 200+ developers in modern web technologies like React and Ruby on Rails, and improved productivity across the organization. Revamped hiring processes with HR, optimized developer recruitment pipelines, and improved hiring efficiency. Enhanced brand visibility by collaborating with marketing & developers to produce technical blogs, conference talks, and developer-focused content, positioning the company as a tech leader.
Ruby on Rails
Database
API
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Ruby on Rails
Database
API
PostgreSQL
Automation
Cloud
Full Stack
React
Project development
API Integration
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Founder
Hash14 Labs
2013-06-01-2019-03-01
Founded and scaled a technology startup, specializing in custom software solutions and infrastructure optimization. Architected and impl...
Founded and scaled a technology startup, specializing in custom software solutions and infrastructure optimization. Architected and implemented scalable solutions for clients across multiple industries, modernizing legacy systems, improving infrastructure reliability, and reducing operational costs. Designed and optimized SQL queries, enhancing database performance and system response times. Led a team of engineers, established agile development processes, and ensured on-time project delivery while maintaining high code quality standards. Facilitated cloud migrations, ensuring seamless transitions with minimal downtime and enhanced infrastructure resilience.
Ruby on Rails
MySQL
MongoDB
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Ruby on Rails
MySQL
MongoDB
PostgreSQL
Azure
Sinatra
React
DynamoDB
AWS Kinesis
AWS
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Software Engineer
Shopo Technologies
2012-04-01-2013-05-01
Refactored the e-commerce marketplace codebase, improving performance, reducing tech debt, and lowering server costs through infrastructu...
Refactored the e-commerce marketplace codebase, improving performance, reducing tech debt, and lowering server costs through infrastructure optimization. Improved the seller portal’s overall user experience by gathering feedback, enhancing usability, and automating workflows for efficiency. Integrated third-party APIs, improving logistics, payments, and error notifications, reducing operational bottlenecks and enhancing system reliability. Collaborated with marketing and sales teams to shape product roadmaps, enhancing alignment and user satisfaction.
Ruby
Ruby on Rails
jQuery
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Ruby
Ruby on Rails
jQuery
MySQL
Payment gateway
Bootstrap
JavaScript
AWS
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