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15+ years, Product focused, Startup-ex-CTO, SaaS, Full-stack, Rails, React, ReactNative, API (REST & GraphQL)

Hi, I am Ram. Product focused, Designer & Builder @ SaaS * Product * API * Mobile apps * DevOps * Security "Experience, grit and dedication of a co-founder, at the cost of a contractor" Hands-on Tech-stack Backend (Ruby, Ruby on Rails, next.js) Frontend (ReactJS, TypeScript, Javascript) Mobile apps (React Native, Flutter, Publishing iOS & Android) API (REST & GraphQL) Databases (PostgreSQL, RDBMS, noSQL DB, graph DB) UI, UX (Design: Figma, XD, Javascript, HTML5, CSS3, CSS frameworks) Gaming & 3D (Phaser, Three.js, GoDot, chess.js, chessboardjs, D3.js) DevOps (CI, CD, ansible, docker, kubernetes) CyberSecurity (App security, APIs, SOC, HIPAA, ISO, GDPR) Skilling up Dart, Flutter kubernetes, containerd, docker Web3, Blockchain, Ethers.js, web3.js, solidity, Ethereum Experienced in Agile Development Methodology (SCRUM) SaaS, PaaS & products, APIs (REST & GraphQL) User Experience (UX) and UI design for any device Cyber-Security, Vulnerability Assessment (VA), Penetration Testing (PT) Compliances like SOC, HIPAA, ISO, GDPR Product & Team Management Building and scaling SaaS and products Product design, development and management Hiring, Leading and managing teams OKRs and KPIs Mentoring and up-skilling the team Driven by Ethics, honesty and diligence Customer success Excellence and quality I overlap the team timezone, remotely from India. Thank you. https://bit.ly/ramonrails-in

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CTO, Senior Full Stack Dev | RoR and Js/Typescript Expert | Remote

High response rate
Recently updated

Senior software engineer with over 10 years of experience as a remote freelancer. My educational background includes an MSc 2:1 in computer science and applied mathematics engineering from ENSEEIHT (Toulouse, France) in 2009. I then worked for 2 years as a frontend developer at a startup in London and transitioned to backend work in 2013. Specializing in web application development, I have undertaken projects for companies such as Carrefour, L'Oréal, Cocolis, Epicery, and Alerti. My work has encompassed backend development, data engineering, code and database performance improvement, e-commerce platform customization and logistics, payment system integration, API creation, crawlers, technical documentation, and testing. Passionate about data manipulation and rendering them to users and stakeholders in a more meaningful way, I am currently expanding my skills in AI/ML and neural networks through CNRS fidle formation to explore how I could apply and offer these services to my clients. Recent milestones and accomplishments include: Migrating the payment system from Adyen to Stripe for Epicery Migrating the frontend from Vue to Hotwire for Epicery Developing a geolocalized matching algorithm between carriers and packages for Cocolis Fields of expertise: E-commerce solutions with Solidus/Spree open-source framework Data processing and visualization with Business Intelligence tools for reporting Integration of payment system providers Integration of third-party APIs Database design and performance optimization Frontend performance optimization Crawling and scraping Technical audits Testing, documentation, CI/CD tools Experience with the following tools: Languages: Ruby, Typescript, JavaScript, Node.js, Ruby on Rails Platforms: AWS, Google Cloud Platform, Render, Heroku Frontend: React, Vue.js, Hotwire, Angular, HTML/CSS, Alpine.js, HTMX, Astro Payment providers: Stripe, Mangopay, Adyen, PayPal Data viz: Amazon QuickSight, Superset, Tableau Backend tools: Solidus open-source e-commerce solution, New Relic, Elasticsearch, PostgreSQL, Amazon S3, etc. CI/CD Tools: GitHub CI, CircleCI Fluent in French, English, and Spanish.

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