Tech Lead

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.

Full Stack Developer Intern

Company: BizDateUp Pvt Ltd

Location: Charni Road, Mumbai

Employment Type: Internship

(Immediate Joining Preferred)

Experience Level: Entry / Mid-Level(0 – 1 year experience)

Stipend: As per company standards

About

BizDateUp Pvt Ltd BizDateUp Pvt Ltd is a dynamic and fast-paced technology startup committed to building innovative solutions. We believe in fostering a collaborative environment where our team members can learn, grow, and make a tangible impact on real-world projects. Join us to kickstart your career in a supportive and challenging setting. About the Role We are looking for a highly motivated and enthusiastic Full Stack Developer Intern to join our growing tech team. This is an exceptional opportunity for aspiring developers to gain hands-on experience with modern web technologies, contribute to live projects, and receive mentorship from experienced professionals. If you're passionate about building scalable full-stack applications and eager to learn in a startup environment, we encourage you to apply. Key Responsibilities As a Full Stack Developer Intern, you'll be an integral part of our development team, contributing to the full software development lifecycle.

Your responsibilities will include:

• Code Review and Analysis: o Review and analyze existing codebase to understand functionality, identify areas for optimization, and ensure adherence to best practices. o Participate in code reviews with senior developers, providing constructive feedback and learning from their insights.

• Front-End Development: o Assist in building responsive and intuitive user interfaces using React.js. o Implement new features and functionalities based on design specifications and user stories. o Debug and resolve issues related to the front-end application.

• Back-End Development: o Support the development of robust and scalable server-side applications using Node.js and Express.js. o Contribute to the design and implementation of RESTful APIs to facilitate communication between front-end and back-end systems. o Work with PostgreSQL to manage and query databases, ensuring data integrity and efficient retrieval.

• Collaboration and Learning: o Collaborate closely with senior developers, product managers, and other team members to understand project requirements and deliver high-quality solutions. o Actively participate in team meetings, stand-ups, and brainstorming sessions. o Proactively seek feedback and mentorship from experienced developers to enhance your technical skills and understanding.

• Testing and Debugging: o Assist in writing unit and integration tests to ensure the reliability and stability of applications. o Identify, analyze, and resolve bugs and performance issues across both front-end and back-end systems.

• Version Control: o Utilize Git for version control, including branching, merging, and pull requests, to manage codebase effectively within a team environment.

• Documentation: o Contribute to the creation and maintenance of technical documentation for features, APIs, and system architecture. Required Skills To succeed in this role, you should have a foundational understanding and practical experience with the following technologies: • Programming Languages: Strong command of TypeScript and JavaScript. • Frontend Framework: Proficiency in React.js.

• Backend Technologies: Experience with Node.js and Express.js.

• Database: Familiarity with PostgreSQL.

• Version Control: Working knowledge of Git.

• APIs: Understanding of RESTful APIs.

Eligibility Criteria

• Currently pursuing or have completed a BCA / B.Tech / B.Sc in Computer Science or a closely related field.

• Possess strong problem-solving skills and a genuine eagerness to learn and adapt to new technologies.

• Demonstrate a strong passion for building full-stack applications and a desire to contribute to innovative projects.

Perks & Benefits

We are committed to providing a rewarding internship experience. As a Full Stack Developer Intern at BizDateUp Pvt Ltd, you will enjoy:

• Hands-on Experience: Work directly with modern web technologies and contribute to real-time projects.

• Mentorship: Receive guidance and support from experienced senior developers who are invested in your growth.

• Learning Opportunity: Gain invaluable insights into the full software development lifecycle in a fast-paced startup.

• Internship Certificate: A certificate of internship will be provided upon successful completion of your tenure.

• Potential for Full-Time Conversion: Exceptional performance during your internship may lead to an offer for a full-time position.

Job Description

Job Purpose 

We work in the latest technology, and our foundations are data structures, algorithms, strong logical reasoning, and mathematics. We are looking for very strong engineers who love coding, optimizing, and making sure their code is the most efficient possible.

You will be involved with hardcore development. If you are an assembler of code or packages from different places to build something, you may not find our team to be the right fit.

You must be someone who can build anything from the ground up. Programming language should not be any barrier for you, as you should be able to pick up any programming language or underlying technology within a week.

Key Areas of Responsibility

Core development. Ready to participate in designing, brainstorming, and development process. You must give sleepless nights to meet deadlines whenever required.

Desired Candidate Profile

Essential Skills 

• Reliable, Accountable and Trustworthy
• Ability to understand software requirements based on a wireframe/program specification
• Familiarity with GoLang / PHP / Python / Java / C / C++ / Linux Shell and Scripting / HTML / CSS / JS / Node.js is a plus
• Effective communication skills to ensure smooth coordination of tasks with Team Leader
• Knowledge of MongoDB, MySQL, and PL/SQL is a plus
• Familiarity with ML, TensorFlow, and Keras is a plus
• Knowledge of web servers such as Apache, NGNIX, and the HTTP protocol is plus
• Knowledge of multi-process, threads, memory, and filesystem on Linux is desirable

We are looking for a passionate developer who loves challenges, startup culture, and is a Doer.

What's in for you:

• You will directly work with founders who come from software and management backgrounds
• We are in the process of building our core team, if you find us a good fit and we do too, you will be in for a long ride with ESOPs and grow with us at a faster rate as we grow
• We don't force rules and structure, work as you like and from wherever but we expect you to respect deadlines
• As an early-stage startup, we spend wisely but don't compromise and hence you will be compensated as per industry standards

Responsibilities:

• Work with founders to implement an internal and consumer-facing system
• Design client and server-side architecture in collaboration with a technical co-founder
• Write performant and resource-friendly backend code
• Build pixel-perfect and fluid front-end
• Write DRY and neat code (must)
• Write technical documentation as required

Good to have:

• We embrace new tech and if you have made your hand dirty across Webflow and no-code tools, it's highly appreciated
• Typescript we dont expect, but it's good to have
• Worked with designer tools, such as Illustrator

• Bachelor’s degree in computer science, software engineering, or a related field
• Experience writing code in Java, JavaScript, HTML, CSS, and C# 
• Experience using SQL to update and retrieve data
• Experience in front-end or back-end software development for UNIX or LINUX
• Experience with .Net and AngularJS / React / Vue frameworks
• Experience with database management and security a plus
• Analytical skills
• Communication skills

Full Stack Web Developer

Job Location: Bengaluru

Job Type: Full Time.

Education:

Bachelors in Computer science/Information or any related stream with desired work experience.

Overview:

We are looking for a talented Full Stack Web Developer to create amazing user interface based web application with clean and artful web design skills. The engineer would be responsible for architecting, designing, developing and deploying scalable web application. We are building a strong and dedicated team focusing on developing web application for multiple client requirements and in-house projects.

Roles & Responsibility:

1. Write high performance, clean, scalable and quality web applications under given timelines.

2. Architecting, designing and deploying web application for various cloud platforms like AWS, Azure, GCP.

3. Identifying bottlenecks, bugs and devise solutions for these problems.

4. Responsible for both front-end and back-end development.

5. Participate in requirement analysis, documentation with business partners.

6. A standout colleague but should be able to work independently too.

Requirements:

1. 1-2 years of work experience as Full Stack Web developer.

2. Experience in web application development with exposure to both frontend and backend development.

3. Ability to produce well documented code with excellent debugging capabilities.

4. Strong Communication skills

5. Expert in any of the following programming languages Java, JavaScript(NodeJs), Python.

6. Experience in web development frameworks like Django, Flask.

7. Experience with front end technologies HTML5, CSS, Angular, React Js.

8. Experience in developing and integrating REST, SOAP APIs.

9. Familiarity with databases like MySQL, MongoDB etc.

10. Familiarity with web servers Apache, Ngnix etc.

11. Good understanding of OOPs and Web design patterns.

12. Willing to learn and implement latest technologies.

Bonus:

1. Good knowledge of revision control tools such as Git, Bit Bucket, Source tree

2. Experience in using multiple IDE and different application development frameworks.

3. Experience in mobile application development is added advantage

4. Industry level certification on web application development and design or cloud platform would be much appreciated.

Job Brief

We are looking for a Full Stack Developer to produce scalable software solutions. You will be part of a cross-functional team that is responsible for the full software development life cycle, from conception to deployment.

Responsibilities:

• Work with development teams and product managers to ideate scalable software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Design, develop and manage well-functioning databases and applications
• Develop web applications implementing MVT architecture using Django web application frameworks
• Write effective APIs
• Manage the complete software development process from conception to deployment
• Maintaining and upgrading the software following deployment
• Should be able to visualize a proposed system and be able to build it
• Experience with Django, Flask, rest frameworks

• Work with server-side technologies including databases and MVC and MVT patterns
• Maintain version control system such as GIT
• Should know all the phases of SDLC from requirement gathering to support and maintenance.
•  

Requirements:

• 3-5 years proven experience as a Full Stack Developer
• Familiarity with common stacks
• Strong understanding of algorithms, data structures and system design
• Knowledge of LAMP and MEAN solution stacks
• Ability to develop front end website architecture and back-end website applications
• Knowledge of multiple front-end languages and libraries (HTML/ CSS, JavaScript, React, Angular, Vue, XML, jQuery and LESS)
• Knowledge of multiple back-end languages (C#, Java, Python) and JavaScript framework like Node.js
• Familiarity with databases (MySQL, SQL, MongoDB), web servers (Apache) and UI/UX design
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind
• Degree in Computer Science or relevant field

Roles and responsibilities:-

Risurge is looking for an experienced and motivated Senior Full Stack professional to be an integral part of its Apps team. The Apps team is an essential part of the Technology team at Risurge and works on solving technical challenges related to processing, visualization and presentation of continually scaling data in an easily accessible manner on the Risurge platform. 

You will need to have hands-on experience in the latest technologies and skills like ReactJS, NodeJS, ExpressJS, PostgreSQL, Webpack, REST API etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

What we are looking for:

-Strong coding and design skills

• Good command over Data Structures & Algorithms
• The ability to produce bug-free and production grade code
• Skills we consider: React.JS, D3.Js, Node.js, Express.JS, webpack. Bootstrap, Material UI, PostgreSQL, Redis, ELK, Ansible, AWS, Docker

Key Deliverables:-

• Develop very high sense of ownership, the zeal to build scalable applications
• Develop a deep understanding of the start-up ecosystem
• Work with a performance oriented team driven by ownership and open to experiments
• Build customer facing technology product for global customers
• Design and develop end to end applications with very high quality

What we have to offer:-

• Work with a performance oriented team driven by ownership and open to experiments.
• Learn to design systems for high accuracy, efficiency and scalability.
• No strict deadlines, focus on delivering quality work.
• Meritocracy driven, candid culture. No politics.
• Very high visibility regarding which startups and markets are exciting globally.