Full Stack Developer (MERN Stack)

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.

Job Role: Java Full Stack Developer

Experience: 8-10 Years

Location: Mumbai (Onsite)

Job Overview:

We are looking for a skilled Java Full Stack Developer with 8+ years of experience to join our team in Mumbai. The ideal candidate will have strong hands-on experience in backend development using Java, Spring Boot, and Microservices architecture, along with frontend development using React. You will be responsible for designing, developing, and maintaining scalable applications.

Key Responsibilities:

• Design, develop, and maintain scalable full stack applications

• Build robust backend services using Java, Spring Boot, and Microservices architecture

• Develop responsive and user-friendly front-end applications using React

• Collaborate with cross-functional teams including product, QA, and DevOps

• Integrate APIs and work with databases to ensure seamless data flow • Participate in code reviews, debugging, and performance optimization • Ensure code quality, security, and best development practices

• Contribute to architecture discussions and technical decision-making

Required Skills:

• 8–10 years of hands-on experience in software development

• Strong proficiency in Java, Spring Boot, and Microservices

• Solid experience with React.js for frontend development

• Experience working with any relational or NoSQL databases

• Good understanding of RESTful APIs and system design principles

• Strong problem-solving and analytical skills

Preferred Skills (Good to Have):

• Experience working on e-commerce platforms or products

• Exposure to cloud platforms (AWS, Azure, or GCP)

• Familiarity with CI/CD pipelines and DevOps practices

• Knowledge of containerization tools like Docker/Kubernetes

Education:

• Bachelor’s/Master’s degree in Computer Science or a related field

About the Company:

Pace Wisdom Solutions is a deep-tech Product engineering and consulting firm. We have offices in San Francisco, Bengaluru, and Singapore. We specialize in designing and developing bespoke software solutions that cater to solving niche business problems.

We engage with our clients at various stages:

• Right from the idea stage to scope out business requirements.

• Design & architect the right solution and define tangible milestones.

• Setup dedicated and on-demand tech teams for agile delivery.

• Take accountability for successful deployments to ensure efficient go-to-market Implementations.

Pace Wisdom has been working with Fortune 500 Enterprises and growth-stage startups/SMEs since 2012. We also work as an extended Tech team and at times we have played the role of a Virtual CTO too. We believe in building lasting relationships and providing value-add every time and going beyond business. 

Great Opportunity for .NET Developer

📍 Location: Hyderabad/Bangalore

💼 Experience: 3-10Years

🕒 Employment Type: Full-Time

🏢 Work Mode: Hybrid

📅 Notice Period: 0-1Month

Responsibilities:

· Lead moderately complex initiatives and deliverables within technical domain environments

· Contribute to large scale planning of strategies

· Design, code, test, debug, and document for projects and programs associated with technology domain, including upgrades and deployments

· Review moderately complex technical challenges that require an in-depth evaluation of technologies and procedures

· Resolve moderately complex issues and lead a team to meet existing client needs or potential new clients needs while leveraging solid understanding of the function, policies, procedures, or compliance requirements

· Collaborate and consult with peers, colleagues, and mid-level managers to resolve technical challenges and achieve goals

· Contributes heavily projects and act as an escalation point, provide guidance and direction to less experienced staff

· Participate in daily scrum activities.

Required Qualifications:

· 3+ years of Software Engineering experience, or equivalent demonstrated through work experience

· 2+ years of experience in C#, Web Forms, .NET, .NET Framework, .NET Core

· 2+ years of experience in Angular/React.js

· 2+ years of Experience with SDLC and Agile tools such as JIRA, GitHub, Jenkins, Confluence etc.

Desired Qualifications:

· Bachelor's/Master's Degree in Computer Science or equivalent

· 2+ Years of experience in Enterprise Architecture

· 2+ years of DevOps tool set based continuous incremental delivery experience

· 2+ years working in Azure Public Cloud Platform

· 2+ years working in Micro Front End Architecture

· 2+ years using SQL Server or Oracle DB.

Skillset:

· SQL (PL/SQL and T-SQL)

· CI/CD

· REST API’s

· C#, Web Forms, .NET, .NET Framework, .NET Core

· Angular/React.js

· Web Form

Are you a dynamic Full Stack Developer seeking your next challenge? We are a rapidly expanding technology-focused Consulting Agency renowned for its innovative approach. We are seeking an exceptionally skilled Full Stack Developer to join our engineering team. If you're eager to demonstrate your expertise and collaborate with a talented group of developers, this role is ideal for you!

We are at the forefront of technological innovation, providing cutting-edge solutions to clients across diverse sectors. With a strategic focus on finance, banking, and corporate verticals, they are recognized for their excellence in project delivery.

Your Role: Full Stack Developer

As a Full Stack Developer, you will be a vital collaborator within the development team, contributing to the completion of web and mobile projects. Your exceptional communication, organizational, and time management skills will set a high standard for your peers.

Responsibilities:

- Collaborate seamlessly with project managers, senior architects, and fellow developers to complete development projects.

- Demonstrate proficiency in React and other relevant technologies to develop secure and scalable software solutions.

- Maintain meticulous attention to detail while understanding complex technical requirements.

- Lead quality assurance checks to ensure accuracy before project delivery.

- Ensure on-time project completion, adhering to established timelines.

Qualifications:

- At least 3 years of hands-on experience in React

- Experience with Node JS, ExpressJS and MySQL

- Hands-on experience with Redux, JSON

- Proficiency in JavaScript showcasing a strong grasp of modern development languages.

- Essential familiarity with Azure or AWS,

- Experience with Dev Containers (VSCode) and Docker for efficient development is a plus

- Proven track record in full-cycle development.

About You:

- Approach your work with an unwavering work ethic, innate self-motivation, and a commitment to staying current with the latest technologies.

- Thrive as a collaborative team player who excels in dynamic environments.

- Adapt quickly to evolving contexts and guide projects toward successful outcomes.

- Communicate effectively through written and verbal means, backed by strong interpersonal skills.

- Excel under pressure, learn rapidly and meet tight deadlines with minimal supervision.

What's In It For You?

- Immerse yourself in an inclusive and collaborative work environment that promotes creativity and curiosity, celebrating achievements along the way.

- Access cutting-edge tools and technology to create exceptional customer experiences.

- Participate in post-work social engagements to further build connections.

• Strong knowledge of PHP for backend work (3+ years’ experience)
• Experience with an MVC framework (CakePHP, Laravel, Symfony, CodeIgniter, etc.)
• Strong knowledge of Javascript, HTML, CSS and related tools/packages (3+ years’ experience),
• Strong knowledge of MySQL (3+ years’ experience)
• Knowledge of React
• Though not required, experience with Python, Golang, DynamoDB, Elasticsearch.
• Strong English skills (written and verbal)

Overview

Xcelpros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. Our focus is Tech Innovation, Product Development and Technology Consulting.

We are hiring for our Product Development team and have an immediate need for a Backend Developer / Fullstack MERN Developer. The position calls for someone with a mindset who can build great products, manage multiple projects and related tasks on deadline. We are looking for high-quality and passionate developers that want to be a part of a great product team.

You need to have at least 2 years of demonstrated experience  as a Backend Developer using MERN (NodeJS, MongoDB, PostgreSQL & Express) & GraphQL technologies. The candidate will work closely with our internal teams in the design, development, launch and enhancement of various products.

About XcelPros

XcelPros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. XcelPros is focused on Tech Innovation, Product Development and Technology Consulting.

XcelPros specializes in technology solutions for Business-to-Business (B2B) and Business-to-Consumer (B2C) areas. We believe technology is the enabler of exponential growth for us and our customers. We are strategists delivering innovative business and technology solutions.  We have been well funded and operational since 2011.

XcelPros and affiliated group of companies are proud to foster a high-performance culture, one that's defined by having the best people, with the skills and determination to deliver above and beyond. We look for insightful and astute professionals who are also forward-thinking, confident, self-motivated and globally minded. Our core team consists of professionals with a wide range of skills and backgrounds.  XcelPros is continuously looking for talented, highly motivated individuals who believe in excellence and are committed to providing superior service to our customers and stakeholders. 

Experience

• Minimum of 2 years of experience in the design and development of  Web and Mobile applications using NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• You are required to have experience with development in Microservices Architecture 
• Experience with NestJS framework is a major plus
• Hands on experience with GoLang is not mandatory but a major plus

Start Date - Immediate

Positions - 2 (Immediate Need)

Responsibilities

• Minimum of 2 years of hands-on experience building applications in NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• Strong and mandatory experience of 2 years of experience in building applications using the Microservices architecture in NodeJS
• Strong and mandatory skills in Automating Components, Perceptibility, Configuration Management, Debugging & Consistency while writing Microservices.
• Experience building applications using NestJS or similar frameworks is a major plus 
• Experience building applications and service integrations using Apollo /  GraphQL
• Adhere to best practices of engineering by writing high-quality code.
• Hands on experience in Elastic Search and related technologies
• Hands on experience with one or more testing frameworks such as  Jest
• You are required to write / conduct unit & integration testing to ensure code meets high-quality standards
• Collaborate with multiple stakeholders, including Production Support, BAs, Architect, Project Managers, and Product Owners to deliver high quality solutions.
• Develop, build, configure and unit test solutions from low level designs
• Ensure that solutions meet requirements outlined in the design documentation
• Perform all work to agreed time, cost and quality constraints
• Ensure that developed solutions are peer reviewed and formally documented
• Design, develop, test and document detailed technical specifications for application components built using MERN (MongoDB, ExpressJS, ReactJS, NodeJS) stack and integrations
• Develop and maintain high traffic / high performance React and Node based e-commerce web applications and web services, including support for mobile
• Participate in support activities to help UI developers integrate with APIs / services
• Create and maintain scalable infrastructure leveraging modern AWS cloud platforms
• Knowledge of all development aspects within an Agile SDLC framework, including; estimation, design, development, unit test, code reviews, and documentation
• Develop solutions that satisfy business requirements as outlined in user stories, and within agreed upon timelines
• Ensure solutions are of high-quality with regards to following standards and best practices, as well as satisfying security and performance requirements
• Collaborate effectively with other Agile team members
• Work with the Production Support team in the research and resolution of production issues.
• Prior hands-on experience with architecture for Web and Mobile technologies, E-commerce, Payment Gateways, Data security and encryption is a major plus
• Experience with CICD, containers and container management platforms(Dockers, Docker Swarm/Kubernetes, etc.)
• Knowledge of GOLANG is a major plus
• Good understanding of the Twelve-factor App methodology is a major plus
• Experience defining new architectures and ability to drive project from an architecture standpoint is a major plus
• Experience with Security configuration is a major plus
• Experience in understanding platforms & key AWS services like Elastic Beanstalk, AWS Lambda, ECS, AWS Fargate, EKS, EC2, S3 etc. is a major plus
• Troubleshoot and resolve complex technical issues in cloud integrations
• Highest levels of code quality
• Needs to conduct weekly code reviews
• Ensure timely and quality release of the product in collaboration with other team members
• Must be a self-starter and able to build up presence in the team.
• Perform other related duties as assigned

Technical Expertise / Hands-On Skills:

• MERN (MongoDB, ExpressJS & Node JS)
• PostGreSQL
• Apollo GraphQL
• JEST
• RESTAPIs

Key Deliverables

• Develop very high sense of ownership, the zeal to build scalable applications
• Develop a deep understanding of product development and start-up ecosystem
• Work with a performance oriented team driven by ownership and open to experiments
• Build customer facing technology product for global customers
• Collaborate with development teams to help identify and develop reusable platforms/libraries.

Key Requirements

• Can do attitude
• Highly motivated to bring fresh thoughts to the table
• Highly creative and most importantly willing to exercise it
• Self-starter and self-learner focused on research and learning
• Ability to play a variety of roles and most importantly take accountability
• Ability to communicate openly and embrace various perspectives without judgment
• Believe in a ”No politics” attitude. Politics can be detrimental to yourself and the organization.

CTC - 12 to 14 LPA

Experience - 3+ Years

Skills:

• Mandatory experience on Angular 2+
• Hands-on experience on MEAN stack
• Proficient with OOPS and design patterns
• Frontend using Angular 2+/ReactJS/VueJS
• Backend using NodeJS (ExpressJS/SailsJS)/Python/Java
• Good understanding of NoSQL & SQL databases
• HTML, CSS(Knowledge of web semantics, CSS Pre-processors preferable)
• Should be able to translate design to HTML, CSS Git

Good to have:

Mobile app experience using react-native, flutter, etc

AWS/Azure/GCP

Experience:

3+ years

At least one application in production