Sr. Full stack Engineer

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).

A full stack developer job description for MERN stack developers centers on designing, developing, and maintaining robust web applications using MongoDB, Express.js, React, and Node.js as core technologies.

Responsibilities

• Develop and maintain scalable web applications using the MERN stack.
• Build interactive and responsive user interfaces with React.
• Implement server-side APIs and business logic using Node.js and Express.js.
• Design, model, and manage databases with MongoDB to ensure efficient data storage and retrieval.
• Integrate front-end with back-end systems and third-party services.
• Optimize applications for speed and scalability, troubleshoot and debug code, and ensure reliability.
• Collaborate with other developers, designers, and stakeholders in an agile environment to clarify requirements and deliver solutions.
• Implement security best practices and protect sensitive data.
• Participate in code reviews and mentor junior developers.

Requirements

• Proven experience with the MERN stack (MongoDB, Express.js, React, Node.js).
• Strong skills in JavaScript, HTML5, and CSS3.
• Familiarity with RESTful API design, version control systems (Git), and front-end frameworks like Bootstrap or Material-UI.
• Understanding of database design, schema management, and NoSQL principles.
• Problem-solving ability and communication skills.
• Bachelor's degree in computer science or related field (preferred).
• Experience working collaboratively in a team-oriented environment.

Key Skills

• JavaScript, React.js, Node.js, Express.js, MongoDB.
• HTML/CSS, RESTful APIs, Git.
• Familiarity with agile methodologies and UI/UX best practices.
• Testing, debugging, code optimization, and deployment.

We are looking for a highly skilled Senior Fullstack Engineer with deep experience across frontend, backend, cloud, and database systems. You will work closely with Engineering, Product, and cross-functional teams to build scalable, secure, and high-performance solutions. This role involves strong technical leadership, mentoring, and driving best practices across the organisation.

Responsibilities

• Technical Ownership: Architect and design complex, scalable full-stack solutions across systems and teams.
• Hands-on Development: Write clean, maintainable React (frontend) and Node.js (backend) code.
• Cross-Functional Collaboration: Partner with Product, Design, QA, and DevOps to deliver business value.
• Code & Design Reviews: Define and enforce coding standards, guide system design discussions.
• Scalability & Performance: Optimise services and UIs for speed, efficiency, and scalability.
• Mentorship: Coach senior/staff engineers and engineering leads; drive engineering best practices.
• Tech Strategy: Shape long-term technology vision; evaluate tools/frameworks; mitigate architectural risks.
• DevOps & CI/CD: Collaborate on automation, pipelines, and observability practices.
• Security & Compliance: Ensure outputs meet security and compliance standards (GLBA, GDPR, CCPA).

Qualifications

• Bachelor’s/Master’s in Computer Science, Engineering, or related field.
• 12+ years of software engineering experience, including 7+ years in full-stack development.
• Deep expertise in React, Node.js, and TypeScript.
• Proven experience architecting complex systems and influencing tech direction at scale.
• Strong understanding of data structures, system design, API design, and microservices.
• Experience with cloud-native systems, containers, and DevOps workflows.
• Excellent communication, mentoring, and leadership-by-influence skills.

Tech Stack

• Frontend: React, Redux/Context API, TypeScript, Tailwind/CSS-in-JS
• Backend: Node.js, Express/Nest.js, TypeScript
• API: REST, GraphQL
• Database: PostgreSQL, MongoDB, Redis
• Infra/DevOps: Docker, Kubernetes, GitHub Actions, AWS/GCP
• Testing: Jest, Cypress, React Testing Library, Supertest

Leadership & Team Expectations

• Experience mentoring and coaching developers.
• Strong track record of delivering complex projects.
• Ability to perform thorough code reviews.
• Skilled with agile methodologies (Scrum, Kanban).
• Strong project and timeline management capability.
• Excellent verbal and written communication skills.

Additional Skills

• Ability to explain technical concepts to non-technical stakeholders.
• Strong analytical and problem-solving skills.
• Ability to troubleshoot complex technical issues.
• Experience working with Product, Design, and QA.
• Ability to quickly learn and adapt to new technologies.

Perks

• Day off on the 3rd Friday of every month (one long weekend each month)
• Monthly Wellness Reimbursement Program
• Monthly Office Commutation Reimbursement
• Paid paternity leave

Responsibilities:

1. Develop and maintain web applications using React.js and Laravel.
2. Collaborate with cross-functional teams to define, design, and ship new features.
3. Write clean, maintainable, and efficient code.
4. Build reusable components and front-end libraries for future use.
5. Optimize applications for maximum speed and scalability.
6. Implement security and data protection features.
7. Collaborate with other team members and stakeholders to deliver high-quality software solutions.

Requirements:

1. Proven experience as a React.js and Laravel Developer.
2. In-depth knowledge of JavaScript, React.js, and Laravel.
3. Familiarity with RESTful APIs and modern front-end build pipelines and tools.
4. Experience with state management libraries such as Redux.
5. Solid understanding of the full web development process, from design to deployment.
6. Knowledge of version control (e.g., Git).
7. Strong problem-solving and communication skills.
8. Ability to work independently and as part of a team.
9. Bachelor's degree in Computer Science or a related field (preferred).

Nice to Have:

1. Experience with other front-end libraries/frameworks (Vue.js, Angular, etc.).
2. Knowledge of serverless architecture.
3. Experience with database systems (MySQL, PostgreSQL, MongoDB, etc.).
4. Familiarity with Docker and containerization.

·        Minimum 4+ years of experience as a Fullstack Developer with expertise in Angular, React, and Golang.

·        Strong knowledge and hands-on experience in database technologies such as PostgreSQL, Redis, and Cassandra.

·        Proficiency in front-end development using Angular and React frameworks.

·        Solid understanding of server-side development using Golang and building RESTful APIs.

·        Experience with database design, optimization, and query optimization techniques.

·        Familiarity with version control systems (e.g., Git), issue tracking tools, and agile methodologies.

·        Strong problem-solving and analytical skills.

·        Excellent communication and collaboration abilities.

Ability to work effectively in a fast-paced, dynamic environment and meet project 

Leaders at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.

Seenit’s suite of products (http://www.styleade.com/" target="_blank">www.styleade.com) enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping. The product has added 50 million USD to the top-line of one of the largest luxury retailers in the world. Store Associates and Stylists have assisted upwards of 100,000 consumers till date.

We would welcome someone to the team who wishes to:

• take ownership of the quality of code powering the product
• take an active role in the definition and evolution of best industry practices and procedures
• design, develop and test the core product software and databases to ensure strong optimization and functionality
• contribute in all phases of the development lifecycle
• support others to succeed and shine in a supportive team culture

• 4+ years experience in building consumer products
• experience of leading a team of 3 or more full stack developers
• experience in working with AGILE methodology
• experience deploying softwares to cloud providers such as GCP, AWS
• good knowledge of databases and query optimisations
• experience with MongoDB, Express JS, React JS, Node JS, TypeScript
• experience with caching implementation using Redis
• experience with Elastic Search will be an added advantage