
Must have Professional experience
- Rails 6 or 7
- Writing integration tests And Mini-Test or rSpec
- Simple_form and nested attributes
- Hotwire / Turbo
- ActionText
Async and Remote. Not required to video/voice meet. Translations to/from English on Google translate are okay. Tests in the code should be written in English.
Must be available on slack/Whatsapp/ or telegram for text.
Must use GitHub. Co-pilot AI completion can be paid for during the duration of your employment. We prefer co-pilot users as they write tests much faster, and with better coverage. Additionally they produce very uniform, conventional rails code.
Experience with the following Gems:
(If you don't have experience, please learn thoroughly before starting.)
- Administrate
- Devise
- Pundit
- Acts as Tenant

About medseal inc
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Role Overview
As a Full Stack Developer, you’ll design, develop, and optimize responsive web applications using Next.js/React as the primary frontend stack. You’ll collaborate closely with UI/UX designers and backend teams, translating product requirements into scalable, maintainable solutions.
Key Responsibilities
- Develop high-quality, scalable web applications using Next.js/React, TypeScript, HTML, CSS, and Material UI (MUI).
- Convert Figma/UI designs into pixel-perfect, user-friendly interfaces.
- Optimize frontend performance, SEO, and cross-browser compatibility.
- Design, build, and consume RESTful APIs, ensuring seamless integration between frontend and backend systems.
- Write clean, maintainable, efficient code and participate in code reviews.
- Test and debug frontend features for reliability, usability, and performance.
- Collaborate with designers, product managers, and backend engineers.
Qualifications
- 2-4 years of experience in web/software development.
- Strong proficiency in Next.js, React.js, TypeScript, HTML, CSS.
- Experience with state management tools (Redux, Zustand, Context API).
- Familiarity with component libraries (MUI, Tailwind).
- Demonstrable experience building and maintaining backend services using frameworks like Express or FastAPI.
- Familiarity with cloud platforms (AWS, Google Cloud, Azure) and CI/CD concepts.
- Exposure to collaborative tools (Git, Figma, JIRA).
Nice-to-Have
- Experience developing SaaS platforms/web applications.
- Knowledge of testing frameworks (Jest, Cypress) and accessibility best practices.
- Solid understanding of database principles and experience with either MongoDB or PostgreSQL.
At Intain, we fuse blockchain, analytics, and AI to power next-gen platforms for structured finance.
Join us to build on the cutting edge—smart-contract rails, real-time analytics, and AI-assisted workflows—all in one product stack.
What You’ll Do
- Own features end-to-end: design → code → test → deploy → iterate.
- Build modern web apps (React.js / Node.js, REST/GraphQL) that move real money.
- Automate quality with tests, CI/CD, and cloud (Azure).
- Use AI dev assistants to hit our “1 dev = 4 devs” productivity bar.
Our Stack
React.js · Node.js · Go · Snowflake · Azure · Kubernetes · Git Workflows · Postgres/MongoDB · Solidity
You Bring
- Proven full-stack delivery in JS/TS (React + Node).
- Habit of shipping clean, production-ready code—fast.
- Comfort treating AI coding tools as teammates, not toys.
- Ownership mindset: measured by what you deliver, not tenure.
- Blockchain dev experience = bonus (not required).
Why Intain?
- Openings for Tech Lead and Senior Engineer — core seats on a small, high-output team.
- Compensation & ESOPs tied directly to shipped value.
- Chance to redefine capital markets with tech that actually ships.
📍 About Us
Intain is transforming structured finance using AI, blockchain, and real-time analytics to streamline transactions, improve transparency, and scale impact.
- Developing front end website architectur
- Developing back end website applications
- Creating servers and databases for functionality
- Ensuring responsiveness of applications
- Seeing through a project from conception to finished product
- Designing and developing APIs
- Staying up to date in web applications and programming languages
- In-depth understanding of the entire web development process ( development and deployment)
- Write maintainable/scalable/efficient code.
- Design and architect technical solutions for the business problems
- Developing mobile application
- Working on Progressive Web App (PWA), Accelerated Mobile Pages(AMP)
- Working on PHP framework like laravel and codeigniter
- Working on web optimization tool like grunt/gulp.
REQUIRED SKILLS
- PHP, Mysql, HTML, CSS, Javascript, Bootstrap, Jquery
- Need excellent working knowledge on creating a responsive website and any PHP framework like Laravel or codeigniter
- It will be added advantage if you know angularjs1/ angularjs/ reactjs and web optimization tool like grunt/gulp
● Good at frontend designing (HTML, CSS, JS, Material Designs) should be able to develop
Frontend shared by UX Designers.
● Developing JavaScript applications using Node.js, Express, React.js, and MongoDB.
● Write, execute, and maintain clean, reusable, and scalable code.
● Good understanding of CI/CD pipelines, versioning.
● Experience building Responsive websites for web, tablet, and mobile devices.
Requirements for the Job
● Experience with modern frameworks and design patterns, 3 to 4+ yrs experience. with the MERN
Fullstack paradigm.
● Experience in developing JavaScript applications using Node.js, Express, React.js, and MongoDB.
● Skills - HTML, CSS, Bootstrap, Material UI designs, React JS.
● Backend - MongoDB, REST APIs, Cloud Frameworks deployments.
● Experience with developing ML based SaaS platforms would be an added advantage.
• Hand-on experience in creating frontend applications using React or Angular.
• Highly proficient for both Java script and Type script.
• Good command over Databases both SQL/No SQL (Mongo DB, My Sql)
• Hands-on experience of GIT (version control tools).
- Experience implementing applications using Angular 2.
- Experience creating front end applications using HTML5, Angular, LESS/SASS.
- Hands-on experience with JavaScript Development on both client and server-side.
- Experience with modern frameworks and design patterns, minimum one-year experience with MEAN Full-stack paradigm.
- Good knowledge of Data Structures and Advance DS
Knowledge of the following will be considered as an advantage:
- Consumer Web Development Experience for High-Traffic, Public Facing web applications
- Experience with cloud technologies also a plus
- Creating secure RESTful-based web services in XML and JSON, Javascript, JQuery
- Continuous integration (Jenkins/Hudson) and version control (SVN, Git).
- AWS knowledge added advantage with Devops especially Kubernetes









