Ruby on Rails Developer

Role Overview

We are looking for a Senior Full Stack Developer to build and scale our fintech platform. You will own the entire lifecycle of our financial products, from designing high-performance relational schemas in PostgreSQL to building interactive dashboards in React.

Key Responsibilities

• Full Stack Development: Build and maintain end-to-end features using the PERN stack

(PostgreSQL, Express.js, React, Node.js).

• Database Optimization: Design complex relational models and optimize SQL queries to

handle high-volume financial data and audit trails.

• Security & Compliance: Implement rigorous security measures (e.g., JWT, OAuth, data

encryption) and ensure the platform adheres to fintech standards like PCI-DSS.

• API Architecture: Develop robust RESTful APIs to integrate with third-party banking APIs,

payment processors (Stripe/Plaid), and KYC providers.

Technical Requirements

• Front-end: Advanced proficiency in React.js (Hooks, Context API, Redux or TanStack Query)

and modern CSS (Tailwind/Styled Components).

• Back-end: Expert-level Node.js and Express.js experience, with a focus on asynchronous

programming and secure API design.

• Database: Deep knowledge of PostgreSQL (complex joins, indexing, triggers, and

migrations).

Additional skills

• Understanding of Event-Driven Architecture (using AWS SQS/SNS or Kafka).

• Familiarity with SOC2 or ISO 27001 compliance frameworks.

• Cloud (AWS): Proven experience with:

• RDS/Aurora for managed databases.
• IAM for secure access management.
• AWS Lambda & API Gateway for serverless architecture.
• CloudWatch for monitoring and alerting.

• Tools: Git, Docker, and experience with CI/CD workflows.

About US

RJ Fintech Solutions Pvt. Ltd. is a high-growth fintech startup on a mission to automate business financial operations. In a world where financial systems are often slow and opaque, we are building the "missing link"—a secure, transparent, and lightning-fast platform that puts banking and compliance first for various corporates.

We are not just another financial app; we are an engineering-first company. We believe that elegant code and robust architecture are the foundations of trust. By leveraging the PERN stack and AWS cloud-native infrastructure, we are replacing legacy complexity with modern, scalable solutions.

Why Work With Us?

1. Build the Foundation, Not Just Features

You won't be a small cog in a massive machine. As an early member of our engineering team, you will help define our technical architecture, choose our libraries, and set the coding standards for everyone who follows. Your fingerprints will be on the core DNA of our product.

2. Solve Problems That Matter

Fintech is one of the few industries where code has a direct, measurable impact on people's lives.

Whether we are [e.g., simplifying cross-border payments, democratizing investment, or building the next generation of credit], you will be solving high-stakes challenges around security, trust, and financial inclusion.

• Hands-on experience in web development with PHP.
• Strong understanding of object-oriented programming.
• Proven ability to independently handle projects.
• Knowledge of jQuery and MVC frameworks.
• Familiarity with modern PHP frameworks like Symfony and Laravel is a plus.
• Creative problem solver with a strong desire to learn and grow.
• Ability to collaborate effectively within a team.
• Work experience in the Codeigniter framework is preferred.

About the Role: We’re looking for a Full-Stack Developer who is comfortable working across both web and mobile platforms to join our growing tech team. You will be responsible for developing user-facing applications, building scalable backend services, and deploying high-quality digital experiences that impact real users. This is an exciting opportunity to work in a dynamic startup environment, where you’ll play a critical role in shaping both product and technology. You’ll collaborate closely with our design, backend, and product teams to develop and maintain new features across our platforms. We’re not just looking for a coder - we’re looking for someone passionate about solving problems, learning fast, and building user-first experiences across devices.

Responsibilities: Web Development Develop responsive web interfaces using React.js, JavaScript, HTML, and CSS. Optimize frontend performance for mobile and desktop platforms. Work closely with UI/UX designers to implement intuitive user experiences. Mobile App Development Build and maintain cross-platform mobile apps using React Native (or Flutter, if applicable). Ensure smooth user experience and performance across Android and iOS devices. Manage versioning, updates, and publishing to Play Store and App Store. Backend Development Develop and maintain backend APIs using Node.js and Express.js. Integrate with MongoDB / MySQL databases for data persistence. Work with third-party APIs and handle authentication, authorization, etc. DevOps & Deployment Handle app deployment pipelines and basic CI/CD workflows. Monitor, debug, and resolve production issues. Use Git and version control best practices for code collaboration.

Bonus Skills (Nice to Have): Experience with TypeScript, Firebase, AWS, or Expo Familiarity with push notifications, in-app purchases, etc. Basic knowledge of server-side rendering or Next.js Experience with analytics, performance monitoring, or testing frameworks

Skillset Summary: ReactJS, Codeigniter, YII or Laravel

Who are we?

Cartrabbit is a software-as-a-service (SaaS) product startup based in Coimbatore, building customer retention and lead generation tools for eCommerce businesses with over 50,000+ customers worldwide. An entirely modern platform that takes you to the world-class product development workflow that promisingly meets customer needs and success. Cartrabbit is committed to maintaining a safe and productive work environment, and you will be a part of an awesome SaaS product development team and incredible benefits that include:

Working on cutting-edge technologies and innovative products

Provide opportunities to work on exciting projects in a vertical B2B niche SaaS.

Opportunity to work in a Product Company

Flexible working hours

What we are looking for?

We are looking for PHP Developers with experience in Laravel to join our team. The ideal candidate should have experience in developing web applications from scratch and be able to work independently, as well as collaboratively with a team. The successful candidate will be responsible for designing, developing, and maintaining complex web applications.

What is the skill set required for this job profile?

• Candidates should have a strong knowledge of PHP.
• Write clean, well-designed code using the PHP framework, and other related technologies
• Candidates should have experience/ knowledge working with at least one PHP framework, such as Laravel, Symfony, CodeIgniter, Yii, or CakePHP. They should have a good understanding of the framework's architecture and be able to use it to develop complex web applications.
• Candidates should have experience with front-end web technologies such as HTML, CSS, and JavaScript. They should be able to create responsively and have experience with front-end frameworks such as React, Angular, or Vue.js.
• Candidates should be familiar with version control systems such as Git and be able to collaborate effectively with other developers using tools such as GitHub or Bitbucket.
• Candidates should be able to analyze complex problems and find solutions using logical reasoning and creative thinking. They should be able to troubleshoot and debug issues quickly and effectively.
• Candidates should be able to communicate effectively with team members, project managers, and stakeholders.

• Candidates should be committed to continuous learning and staying up-to-date with emerging trends and technologies in web development and PHP frameworks. They should be willing to take on new challenges and be able to adapt to changing technologies and requirements.

What you’ll be doing

• Designing and developing web applications using PHP frameworks such as Laravel, Symfony, CodeIgniter, Yii, or CakePHP
• Writing clean and efficient code that follows industry best practices and standards
• Should be able to read and understand the existing code base
• Collaborating with cross-functional teams to identify and prioritize features for new and existing applications
• Build integrations with multiple eCommerce platforms for our SaaS applications
• Implementing and maintaining third-party APIs to integrate with existing applications
• Troubleshooting and debugging applications to ensure optimal performance and usability
• Collaborating with other developers to maintain and improve existing code and applications
• Working with project managers to ensure projects are completed on time
• Testing and deploying code to production environments.
• Staying up-to-date with emerging trends and technologies in web development and PHP frameworks

Job Location: Coimbatore(work from office)

Educational Qualification:

Bachelor's degree in Computer Science  or a related degree Program

Fresher candidates with good programming language are applicable for this position.

- You will play a key strategic and consultative role in developing, delivering and maintaining digital ad tech products

- Work as part of the engineering and product teams to develop complex platforms and systems that are scalable to millions of users - Result-oriented full-stack development for world-class products with high degree of performance and quality

- Developers in our teams are also adept at formulating product strategies, research best practices, bring in expertise and mentor younger talent and drive the organization’s goals higher with a self-starter attitude

- Strong sense of commitment, problem-solving, professional ethics and willingness to learn new things are a standard requirement for all our openings

About Company

• VedikIn Solution is one of the leading web development & web hosting company providing a large number of services starting from web development to mobile app, eCommerce platform, cloud solutions, web hosting services, etc.
• We have a better work culture of fixed working hours, ideas flowing free flow, monthly entertainment trips & continuous appreciation for good work.

• We are located in Gandhinagar, Gujarat since 2016. As part of the expansion, we are currently hiring passionate and talented developers who want to join VedikIn's exponential growth & adventurous journey.

Job Description

Require php & CodeIgniter developer having following competencies:

• Can independently work without continuous guidance.
• Candidate should be at least graduate
• Project experience of code igniter & core php is required.
• Wordpress & Laravel skills would be considered as an added advantage.
• Experience: at least 1 year.

Salary: Up to ₹26,000.00 per month

Responsibilities

• Candidate should be able to complete assigned work independently on timely manner.
• Candidate should be able to communicate with client independently.
•  

Benefits

• Traveling allowance
• Monthly fun activities
• Monthly team building activities along with team lunch/dinner
• Flexible work timing

Job Types: Full-time, Permanent

Salary: Up to ₹26,000.00 per month

COVID-19 considerations:
Mask is compulsory, Regular sanitization work is done at the office.

We are looking for a full-stack developer with  3+ years of experience in NodeJS and frontend technologies like HTML/CSS/JS + ReactJS + VueJS

- Strong Coding Skills
- Experience building scalable products
- 3+ years of experience in NodeJS with an understanding of callbacks, async/await, promises,
  asynchronous functions, usage of third-party libraries, ExpressJS, PassportJS etc
- Good command over Data Structure, Algorithms
- Experience working with NoSQL & SQL Databases like Mysql, MongoDB, ElasticDB, Redis etc
- Good design skills
- The ability to produce bug-free and production-grade code
- Knowledge of Go, Docker and kuberneates is a plus.

• Health Memberships 
• Sports Subscriptions 
• Entertainment Subscriptions 
• Key Conferences and Event Passes
• Learning Stipend 
• Team Lunches and Parties 
• Travel Reimbursements 
• ESOPs 

Thast what we think would bloom up your personal life, as a gesture for helping us with your talents.

Join us to be a part of our Exciting journey to Build one Digital Identity Platform!!!

We're looking for a Full Stack developer who will take a key role on our team. Our Full Stack developer must have knowledge in all stages of software development.

Requirements:

• Design overall architecture of the web application.
• Maintain quality and ensure responsiveness of applications.
• Collaborate with the rest of the engineering team to design and launch new features.
• Maintain code integrity and organisation.
• Experience working with graphic designers and converting designs to visual elements.
• Understanding and implementation of security and data protection.
• Highly experienced with back-end programming with NodeJS, you can easily design and integrate the REST APIs with front end.
• Well versed with JavaScript (frameworks such as ReactJS).
• Development experience for both mobile and desktop.
• Experience with cloud message APIs and usage of push notifications.
• Knowledge of code versioning tools such as Git.
• Knowledge about Firebase & GoLang is an added advantage.