
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.

About RJ Fintech Solutions Pvt Ltd
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Responsibilities:
- Develop and maintain high-quality, efficient, and scalable backend applications.
- Participate in all phases of the software development lifecycle (SDLC)
- Write clean, well-documented, and testable code adhering to best practices.
- Collaborate with team members to ensure the successful delivery of projects.
- Debug and troubleshoot complex technical problems.
- Identify and implement performance optimizations.
- Participate in code reviews
- Hands-on experience with Springboot, Java 8 and above.
- 2-5 years of experience developing Java applications.
- Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
- Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Strong understanding of object-oriented programming (OOP) principles.
- Experience with design patterns and best practices for Java development.
- Proficient in unit testing frameworks (e.g., JUnit).
- Experience with build automation tools (e.g., Maven, Gradle).
- Experience with version control systems (e.g., Git).
- Experience with one of these databases – Postgres, MongoDb, Cassandra
- Knowledge on Retail or OMS is a plus.
- Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
- Ability to reverse engineer existing/legacy and document findings on confluence.
- Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.
- Document APIs using Lowe’s established tooling.
Responsibilities:
Leads technical design and development.
Ensure high-quality, scalable, and testable application architecture through
rigorous design leadership and best practices.
Owning complex features, writing quality code and tests, mentoring engineers,
and championing quality standards within a CI/CD environment.
Experience and Expertise Requirement :
8+ years related software development experience.
Proficiency in Java, SQL, Mongo and Angular, JavaScript, TypeScript, NodeJS.
Working experience in Angular 6+
JOB DESCRIPTION
Expertise in Gen AI frameworks, Lang Chain ecosystem, Hugging Face,
LLM capabilities, AI cost optimization
Very strong programming skills and should be able to write optimized,
modular code.
Should have good communication, and interpersonal skills.
Ability to work in faced-paced agile environment and cope with the speed of
scrum process.
Strong problem-solving skills and attention to detail.
Traits to take ownership of the components and deliver work that including
development, unit testing, and bug-fixing.
Deep understanding of design principles
Strong architecture knowledge with experience in HLD + LLD
Very strong debugging & problem-solving skill
Ownership mindset and ability to lead design
Ability to mentor other engineers
Strong coding excellence (clean code, SOLID, modular design)
Hands-on across Java, Node, Angular, SQL, Mongo
GenAI stack proficiency & integration patterns
Debugging proficiency is required across:
Distributed services
API integrations
UI state management
Query performance issues
AI pipeline debugging (Lang Chain, LLM cost optimization, prompt
chains)
JOB DESCRIPTION
1.Supervisory Responsibility
This position may have supervisory responsibilities.
Educational Qualification
Bachelor’s degree in computers or software engineering or
Master’s degree in computer science, Computer Applications
Role: Software Engineer (Integration)
Work Experience: Min. 2 years
About the Role
We are seeking a versatile Software Engineer (Integration) who thrives on solving complex technical challenges and connecting disparate systems with elegance and efficiency.
Responsibilities
● Design, develop, and maintain robust integration solutions between multiple systems
● Create scalable endpoints and implement efficient Cron jobs
● Develop and optimize integration scripts using Python and JavaScript
● Interface with legacy and modern systems, including SOAP and REST APIs
● Perform comprehensive system mapping and data transformation
● Architect solutions that bridge different technological ecosystems
● Collaborate across teams to ensure seamless system interoperability
Technical Skills Requirement
1. Programming Languages:
● Expert-level JavaScript and TypeScript
● Python scripting capabilities
● Working knowledge of React
2. Technical Expertise:
● Backend development proficiency
● SQL and NoSQL database integration
● REST and SOAP API implementation
● Endpoint design and optimization
● System integration architecture
Soft Skills Requirements:
● Exceptional problem-solving abilities
● Strong client communication skills
● Ability to ask precise, targeted technical questions
● Adaptable and quick-learning approach
● Detail-oriented with a holistic system understanding
Educational Qualifications:
● Bachelor's degree in Computer Science, or a related field
● 2-5 years of professional experience
● Proven track record of successfully connecting complex systems
● Demonstrated ability to work across technological boundaries
Employment Type: Full-time
Work days: 5 days a week
Location: Udyog Vihar, Gurgaon
As a Full Stack Developer; you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.
Responsibilities:
- Work with development teams and product managers to ideate software solutions.
- Design client-side and server-side architecture.
- Build the front end of applications through appealing visual design.
- Develop and manage well-functioning databases and applications.
- Write effective APIs.
- Test software to ensure responsiveness and efficiency.
- Troubleshoot, debug, and upgrade software.
- Create security and data protection settings.
- Build features and applications with a mobile responsive design.
- Write technical documentation.
Requirements:
- Backend: Spring (JAVA), Spring Boot, Laravel (PHP), MySQL, NoSQL, NGINXPlus.
- Frontend: Angular 5+ Ngrx/store5
- Infrastructure: Google cloud platform (App Engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Pusher.io (WebSockets), Filestack, Postmark app, 4 Tools: Postman app, JIRA.
- Rest APIs, Microservices, Agile, Oauth, Message Queue, Git.
- 6 years proven experience as a Full Stack Developer or similar role.
- Experience working with service-oriented architectures and web-based solutions.
- Familiarity with common stacks.
- Knowledge of multiple front-end languages and libraries (e. g. HTML/ CSS, JavaScript, XML, jQuery).
- Knowledge of multiple back-end languages (e. g. C#, Java, Python) and JavaScript frameworks (e. g. Angular, React, Node.js ).
- Familiarity with databases (e. g. MySQL, MongoDB), web servers (e. g. Apache) and UI/UX design.
- Experience working on Agile processes (Scrum, Kanban).
- Experience working on the AWS technologies.
- Excellent communication and teamwork skills.
- Great attention to detail.
- Organizational skills.
- An analytical mind.
- Degree in B. tech/BE.
What is the role?
You will be responsible for architecting and developing features on the application end to end. You will be working closely with the Product Managers and the Technical architect to come up with high-quality, resilient, and highly performant applications.
Key Responsibilities
- Design and develop SaaS-based applications based on microservices architecture.
- Work on core backend and ensure it meets the performance benchmarks.
- Work on the front end with ReactJS.
- Designing and developing APIs for the front end to consume.
- Constantly improve the architecture of the application by clearing the technical backlog.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- Education - BE/MCA or equivalent.
- Overall 4+ years of experience.
- Agnostic/Polyglot with multiple tech stacks.
- Worked on open source technologies – NodeJS, ReactJS, MySQL, NoSQL, MongoDB, DynamoDB.
- Good experience with Front-end technologies like JavaScript frameworks, ReactJS, AngularJS.
- Backend exposure – good knowledge of building API.
- Worked on serverless technologies.
- Efficient in building microservices in combining server & front-end.
- Knowledge of cloud architecture.
- Should have sound working experience with relational and columnar DB.
- Should be innovative and communicative in approach.
- Will be responsible for functional/technical track of a project.
Whom will you work with?
You will closely work with the engineering team and support the Product Team of Plum.
We are
A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.
Hiring for MERN Stack Developer. We Foresee a Blockchain Expert in You!
The best technologists are technology agnostic and that builds a stronger foundation to lead the dynamic trends. Strengthening our trust in the same, we have created an exciting opportunity for MERN Stack developers to learn blockchain and grow with us.
All we are looking for is working experience as a MERN developer and a keen interest in fintech applications.
As a rapidly growing blockchain company, Antier Solutions is always looking for professionals who have a penchant for new technologies.
Required Candidate profile
Primary Skills:
- Strong working knowledge of Typescript, MongoDB, MySQL, Express
- Strong proficiency in TypeScript, Javascript including DOM manipulation and the JavaScript object model, ES6
- Hands-on experience in React JS
- Strong understanding of HTML5, CSS3
- Strong understanding of NodeJS fundamentals
- Knowledge and experience working with PostgreSQL is a major plus
- Experience with ORM libraries
- Familiarity with RESTful APIs
- Knowledge of tools like Git, Github, JIRA, Cucumber, Jasmine, and others that make coding more efficient and easier to share
- Familiarity of working in either the AWS Cloud or Azure including Docker + Kubernetes based microservice deployment

Summary role description:
Hiring for Technical Lead - Full Stack for a global InsurTech SaaS product company
Company description:
Our client is a global digital SaaS platform InsureTech company headquartered in Silicon Valley providing omnichannel customer acquisition platform, Analytics powered customer engagement, services, and self-service portals and apps for agents as well as policyholders.
Role details:
- Title / Designation: Technical Lead – Full Stack
- Reporting Manager: Director of Product Engineering
- Location: Hyderabad/Hybrid
Role & Responsibilities:
- Develop, deploy, support, and implement web application projects
- Build scalable architecture, reusable patterns, and libraries for future use
- Conduct performance testing, review results, identify bottlenecks and report code
- Proactively identify and resolve potential problems/issues including authoring technical specifications
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Keeping up to date with industry trends and developments
- Motivate team members to learn the required skills and stay up to date on the execution
- Mentor, lead, and guide a team of Software Engineers
Candidate requirements:
- Overall, 6+ years of experience as Full stack developer, with a minimum 1-year experience in product development
- Experience in leading a team of 3+ members
- Experience in one or more of
- Frontend – AngularJS/Angular/ReactJS/VueJS
- Backend – PHP/Java/Python/NodeJS/Golang
- DB – Any relational Database (like MySQL, Oracle, or Postgres)
- Should have experience in restful JSON web services
- Should be competent in CI /CD tooling
- Experience working with 3rd party software integrations like REST APIs, SOAP APIs, XML, JSON
Selection process:
- Code pair
- 2 Technical interviews
- Final round
SiteRecon is looking for an Engineering Leader who can visualize the nuts and bolts of the product architecture and bring it to life. You will be responsible for leading the engineering team and contributing to product conception from an engineering standpoint. You will also be the thought leader for engineering in the team.
You will lead the development of new smart web applications and you will be mainly involved in the development of our platform (SiteRecon). You will be working in an exciting environment alongside people with tremendous ambition. You will have the freedom to implement your own designs & solutions. You will be working together with the core team of SiteRecon - all graduates from IITs working at the cutting edge for the past few years, CEO, CPO, and CDS.
Role and Responsibilities:
- Ensure high-quality customer experience through our products.
- Hiring and retaining engineering teammates.
- Inculcate a culture where high-quality engineers can thrive and grow.
- Contribute to product conception from an engineering perspective.
- Take complete, end to end ownership of development and production pipelines of internal tools and consumer-facing products.
- Ensure high performance, reliability, and availability of hosted deep learning and geoprocessing services.
- Translate high-level tasks and product requirement documents into technical design documents and scalable, maintainable and readable codebases.
- Develop and implement high and low-level system design for engineering projects.
- Develop scripts and set up the infrastructure for monitoring and logging for all deployed software.
- Coordinate with internal teams to understand data processing pipelines and provide technical solutions.
- Effectively lead teams of junior developers and ensure high code quality through code reviews, automated linting, etc.
- Represent engineering team before stakeholders outside SiteRecon (users, investors, job candidates)
Does This Sound Like You?
Must Haves:
- 3+ years of experience in the backend (preferably Django), frontend and software design and architecture.
- Experience with DevOps technologies such as Docker, Kubernetes, Jenkins or CI/CD.
- Knowledge of messaging services like Apache Kafka, RabbitMQ.
- Understanding of cloud services like AWS and GCP.
- Experience working at a startup that scaled while you were there.
- Experience managing a team, converting product requirements into engineering sow.
Good To Haves:
- Experience with PostGIS or any other geo-database.
- Understanding of Geographic Information Systems and related terminologies.
- Experience in developing production versions of deep learning applications.
Candidate attribute (Culture Fit):
- Comfortable operating in a constantly changing and fast-paced environment.
- A passionate, driven individual who can achieve results through both, independently and teamwork and collaborative approaches.
- Have a strong work ethic and natural ownership ability.
- Extensive experience in Javascript / NodeJS in the back end
- Front end frameworks such as Bootstrap, Pug, Jquery
- Experience in web frameworks like ExpressJS, Webpack
- Experience in Nginx, Redis, Apache Kafka and MQTT
- Experience with MongoDB
- Experience with Version Control Systems like Git / Mercurial
- Sound knowledge in Software engineering best practices
- Sound knowledge in RestFul API Design
- Working knowledge of Automated testing tools
- Experience in maintaining production servers (Optional)
- Experience with Azure DevOps (Optional)
- Experience in digital payments or financial services industry is a plus.
- Participation in the processes of strategic project-planning meetings.
- Be involved and participate in the overall application lifecycle.
- Collaborate with External Development Teams.
- Define and communicate technical and design requirements, understanding workflows and write code as per requirements.
- Develop functional and sustainable web applications with clean codes.
- Focus on coding and debugging.
Key Responsibilities:
- The Laravel/CodeIgniter (HMVC) Developer is expected to be able to perform all aspects of the development tasks, including front- end, back- end, and database development.
- Develop web sites, applications and rich multi- media experiences according to the brief and technical specifications.
- Must have experience and knowledge in Laravel/CodeIgniter (HMVC)/Symphony Framework.
- The applicant is expected to possess strong problem-solving skills programming, testing and troubleshooting skills.
- Proficiency in Laravel/CodeIgniter (HMVC)/Symphony framework(s), jQuery, JavaScript, AJAX, CSS, HTML, MySQL/Postgre SQL/Mongo DB.
- Eagerness to contribute to a team-oriented environment.
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality.
- Knowledge of object-oriented programming using HMVC framework.
- Good knowledge of the common Laravel/CodeIgniter (HMVC)/Symphony framework(s) or web server exploits and their solutions.
- Develop, record and maintain cutting edge web-based PHP applications on portal plus premium service platforms.
- Familiar with REST API's and Integration with third-party API's.
- Hands on Experience in an e-commerce environment would be an added advantage.
- Adhering to project coding standards and recommending improvements.
- Modifying existing software to correct errors, allowing it to function in new operating environments.
- Additional Technical skill set:
- AWS/Azure deployments and architecture.
- Knowledge of Web RTC.
- API
- Financial and Accounting related product knowledge.
Mandatory Skills :
- Laravel/CodeIgniter (HMVC)/Symphony framework(s), CSS, HTML, MySQL/Postgre SQL/Mongo DB, JavaScript, jQuery, AJAX
Education
UG: B.Sc. in Any Specialization, B.Tech/B.E. in Any Specialization, BCA in Computers
PG: Any Postgraduate in Any Specialization
Doctorate: Doctorate Not Required.
Job Type: Full-time







