MERN Stack Developer

Job Title : Senior Technical Consultant (Polyglot)

Experience Required : 5 to 10 Years

Location : Bengaluru / Chennai (Remote Available)

Positions : 2

Notice Period : Immediate to 1 Month

Role Overview :

We seek passionate polyglot developers (Java/Python/Go) who love solving complex problems and building elegant digital products.

You’ll work closely with clients and teams, applying Agile practices to deliver impactful digital experiences..

Mandatory Skills :

Strong in Java/Python/Go (any 2), with frontend experience in React/Angular, plus knowledge of HTML, CSS, CI/CD, Unit Testing, and DevOps.

Key Skills & Requirements :

Backend (80% Focus) :

• Strong expertise in Java, Python, or Go (at least 2 backend stacks required).
• Additional exposure to Node.js, Ruby on Rails, or Rust is a plus.
• Hands-on experience in building scalable, high-performance backend systems.

Frontend (20% Focus) :

• Proficiency in React or Angular
• Solid knowledge of HTML, CSS, JavaScript

Other Must-Haves :

• Strong understanding of unit testing, CI/CD pipelines, and DevOps practices.
• Ability to write clean, testable, and maintainable code.
• Excellent communication and client-facing skills.

Roles & Responsibilities :

• Tackle technically challenging and mission-critical problems.
• Collaborate with teams to design and implement pragmatic solutions.
• Build prototypes and showcase products to clients.
• Contribute to system design and architecture discussions.
• Engage with the broader tech community through talks and conferences.

Interview Process :

1. Technical Round (Online Assessment)
2. Technical Round with Client (Code Pairing)
3. System Design & Architecture (Build from Scratch)

✅ This is a backend-heavy polyglot developer role (80% backend, 20% frontend).

✅ The right candidate is hands-on, has multi-stack expertise, and thrives in solving complex technical challenges.

Unstop (Formerly Dare2Compete) is looking for Frontend and Full Stack Developers. Developer responsibilities include building our application from concept to completion from the bottom up, fashioning everything from the home page to site layout and function.

Requirements:-

• Write well-designed, testable, efficient code by using the best software development practices
• Integrate data from various back-end services and databases 
• Gather and refine specifications and requirements based on technical needs
• Be responsible for maintaining, expanding, and scaling our products
• Stay plugged into emerging technologies/industry trends and apply them into operations and activities
• End-to-end management and coding of all our products and services
• To make products modular, flexible, scalable and robust

Tech Skill:-

• Angular 10 or later
• PHP Laravel
• NodeJS
• MYSQL 8
• NoSQL DB
• Amazon AWS services – EC2, WAF, EBS, SNS, SES, Lambda, Fargate, etc.
• The whole ecosystem of AWS

Qualifications:-

• Freshers and Candidates with a maximum of 10 years of experience in the technologies that we work with
• Proven working experience in programming – Full Stack
• Top-notch programming and analytical skills
• Must know and have experience in AngularJS 2 onwards
• A solid understanding of how web applications work including security, session management, and best development practices
• Adequate knowledge of relational database systems, Object-Oriented Programming and web application development
• Ability to work and thrive in a fast-paced environment, learn rapidly and master diverse web technologies and techniques
• B.Tech in Computer Science or a related field or equivalent

About Kloud9:

Kloud9 exists with the sole purpose of providing cloud expertise to the retail industry. Our team of cloud architects, engineers and developers help retailers launch a successful cloud initiative so you can quickly realise the benefits of cloud technology. Our standardised, proven cloud adoption methodologies reduce the cloud adoption time and effort so you can directly benefit from lower migration costs.

Kloud9 was founded with the vision of bridging the gap between E-commerce and cloud. The E-commerce of any industry is limiting and poses a huge challenge in terms of the finances spent on physical data structures.

At Kloud9, we know migrating to the cloud is the single most significant technology shift your company faces today. We are your trusted advisors in transformation and are determined to build a deep partnership along the way. Our cloud and retail experts will ease your transition to the cloud.

Our sole focus is to provide cloud expertise to retail industry giving our clients the empowerment that will take their business to the next level. Our team of proficient architects, engineers and developers have been designing, building and implementing solutions for retailers for an average of more than 20 years.

We are a cloud vendor that is both platform and technology independent. Our vendor independence not just provides us with a unique perspective into the cloud market but also ensures that we deliver the cloud solutions available that best meet our clients' requirements.

What we are looking for:

● Overall 8+ Years of Experience in Web Application development.

● 3+ Years of Designing Middleware using NodeJS platform.

● 5+ Years of Experience in developing middleware using NodeJS

platform.

● 2+ Years of Experience in using NodeJS along with AWS Server-less

platform.

● Good Experience with Javascript / TypeScript, Event Loops,

ExpressJS, GraphQL, SQL DB (MySQLDB), NoSQL DB(MongoDB)

and YAML templates.

● Experience in developing Java, Angular, Java Full stack

● Good Experience with TDD Driven Development and Automated Unit

Testing.

● Good Experience with exposing and consuming Rest APIs and SOAP

APIs on NodeJS platform and Swagger API contracts.

● Good Experience in building NodeJS middleware performing

Transformations, Routing, Aggregation, Orchestration and

Authentication(JWT/OAUTH).

● Experience supporting and working with cross-functional teams in a

dynamic environment.

● Experience working in Agile Scrum Methodology.

● Very good Problem Solving Skills.

● Very good learner and passion towards technology.

● Excellent verbal and written communication skills in English

● Ability to communicate effectively with team members and business

stakeholders

Secondary Skill Requirements:

● Experience working with any of Loopback, NestJS, Hapi.JS, Sails.JS, Passport.JS

Why Explore a Career at Kloud9:

With job opportunities in prime locations of US, London, Poland and Bengaluru, we help build your career paths in cutting edge technologies of AI, Machine Learning and Data Science. Be part of an inclusive and diverse workforce that's changing the face of retail technology with their creativity and innovative solutions. Our vested interest in our employees translates to deliver the best products and solutions to our customers.

Position Purpose:

The Software Engineer II is responsible for independently developing and assisting in the design of a product that our customers and associates love. As a Software Engineer II, you will be part of a dynamic team with engineers of all experience levels who help each other build and grow technical and leadership skills while creating, deploying, and supporting production applications. In addition, Software Engineer IIs may be involved in configuration, security, resilience, performance tuning and production monitoring.

Major Tasks, Responsibilities & Key Accountabilities:

Delivery and Execution - Collaborates and pairs with other product team members (UX, engineering, and product management) to create secure, reliable, scalable software solutions; Documents, reviews and ensures that all quality and change control standards are met; Works with Product Team to ensure user stories that are developer-ready, easy to understand, and testable; Writes custom code or scripts to automate infrastructure, monitoring services, and test cases; Writes custom code or scripts to do destructive testing to ensure adequate resiliency in production; Program configuration/modification and setup activities on large projects using HD approved methodology; Configures commercial off the shelf solutions to align with evolving business needs Creates meaningful dashboards, logging, alerting, and responses to ensure that issues are captured and addressed proactively

Learning - Actively seeks ways to grow and be challenged using both formal and informal development channels; Learns through successful and failed experiment when tackling new problems

Plans and Aligns - Collaborates with other team members in agile processes; Assists in creating new and better ways for the team to be successful; Relates openly and comfortably with diverse groups of people; Builds partnerships and works collaboratively with others to meet shared objectives

Education Required:

The knowledge, skills and abilities typically acquired through the completion of a bachelor's degree program or equivalent degree in a field of study related to the job.

Years of Relevant Work Experience:

3+ years

Preferred Qualifications:

• Should have worked in a SaaS Company
• Experience in creating developer friendly integrations with other Apps/Software
• Experience in writing SQL queries against a relational database
• Experience in version control systems
• Experience in front end technology such as HTML, CSS, and Javascript/Typescript frameworks
• Experience in an object-oriented programming language (preferably Java)
• Experience in source code version control
• Experience in Relational or noSQL database technology
• Experience in cloud computing techniques
• Experience in CI/CD tools
• Experience in microservice-based architecture
• Experience with modern debugging and root cause analysis techniques
• Exposure to security frameworks for user and services authorization and authentication
• Exposure to creating and executing unit, functional, destructive and performance tests

• Expertise in Java server-side development: Core Java, Golang Servlets, Spring Core, React JS, Spring Boot with GRPC, and Hibernate.
• Exposure to microservice design patterns.
• Good knowledge in Data Structures, Algorithms, Object-Oriented Design, Analysis, Design patterns, and other computer science concepts.
• Knowledge of GraphQL, Kafka, PostgreSQL will be added advantage.

Do you thrive on working with cutting edge technology, with innovators in the early stages of ideas, products, or platforms? Do you have the passion to be a core member of a fast-growing start-up? Are you an expert or aspiring to become one who can work on the Full Stack of an application? Do you have a genuine interest in all software technologies? If the answer is yes, do reach out to us - Crediwatch is the place for you!

You will be exposed to work on every level of the stack in a highly agile, fast growing, start-up FinTech environment, while ensuring Breakthrough Simplicity in innovation and Diving Deep to arrive at a solution-based approach to problem solving and idea creation.

The environment at Crediwatch is vibrant and innovative! You will learn and regularly interact with peers who are the best at what they do and will motivate you to be the best version of yourself, technically and professionally.

The Role Expectation

• You will play a key role in the development of the core product, working directly with the Business team on realizing their needs and translating it into the product.
• You will be involved in the overall design, architecture and development of the application, maintaining quality and ensuring performance and compliance to software standards and guidelines
• You will adhere to the best practises of the Agile & TDD
• You will collaborate with the rest of the engineering team to design, prioritise and launch new features.
• You will take ownership for organising code and maintain its integrity at all points in time.
• You will be responsible for understanding and implementing security and data protection best practices.
• You will bring in a passion for technology and hunger to learn

You Have

• A sound knowledge of Python, hands-on experience in using Django/Flask etc., design patterns and application design
• Experience with database architectures like NoSQL, RDBMS. Eg: MongoDB/ Cassandra / Couchbase / MySQL
• A good understanding of message queues mechanisms like Redis/RabitMQ (or similar)
• Knowledge of python web crawling frameworks like Scrapy & Frontera
• Hands on experience with CI/CD
• Experience in using Git for source code management & Jira

Good to Have

• Strong Linux skills, knowledge of building large scale, multi-threaded applications and experience in designing and building RESTful web services,
• Building API services with GraphQL
• Skills in configuring and implementing Hadoop/HDFS, Elasticsearch and HBase or knowledge of any graph databases
• Prior experience in architecting large scale distributed systems and experience with cloud deployments on AWS/Azure
• Prior experience working in a fast-paced start-up environment.
• Domain knowledge in the financial/data space; any external, relevant certifications.

Your Background

• At least 6+ years of hands-on development experience
• A bachelor’s or master’s degree in a related field

You Believe-in & will align with our Business Objectives

• Customer Obsession - Consistently listen to customers; test, enhance and improve the customer experience.
• Breakthrough Simplicity - An innovative approach to make everything simpler
• Diving Deep -Technique used to arrive at a solution-based approach to problem solving and idea creation
• Drive for Results - Focus on end result of any task
• Encourage and Improve - Encouraging and promoting team work and focus on continuous self-development at every stage.
• Be Ethical and Respectful - Willingness to do the right thing – even if it is hard; courteousness and being focused on the best in others.

Who We Are

We build innovative technology everyday!

Crediwatch is a ‘Data Insights-as-a-service’ company that provides lenders, businesses with actionable credit intelligence on private entities they need to improve trust and increase their lending and trading activity. Crediwatch does this with no human intervention by deploying the latest practical AI and technology tools that provide the most reliable comprehensive real time inputs.

Each day at Crediwatch is about striving for transparent insights, analysis and accurate results. If this aligns with your interests and aspirations, we have interesting positions for you.

You Will Enjoy

Our start-up environment - fun, casual, informal, family & pet-friendly! Ours is a highly energized playground where brilliant minds come together to make bold, impactful decisions every day! Needless to say, we have excellent filter coffee, health drinks round the clock, lunch buffets, PS4 and Foosball breaks and a stocked kitchen.

We play to win and have fun doing it! We work to engage your brain by organizing brilliant TechTalks by industry leaders and frequent high-on-energy hackathons and engage your crazy fun-side at our well-planned retreats. We are a highly eco-conscious team and we encourage and support our team’s physical & mental wellbeing.

All these and a great set of people to work with - We Are Crediwatch!