Fullstack 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.

We are looking for a skilled Full Stack .NET Developer with strong expertise in .NET Core, Web API, Blazor, and WPF, along with hands-on experience in device and hardware integration. The ideal candidate will work on web and desktop applications that integrate with peripherals such as cash acceptors, payment devices, printers, and other kiosk hardware, delivering secure, high-performance, and reliable solutions.

Key Responsibilities

• Design, develop, test, and maintain applications using C#, .NET Core, and ASP.NET Core Web API
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• Develop modern web applications using Blazor (Server and/or WebAssembly)
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• Build and maintain WPF desktop applications using MVVM architecture
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• Design, develop, and consume RESTful APIs for web, desktop, and device-based applications
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• Integrate and manage hardware devices such as cash acceptors, payment terminals, printers, scanners, and other peripherals
• 
  
• Work with device SDKs, drivers, COM/USB/Serial (RS232) communication, and third-party APIs
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• Handle device error states, retries, logging, and recovery mechanisms
• 
  
• Develop and optimize database objects using MS SQL Server
• 
  
• Ensure application performance, security, and scalability, especially in hardware-dependent environments
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• Debug, troubleshoot, and resolve application and device-related issues
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• Collaborate with cross-functional teams to translate business and hardware requirements into technical solutions
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• Participate in code reviews and follow best coding standards and practices
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Technical Must-Have Skills

• Strong proficiency in C# and .NET Core
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• Hands-on experience with ASP.NET Core Web API
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• Strong experience with Blazor (Server and/or WebAssembly)
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• Experience developing WPF desktop applications
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• Solid understanding of MVVM and MVC architecture
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• Experience with device/hardware integration, including:
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• Cash acceptors / bill validators
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• Payment devices (POS, card readers, UPI, NFC)
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• Printers (thermal, receipt, barcode)
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• Knowledge of Serial/USB/TCP-IP communication protocols
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• Strong knowledge of MS SQL Server
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• Experience with RESTful API design and integration
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• Familiarity with Git or other version control systems
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Good-to-Have Skills

• Experience with Entity Framework / EF Core
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• Understanding of Microservices architecture
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• Experience working on kiosk-based or embedded systems
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Soft Skills

• Strong problem-solving and analytical skills
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• Good communication and teamwork abilities
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• Ability to work independently with minimal supervision
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• Attention to detail and commitment to quality
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Educational Qualification

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• (Equivalent hands-on experience in .NET Core, Blazor, WPF, Web API, and device integration will also be considered)

·      Proficiency in Swift and Objective-C: These are the primary programming languages used for iOS development.

·      Experience with iOS frameworks: Such as SwiftUI and UIKit.

·      Knowledge of Apple's design principles and interface guidelines.

·      Familiarity with code versioning tools: Including GitHub.

·      Experience with RESTful APIs: For connecting iOS applications to back-end services.

Founded in 2018 and headquartered in The Netherlands, GT Ecom BV is on a mission to build the most efficient global direct-to-consumer infrastructure and become the world’s largest e-commerce company—powered by a collective of successful, scalable brands. By 2026, we’re aiming to achieve $500 million in revenue and operate over 50 thriving online stores worldwide.

With a team of 160+ top-tier remote e-commerce professionals across the globe, we blend local brand experiences with cross-border logistics, ensuring every customer feels connected—no matter where they are.

At our core, we value hard work, freedom with responsibility, constant improvement, and a mindset of positivity. We believe in building a high-performance, remote-first culture where honesty, excellence, and creativity drive everything we do—because the future of work is global, and we’re building it together.

The Upsides of Working with Us

💪 Hard Work That Matters

We’re surrounded by people who care deeply and give their best. We don’t settle for average—we show up, push boundaries, and aim high. That shared drive creates momentum and meaning in everything we do.

🔓 Freedom with Responsibility

You have the flexibility to work in a hybrid setup—balancing time in the office with remote work. Freedom only thrives when it’s paired with ownership. We trust you to manage your time, meet your commitments, and take responsibility for your impact.

📚 Constant Improvement

Growth is part of our DNA. We believe in learning, evolving, and getting 1% better every day. Whether it’s a new skill, a fresh mindset, or sharper execution—stagnation isn’t in our vocabulary.

🌞 Positivity by Default

We approach people, problems, and communication with a positive mindset. That means giving the benefit of the doubt, staying constructive, and keeping energy high—even when challenges arise.

🗣️ Honesty & Transparency

We believe the fastest way to move forward is through clear, honest communication. No politics. No guessing games. Just straight talk that builds trust and strengthens our team.

🏆 Excellence Is the Baseline

We hold ourselves and each other to a high standard—not out of pressure, but out of pride. We care too much about what we’re building to accept "good enough." Excellence is the expectation.

🎯 Creativity Welcome Here

We encourage bold ideas, fast testing, and open collaboration. Failure doesn’t scare us—comfort does. That’s why creativity is valued as a core ingredient in everything from product to process.

We’re on the lookout for a Mid-level Full Stack Developer to drive IT improvements within the company!

The Challenge

We are looking to open a small office in Bangalore and we’re building a lean, high-impact IT team. We are looking for two Mid-level Full Stack Developers with strong startup or scaleup backgrounds. If you thrive in fast-moving environments, love shipping features in days (not weeks), and know how to leverage AI to accelerate your workflow, this role is for you.

Why We Need You

We’re scaling fast and building a new tech team in Bangalore, and you’ll be among the first developers to join. This means you won’t just be coding; you’ll help shape the culture, processes, and standards of our IT team from the ground up. Your work will directly drive our growth, and this is all about fast execution, problem-solving, and delivering value quickly.

Your Team When You Join Us

You’ll work closely with our Executives, Managers, and fellow Developers to build, improve, and scale our e-commerce platforms. Collaboration is key—you’ll align with cross-functional teams to turn business needs into seamless technical solutions.

Day in the life of a Mid-Level Full Stack Developer at GT Ecom

You'll..

• Build and ship new features fast; from idea to production in days.
• Work across the full stack (frontend + backend) to support scalable e-commerce systems.
• Leverage AI-driven workflows to optimize coding speed and accuracy.
• Collaborate with other developers and stakeholders
• Ensure quality, maintainability, and performance in everything you build.

We would love to hear from you if…

• Startup/scaleup experience: Worked at a company that raised at least a Series A or B (≥ USD 5M).
• Proven track record of execution speed: you’ve shipped features in days, not dragged them for weeks.
• Comfort working in high-pressure, fast-paced environments.
• Proficiency with modern full stack frameworks (React, Node.js, etc.).
• Regular use of AI tools in your development process.
• Preferred Background: Developers with startup or scale-up experience who thrive in fast-paced environments, shipping features in days (not weeks), and who enjoy working in high-ownership, high-impact teams.

Couple of the notes about the role

• You will have the freedom to work abroad with flexible schedules.
• This is a hybrid role. Once our Bangalore office is set up, you’ll be expected to work 2-3 days per week from the office.

If you are excited about the opportunity and feel like you are a good fit, we encourage you to apply today and talk to one of our recruiters. We look forward to seeing how your skills and experiences align with our vision.

Note: Your portfolio (GitHub/GitLab/Bitbucket links) OR any portfolio/demo links (CodePen, personal website, live projects, apps) is a strong requirement for the role. Your application will be tagged as rejected if you cannot provide your portfolio. Please avoid reusing your resume or putting your LinkedIn profile in the portfolio link.

If you are excited about the opportunity and believe you are a good fit, we encourage you to apply today and speak with one of our recruiters. We look forward to seeing how your skills and experiences align with our vision.

Detailed JD (Roles and Responsibilities)

Full stack (Backend focused) Ownership. Programing - Python, react (Good to have - C#, Node),Agile .Flexible to learn new things

🌟 Join Us as an Full Stack Developer at Tutcart! 🌟

About Tutcart:

At Tutcart, we're on a mission to revolutionize education with cutting-edge technology. As an innovative edtech startup, we believe in the power of learning and are passionate about making education accessible to all.

Why Join Us?

• 👨‍👩‍👧‍👦 Team Unity: Be part of a nurturing team that values teamwork and personal development.
• 🚀 We Grow, You Grow: Be part of a startup where your career development is a priority.
• 🎯 Exciting Challenges: Tackle diverse projects and tasks that offer opportunities for learning and growth.

Key Responsibilities:

• Full Stack Development: Contribute to the development of our platform using the MERN stack, Next.js, Redux, TypeScript, and other cutting-edge technologies.
• Architecture and Design: Assist in architectural decisions, focusing on scalability, performance, and maintainability.
• Deployment and Launch: Basic understanding of AWS services. Support effective deployment strategies and assist in managing the launch of new features and updates.
• Optimization: Collaborate on platform performance improvements, user experience enhancements, and codebase efficiency.
• Integration: Assist in integrating third-party services and APIs to enhance platform functionality.
• Mobile Development: Support the maintenance of mobile applications using React Native, ensuring integration with our web platform and a consistent user experience across devices.
• Security: Contribute to implementing security measures to protect user data and maintain platform integrity.
• Version Control: Proficiency with GitHub or Bitbucket for code versioning, collaboration, and pull request workflows.
• Project Management Tools: Experience using Trello or Jira for task tracking, sprint planning, and project coordination, ensuring timely delivery of milestones.
• Innovation: Stay informed about the latest technologies and trends to support innovation and competitiveness.

Qualifications:

• Proven experience as a Full Stack Developer with at least 2-3 years of hands-on experience in both frontend and backend development.
• Solid proficiency in the MERN stack, Next.js, Redux, TypeScript, and related technologies.
• Takes the initiative to identify and tackle challenges independently. Possesses the intelligence and resourcefulness to work effectively without constant guidance.
• Interest in education technology and a desire to make a meaningful impact.
• Good communication skills, both written and verbal.
• Ability to work in a fast-paced, collaborative startup environment.

What We Offer:

• The opportunity to be part of a dynamic and innovative startup.
• A supportive and inclusive work environment where your contributions will be valued.
• Engaging projects that have the potential to transform education globally.

Who Should Not Apply:

If you're not genuinely interested in our mission or unable to make a commitment to our team, please reconsider applying. We're seeking someone who is responsible, eager to learn, embrace the challenges of startup life, and contribute to building something impactful.

• Be responsible for the research, design, development, and deployment of all products and platforms
• Proficient full stack web developer with experience in building large-scale applications.
• Ensure that the platform remains secure, scalable, sustainable.
• Set the bar for the quality of code, software engineering practices, communication skills, dealing with complexity and ambiguity.
• Hire all technical roles