Mean Stack Developer

Job Title : Full Stack Engineer (Python + React.js/Next.js)

Experience : 1 to 6+ Years

Location : Bengaluru (Indiranagar)

Employment : Full-Time

Working Days : 5 Days WFO

Notice Period : Immediate to 30 Days

Role Overview :

We are seeking Full Stack Engineers to build scalable, high-performance fintech products.

You will work on both frontend (Typescript/Next.js) and backend (Python/FastAPI/Django), owning features end-to-end and contributing to architecture, performance, and product innovation.

Main Tech Stack :

Frontend : Typescript, Next.js, React

Backend : Python, FastAPI, Django

Database : PostgreSQL, MongoDB, Redis

Cloud : AWS/GCP, Docker, Kubernetes

Tools : Git, GitHub, CI/CD, Elasticsearch

Key Responsibilities :

• Develop full-stack applications with clean, scalable code.
• Build fast, responsive UIs using Typescript, Next.js, React.
• Develop backend APIs using Python, FastAPI, Django.
• Collaborate with product/design to implement solutions.
• Own development lifecycle: design → build → deploy → monitor.
• Ensure performance, reliability, and security.

Requirements :

Must-Have :

• 1–6+ years of full-stack experience.
• Product-based company background.
• Strong DSA + problem-solving skills.
• Proficiency in either frontend or backend with familiarity in both.
• Hands-on experience with APIs, microservices, Git, CI/CD, cloud.
• Strong communication & ownership mindset.

Good-to-Have :

• Experience with containers, system design, observability tools.

Interview Process :

1. Coding Round : DSA + problem solving
2. System Design : LLD + HLD, scalability, microservices
3. CTO Round : Technical deep dive + cultural fit

Review Criteria:

• Strong Software Engineer fullstack profile using NodeJS / Python and React
• 6+ YOE in Software Development using Python OR NodeJS (For backend) & React (For frontend)
• Must have strong experience in working on Typescript
• Must have experience in message-based systems like Kafka, RabbitMq, Redis
• Databases - PostgreSQL & NoSQL databases like MongoDB
• Product Companies Only
• Tier 1 Engineering Institutes preferred (IIT, NIT, BITS, IIIT, DTU or equivalent)

Preferred:

• Experience in Fin-Tech, Payment, POS and Retail products is highly preferred
• Experience in mentoring, coaching the team.

Role & Responsibilities:

We are currently seeking a Senior Engineer to join our Financial Services team, contributing to the design and development of scalable system.

The Ideal Candidate Will Be Able To-

• Take ownership of delivering performant, scalable and high-quality cloud-based software, both frontend and backend side.
• Mentor team members to develop in line with product requirements.
• Collaborate with Senior Architect for design and technology choices for product development roadmap.
• Do code reviews.

Ideal Candidate:

• Thorough knowledge of developing cloud-based software including backend APIs and react based frontend.
• Thorough knowledge of scalable design patterns and message-based systems such as Kafka, RabbitMq, Redis, MongoDB, ORM, SQL etc.
• Experience with AWS services such as S3, IAM, Lambda etc.
• Expert level coding skills in Python FastAPI/Django, NodeJs, TypeScript, ReactJs.
• Eye for user responsive designs on the frontend.

MERN Stack Expertise: Strong hands-on experience with MongoDB, Express.js, React.js, and Node.js.

Frontend Skills: Proficiency in React (Hooks, Redux, Context API), JavaScript (ES6+), TypeScript, HTML5, CSS3, Tailwind/Bootstrap.

Backend & APIs: Building scalable microservices, REST/GraphQL APIs, authentication & authorization flows.

Database & Cloud: Expertise in NoSQL (MongoDB) and deployment on AWS/GCP/Azure with CI/CD pipelines.

Fintech/Payments Domain:

• Payment Gateway Integrations (Razorpay, Cashfree, PayU, CCAvenue, BillDesk).
• Banking APIs (UPI, IMPS, NEFT, RTGS, NACH) for Pay-In / Payout solutions.
• Knowledge of reconciliation, settlements, fraud detection, KYC/AML, PCI-DSS compliance.

Gaming Domain Exposure (Preferred):

• In-app purchase systems, wallets, tokens/credits, reward points.
• Real-time payment flows in multiplayer or gaming platforms.

Problem Solving: Ability to design, develop, and deploy independently from Day 1 with minimal supervision.

Location: Mumbai

Experience Required: 2+ Years

Job Type: Full-Time

Notice Period: Immediate Joiners

About the Role

We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.

Mandatory Criteria

• Candidate must be currently working or have prior experience in a product-based software development company
• Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)

Key Responsibilities

• Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
• Translate UI/UX designs into high-quality front-end code
• Build and integrate RESTful APIs
• Ensure performance, quality, and responsiveness of applications
• Participate in design discussions, code reviews, and contribute to technical documentation
• Work in a collaborative, agile development environment

Required Skills

• Strong proficiency in JavaScript, React.js, Node.js, and Express.js
• Hands-on experience with MongoDB or other NoSQL databases
• Solid understanding of RESTful APIs and architectural patterns
• Knowledge of version control systems like Git
• Understanding of CI/CD and cloud-based deployment practices
• Good grasp of performance optimization, caching, and security practices

MERN STACK DEVELOPER

ABOUT US

Datacultr is a global Digital Operating System for Risk Management and Debt Recovery, we drive Collection Efficiencies, Reduce Delinquencies and Non-Performing Loans (NPL’s). Datacultr is a Digital-Only provider of Consumer Engagement, Recovery and Collection Solutions, helping Consumer Lending, Retail, Telecom and Fintech Organizations to expand and grow their business in the under-penetrated New to Credit and Thin File Segments.

We are helping millions of new to credit consumers, across emerging markets, access formal credit and begin their journey towards financial health. We have clients across India, South Asia, South East Asia, Africa and LATAM.

Datacultr is headquartered in Dubai, with offices in Abu Dhabi, Singapore, Ho Chi Minh City, Nairobi, and Mexico City; and our Development Center is located out of Gurugram, India.

ORGANIZATION’S GROWTH PLAN

Datacultr’s vision is to enable convenient financing opportunities for consumers, entrepreneurs and small merchants, helping them combat the Socio-economic problems this segment faces due to restricted access to financing.

We are on a mission to enable 35 million unbanked & under-served people, access financial services by the end of 2026.

Position Overview

We are looking for a talented and enthusiastic MERN Stack Developer to join our development team. As a MERN developer, you will be responsible for building and maintaining full-stack web applications using MongoDB, Express.js, React.js, and Node.js.

Core Responsibilities

• Develop, test, and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).
• Design and implement robust, scalable, and secure RESTful APIs and backend services.
• Collaborate with UI/UX designers to build responsive, intuitive, and user-friendly web interfaces.
• Optimize applications for performance, speed, and scalability.
• Write clean, well-documented, and maintainable code following best practices.
• Participate in code reviews, team discussions, and agile ceremonies to ensure high-quality software delivery.
• Bonus skills: Familiarity with TypeScript, Docker, and CI/CD pipelines is a strong plus.
• Experience with cloud platforms such as AWS will be considered an added advantage.

Key Requirements

• 1 – 2.5 years of hands-on experience in full-stack development using the MERN stack.
• Proficiency in React.js, Node.js, Express.js, and experience with both PostgreSQL and MongoDB.
• Strong foundation in JavaScript, along with HTML5 and CSS3.
• ·Experience integrating and working with REST APIs and third-party APIs.
• ·Familiarity with Git and collaborative version control workflows.
• ·Solid problem-solving, debugging, and analytical skills.
• · Experience working in an Agile/Scrum development environment.

What We Offer

•  Opportunity to shape the future of unsecured lending in emerging markets
•  Competitive compensation package
•  Professional development and growth opportunities
• Collaborative, innovation-focused work environment
• Comprehensive health and wellness benefits

Location & Work Model

• Immediate joining possible 
• Work From Office only
• Based in Gurugram, Sector 65

Get to Know our Team:

In our Full stack Engineering department, we build the scalable, fault-tolerant systems and APIs that host our core business logic. Our systems cover all major areas of our business: such as TAM SAM, calculator, lead generation, campaign execution & data modeling. Most importantly though, we hire great people and empower them to be successful. Whether it’s building new projects or reimagining our existing business, you’ll make a big impact as part of the Full stack Engineering team.

The Opportunity: 

Swabhav is looking for developers to work on mission critical systems that deal with the designing and development of APIs.

In this Role, you’ll get to

• Lead development of features, experiments, technical projects and complex systems.
• Be a technical architect, mentor, and driver towards the right technology.
• Continue to evolve our architecture and build better software.
• Be a major contributor to our agile and scrum practices. 
• Get involved with software engineering and collaborate with server, other client, and infrastructure technical team members to build the best solution.
• Constantly look for ways to improve our products, codebase and development practices. 
• Write great code and help others write great code.
• Drive Technical decisions in the organization.

What You’ll Need to Succeed

• 3-6 years’ experience under your belt developing performance-critical applications that run in a production environment using Node Js, React Js or Next Js, PostgreSQL.
• Experience in full ownership of the systems involved.
• Hands on experience working with CRM platforms, Third party app integrations or Heavy file processing & Restful APIs.
• You understand that different applications have different data requirements.
• Good understanding of algorithms and data structures
• Strong coding ability.
• You are passionate about the craft of software development and constantly work to improve your knowledge and skills.
• Excellent communication skills.

It’s Great If You Have

• Experience with Scrum/Agile development methodologies.
• Experience building products.
• Core engineering infrastructure tools like Git for source control.

• Expertise with NodeJS (extensively using ExpressJS), AngularJS and MySQL
• Rich user interface development experience with HTML5, JQuery, w3css/bootstrap etc and JavaScript frameworks like AngularJS and Angular 
• Expertise in building real-time web applications using MQTT, Websocket, Socket.IO, and EventSource frameworks
• Comfortable with developing MVC architecture-based code
• Comfortable in using at least one of the Graph/Chart libraries
• Ability with report generation from HTML contents
• Skilled in implementing security features across the applications and components
• Experience with tools usage - Code quality, Memory/CPU profiling tools
• Skilled with code optimization techniques
• Experience with docker container usage
• Experience with LDAP is a plus
• Strong troubleshooting techniques
• The strong defect resolution process for minimized latency
• Familiarity with confluence management (JIRA)
• Good to have a basic understanding of PHP frameworks like Yii, Codeigniter and databases like  MongoDB
• Good to have strong networking fundamentals, prior working experience in network technologies and protocols
• Ability to build supportability features to reduce the defects in software components
• Knowledge of GNU tools, revision control software (SVN, Git, etc.) and development lifecycle is a plus

Title: Full Stack Developer

Skills/Roles hiring for: Node.Js, MongoDB, ExpressJs, Angular 6 (MEAN Stack), Web APIs.  We are looking for a full stack JavaScript developer to join an award-winning

Blockchain startup having PSU & Banks as clients.

Candidate must have

• Strong Javascript front-end/back-end development experience of 1 year
• In-depth working knowledge of Angular JS framework and
• Completed at least 1 project using
• Experience with HTML, JavaScript/AJAX/Jquery.
• Experience with open source tools & frameworks e. git etc.
• Familiarity with Web
• Experience with nodeJS RESTful
• Blockchain experience will be an added

Job Description:

• Testing and evaluating a new program
• Identifying areas for modification in existing programs and subsequently developing these modifications
• Writing and implementing efficient code
• Determining the operational practicality of software code
• Maintaining and upgrading an existing system
• User Training
• Make design and technical decisions for AngularJS
• Prepare documentation of written

The developer will report to the Technical Product Manager and must be willing to work in close coordination with other developers, product team, UX designers and business, and systems analysts.

Who we are:

We are leading CMMI Level 3 global organization. We enjoyed a stable leadership since its inception in the Silicon Valley, California in 1996. We have expanded from a single location to current presence in 5 global cities with round-the-clock connectivity.

Since inception, the driving core values inculcated by our founder, management team and investors have been the ongoing guiding force.

We emerged as a leading custom software development organization, spread across the globe. We made business easier and more profitable for varied small to medium size projects. As a technology partner, we deliver solutions in line with your business goals. With 2000+ happy customer base, vast experience of 20+ years, backed by offices in the US, Australia and India, providing next-door assistance and a round-the-clock connectivity. Our software solutions cover all major industries such as healthcare, digital enterprises, business automation and IT services, highlighting our expertise in Microsoft open source platform, mobile platforms and new technologies.

 To know more about we visit http://www.smartdatainc.com">http://www.smartdatainc.com

About You:

Should build interactive consumer data from multiple systems and restfully abstract to the UI through a Node.js backend.

• Should define code architecture decisions to support a high-performance and scalable product with a minimal footprint
• Should address and improve any technical issues
• Should be good in communication skills and teamwork ability to work between different levels of developers.
• Should be able to work/handle projects single handed by own
• Should perform unit/per testing for creating a bug free solution.

You should possess:

• Experience of Node JS, Express JS, Mongo DB, Angular 2+.
• Knowledge of GIT, Jenkins tools or similar.
• Knowledge working with AWS (S3, EMR, EC2, RDS).
• Experience of Agile development and methodology.

Good to have:

•  Project management and deployment skills.
• Knowledge of Dockers and Kubernetes.

• Onsite experience.
• US business Visa.