Fullstack Developer

Position Name : Senior Software Architect

📍 Location : UB City, Bengaluru (Hybrid – 3 days in office)

🕒 Experience : 11 to 18 Years

📅 Notice Period : Immediate to 1 month

👥 Open Positions : 2

Role Overview :

• We are looking for a Senior Software Architect to design, build, and scale high-performance SaaS B2B applications.
• The ideal candidate will have deep expertise in MERN stack (MongoDB, Express.js, React.js, Node.js), AWS, and microservices-based architectures.
• This role requires at least 3 Years of experience in an Architect position, with a strong background in building scalable products and handling daily releases.

Key Responsibilities :

• Architect and develop scalable SaaS B2B products using React, Node.js, GraphQL, Elasticsearch, and Micro Frontend Architecture (MFE).
• Design and implement microservices-based distributed systems and RESTful APIs.
• Optimize frontend interfaces using React, Redux, Next.js, HTML, and CSS.
• Develop robust backend APIs using Node.js, Express.js, and MongoDB/PostgreSQL.
• Utilize AWS services (EC2, S3, SQS, SNS, DocumentDB, OpenSearch) and containerization (Docker, Kubernetes).
• Implement scalable database schemas and ensure optimal performance.
• Work with GraphQL for efficient data querying and manipulation.
• Ensure security, reliability, and high availability of the platform.
• Lead and mentor development teams, conduct code reviews, and enforce best practices.
• Collaborate with cross-functional teams to deliver business-driven software solutions.

Required Skills & Experience :

✅ 3+ Years as a Software Architect and currently in an Architect role.

✅ 5+ Years of experience in full-stack development with the MERN Stack.

✅ Strong knowledge of scalable architectures, microservices, and cloud-native SaaS products.

✅ Experience in AWS deployment, cloud infrastructure, and DevOps.

✅ Hands-on experience with Micro Frontends (MFE).

✅ Experience in handling everyday releases and working in Agile environments.

✅ Strong problem-solving skills, logical thinking, and architectural decision-making.

✅ Bachelor’s or Master’s degree in Computer Science or related field.

Preferred :

• Experience in B2B SaaS product development.
• Background in product-based companies.
• No prior experience in Walmart or similar large enterprises.
• Candidates should be based in Bengaluru (Outstation candidates will not be processed).

Role & Responsibilities

• work with peers in Product, QA, and other Engineering departments;
• coach and mentor team members;
• cautiously drive adoption of new technologies and processes;
• preserve our engineering values of quality, scalability, and maintainability;
• “see around corners” — identify blind spots and prioritize work across teams;
• work with international teams to ensure successful product development and delivery; and
• own the overall architecture and systems engineering for your products.

Ideal Candidate

• exceptional communication and organizational skills;
• experience recruiting for and building software engineering teams;
• the ability to inspire and motivate team members;
• a strong technical background in software engineering and architecture, and experience with modern programming languages and frameworks;
• 6+ years of software development experience; and
• 4+ years of experience managing software teams (as a Team Lead or a Manager) or similar experience as an individual contributor.

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.

• Ship high-quality, well-tested, secure, scalable, extensible, and maintainable code as well as perform code review.
• Lead a team of highly efficient developers working on agile development practices including sprint planning.
• Apply design principles and patterns in creating enterprise-level solutions, as needed.
• Design products, services, and systems that are resilient to the iteration and change required by the needs of the business.
• Research new technologies and development methodologies to drive efficiency and improve customer experience.
• Coordinated with the US-led product and sales team to strategize and carry out the development of custom features and functionality requests.

• 3+ years of experience as a Full stack developer.
• Extensive experience working with NodeJS platforms.
• Expertise in building robust REST and GraphQL APIs.
• Hands-on experience with frameworks like ExpressJS, NextJS, and Fastify.
• Hands-on experience with SQL/NoSQL databases like PostgreSQL, MySQL and Redis.
• Hands-on experience in working with React-related libraries like Redux,
• MaterialUI and frameworks like NextJS.
• Strong hands-on experience with source code management systems like git.
• Working knowledge of WebSocket technologies.

• We offer the best market salaries for ideal candidates.
• Our culture is focused on talent development with semi-annually promotion cycles and company-sponsored certifications.
• The opportunity to work with and lead cutting-edge technologies.
• Opportunity to earn company stock options.
• Mediclaim hospitalization insurance for self, spouse, two children, and parents.

• Strong at Core Java and OOPs concepts

• Exposure to Spring, Spring Boot and Spring Security
• Exposure to implementation of RESTful APIs
• Exposure to programming using Queues and No SQL database
• Good understanding about JavaScript, JQuery and HTML
• Good understanding about Data Structures and Multithreaded Programming
• Good understanding about Design Patterns
• Good understanding about Standard and Secure Coding practices

• Involvement in the entire lifecycle of a project, including strategy, vision, design, UX, coding,architecture, deployment etc. and you will chiefly deliver clean, testable and well-designed codefor the same.
• Coding new features, functionalities, modules, sub modules.
• Managing development cycle using SVN/Git or any other appropriate Version control Software.
• Enhancing existing features.
• Checking for cross-browser compatibility.
• Coding new features, functionalities, modules, sub modules.
• Meeting both technical and client needs.

• Experience in product development using a broad range of programming technologies.
• Experience with MEAN (MongoDB, ExpressJS, AngularJS and NodeJS) stack.
• Experience with design/development of RESTful APIs.
• Strong understanding of the latest MVC frameworks and UI toolkits.
• Strong understanding of HTML5, CSS3, Javascript, AJAX and JSON.
• Working on any of the following Client Side MVC/MVVM frameworks: AngularJS, BackboneJS,KnockoutJS, JSON, JavaScript, Advance JavaScript, UI and UX design, Bootstrap, Ionic, and React.
• Good analytical and programming skills.
• Proactive thinking and a good team player.
• Working experience with micro services will be a given advantage.

Knowledge of Node.js and frameworks available for it (such as Express, StrongLoop, etc depending on your technology stack)

Understanding the nature of asynchronous programming and its quirks and workarounds

Good with REST Api and integration of many API's in our backend

Good understanding of server-side templating languages (such as Jade, EJS, etc depending on your technology stack)

Understanding accessibility and security compliance

User authentication and authorization between multiple systems, servers, and environments
Integration of multiple data sources and databases into one system

Understanding fundamental design principles behind a scalable application

Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform

Creating database schemas that represent and support business processes
Implementing automated testing platforms and unit tests

Proficient understanding of code versioning tools, such as Git
Good Code writing skills 
Integration with Shopfy, Zoho, ERP, CRM is a plus.