Job Title: Lead – Application Engineering
Remote | Chennai | Hyderabad | Bangalore
Tiger Analytics is a global AI and analytics consulting firm. With data and technology at the core of our solutions, our 2800+ tribe is solving problems that eventually impact the lives of millions globally. Our culture is modelled around expertise and respect with a team-first mindset. Headquartered in Silicon Valley, you’ll find our delivery centres across the globe and offices in multiple cities across India, the US, the UK, Canada, and Singapore, including a substantial remote global workforce.
We’re Great Place to Work-Certified™. Working at Tiger Analytics, you’ll be at the heart of an AI revolution. You’ll work with teams that push the boundaries of what is possible and build solutions that energize and inspire.
Curious about the role? What your typical day would look like?
We are looking for Tech Leads working with our Application Engineering team, designing, and developing a variety of applications. More specifically, you will:
- Determine the functional, non-functional requirements and scope working with the business analysts and engineering managers
- Design and develop multi-tier, cloud-native, high performance, and scalable solutions
- Apply software engineering principles, design patterns and best practices to build solutions that are testable, secure, and robust
- Lead cross functional agile teams across the software development lifecycle
- Evaluate design alternatives using proof of concepts and collaborate with architects to choose optimal solutions
- Performing design and code reviews
- Collaborate with project/program managers to estimate, plan, and mitigate technical risks at module/project level
- Mentor and groom developers to deliver high quality solutions
What do we expect?
- Years of Experience: 5+ years
- Relevant hands-on experience with one of more of the following:
- Programming Languages – Python with Django / Flask / Java / C#.net
- Web server technologies - Node.js / Nginx
- Database technologies - MySQL / Oracle / PostgreSQL / MongoDB
- Testing frameworks – Junit/ Selenium
- Cloud environments - AWS / Azure / GCP (Good to have)
- Good understanding of API design and development
You are important to us, let’s stay connected!
Every individual comes with a different set of skills and qualities so even if you don’t tick all the boxes for the role today, we urge you to apply as there might be a suitable/unique role for you tomorrow.
We are an equal opportunity employer. Our diverse and inclusive culture and values guide us to listen, trust, respect, and encourage people to grow the way they desire.

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About Vijay Sales
Vijay Sales is a leading eCommerce and retail brand delivering exceptional experiences to customers across India. Leveraging technology to enhance shopping experiences, we are on a mission to create seamless omnichannel platforms and innovative solutions for our customers. Join our dynamic team to shape the future of retail technology.
Role Overview
As a Lead Backend Engineer, you will drive the development and optimization of robust backend systems for our products built on the MERN (MongoDB, Express.js, React, Node.js) stack. You'll lead a talented team of developers, design scalable architectures, and ensure the seamless integration of backend functionalities with our frontend systems.
Key Responsibilities
- Lead the design, development, and deployment of backend systems for Vijay Sales' products.
- Architect scalable, secure, and high-performance APIs and microservices.
- Mentor and guide a team of backend developers, ensuring best practices in coding, architecture, and DevOps.
- Collaborate with cross-functional teams, including frontend engineers, DevOps, and product managers, to deliver end-to-end solutions.
- Optimize database structures and queries for performance and scalability.
- Implement and oversee CI/CD pipelines to streamline deployment processes.
- Troubleshoot and resolve performance bottlenecks, security issues, and other technical challenges.
- Stay updated on industry trends, tools, and technologies to continuously improve our stack.
Skills and Qualifications
Must-Have:
- Proven experience as a backend engineer with expertise in the MERN stack (Node.js, Express.js, MongoDB).
- Strong understanding of RESTful APIs and GraphQL.
- Proficiency in database design, indexing, and optimization (MongoDB is preferred).
- Hands-on experience with containerization tools like Docker and orchestration platforms like Kubernetes.
- Strong knowledge of authentication/authorization frameworks (JWT, OAuth2).
- Experience with cloud platforms like AWS, GCP, or Azure.
- Proficiency in DevOps practices, including CI/CD pipelines and version control systems (Git).
- Excellent problem-solving skills and a proactive attitude toward innovation.
Nice-to-Have:
- Experience in building scalable eCommerce platforms or omni-channel systems.
- Knowledge of front-end technologies (React.js) for seamless backend integration.
- Familiarity with message brokers.
- Serverless and Micro Architectures
- Exposure to AI/ML-driven applications for personalization and recommendation engines.


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JD For Node (backend):
Hands-on technologists, who will help us architect and design large-scale, multi-tiered, microservice based distributed software systems and services using object-oriented design, distributed programming, PHP, NodeJS, Python etc.
Responsibilities:
Collaborate with cross functional teams, gathering business and functional requirements, to solve complex problems by building high volume transactional systems that handle massive data and high traffic.
Be a part of the full development life cycle, end-to-end from scoping, effort estimation, risk identification, implementation and testing, while meeting project schedules and timelines.
Work on (and recommend) the best technologies, components on server side tech. Proactively identify architectural weaknesses, design issues, performance and scalability issues, and recommend solutions.
Complete ownership of problem-free execution of owned modules and solutions, with focus on code optimisation, code quality, maintainability etc.
Balance short-term versus long-term actions, strategic versus tactical requirements, while continuing to move forward towards the strategic vision.
Requirements:
BE/B.Tech in computer science or equivalent experience from top college, with 3-6 years of hands-on experience in design/development of building massively large scale, microservice based, high traffic Node.js applications (including Socket.io and Express or similar)
Excellent data structure & algorithm and problem solving skills, full-stack knowledge and (preferred) application architectural experience and/or understanding
Proficiency in multiple programming languages, both dynamic and strongly typed object oriented languages. Knowledge of one or more of: PHP, Python, Couchbase, DynamoDB, NoSQL, Terraform, Cassandra, Redis, AWS etc.
End user-focused, react well to changes, work with teams and be able to multitask while enjoying challenging assignments in a high-energy, fast growing and start-up workplace.
Familiarity with Agile development, Scrums, continuous integration, and test driven development processes.
Prior startup experience of large scale B2C product company background is preferred.
Mandatory Skills - 4 years in Nodejs, JavaScript, Express.js, MongoDB, Data Structures, Algorithms
"Expertise in Node.js Web frameworks like Meteor, Express, and Kraken.JS
Expertise in building highly scalable web services using Node.js, Create REST API with the help of Node middleware
Deep understanding of REST and API design
Experience designing APIs for consistency, simplicity, and extensibility.
Expertise with JavaScript testing frameworks like Jasmine, Quit, Mocha, Sinnon and Chai.
Expertise with building tools like Web pack, gulp, and grunt.
Integration of various application components
Experience in various phases of the Software Development Life Cycle (SDLC) such as requirements
analysis, design, and implementation in an agile environment, etc.

- Building products that impact millions
- Working on really tough problems that challenge you
- Being part of a small team where you are impactful
- 50K+ API requests/min
- 25K+ concurrent users every second
- Code, code & code
- Independently implement small to medium features
- Pick up & master new technologies
- Be a kickass developer
- A team that loves coding & building exceptional quality products
- Challenges that will push you beyond your limits
- A democratic place where everyone is heard & aware
- No hierarchy, politics, bosses, managers or anything like that
- And most importantly, Happy Vibes!

Key Responsibilities
● Work closely with principal engineers and product manager to deliver quality technology solutions.
● The SDE 2 core responsibilities include working on highly-maintainable and unit tested software components/systems that address the problems and guiding junior developers for the same.
● Will be working in a fast paced and agile work environment delivering quality solutions that have immediate business impact.
● Complete ownership of the projects you deliver while collaborating with technical and non-technical people in charge .
● A self-motivated learner and builder with strong customer focus and quality delivery.
● Ensure the process is being followed and quality code is being maintained by doing proper code review and testing if needed.
BASIC QUALIFICATIONS
● Bachelor’s degree or higher in Computer Science and min of 2 years of Software Development in MERN .
● Familiar with MERN Stack (React for frontend role and Express Node Mongo for backend role).
● Proven track record of building large-scale, highly available, low latency, high quality distributed systems and software products
● Possess an extremely sound understanding of basic areas of Computer Science such as Algorithms, Data Structures, Object Oriented , Databases.
● Excellent coding skills .
● Great problem solving skills and propensity to learn and develop tech talent.
● Ability to think big about problem statements, recommend alternative technical approaches and build optimal solutions.
PREFERRED QUALIFICATIONS
● Bar raising tech skills in building next gen customer experiences using technology .
● Sound understanding of putting in place and leading engineering excellence initiatives across team(s) such as code review , quality coding and unit test .
● Excellent verbal and written communication skills.
- Understand the fundamentals of Software Engineering, such as Data Structures, Algorithms, Design Patterns
- Ability to write Java applications using Spring, Springboot or any other microservices frameworks
- Experience in the development of REST applications, in Java or Kotlin
- Capable of writing effective APIs
- Solid knowledge of JVM fundamentals such as classloading, memory management, garbage collection
- Demonstrated experience in platform API design and development
- Knowledge on microservice and event-driven architecture
- Experience in working with version control frameworks such as Git (preferable), SVN
- Experience with NoSQL databases (MongoDB or Cassandra) & Relational Databases
- Solid understanding of TDD & Agile principles such as CI / CD, with a proven track record of implementing solutions centred around those concepts
- Excellent communication, collaboration, reporting, analytical and problem solving skills
• 3+ years development and delivery experience with Java, Springboot, Micriservices, JPA and from reputable institutes • Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns • Familiarity with databases like MySQL, MongoDB, Redis etc • Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications • Exposure to CI/CD using Gitlab, Jenkins preferred • Familiarity with Docker, Kubernetes, EFK Stack is preferred • Broad knowledge of web standards relating to APIs (OAuth, SSL etc.) • Exposure to product development is preferred • Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases. o The microservices shall expose APIs which allow ease of integration with variety of client apps o Microservices should handle a scale of thousands of requests per second • Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka • Debugging issues on a live setup • Lead a small team of engineers • Create test cases and technical documentation • Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices |
Key Skills
- In depth knowledge of Node.js
- Knowledge of integration with front-end JavaScript libraries and frameworks like react js
- Should be experienced with Micro-services.
- Knowledge of both SQL and NoSQL databases such as MySQL, Oracle, MongoDB
- Working experience of Git preferably bitbucket.
- Good knowledge of CI/CD preferably using bitbucket pipelines and Jenkins.
- Working knowledge of agile methodologies and techniques
-Strong logic and analytical skills.
-Experience with Node.js, Javascript, HTML5, CSS3.
-Database Experience - Postgres or other relational databases.
-Proficient understanding of code versioning tools, such as Git.
- Experience with performance debugging and benchmarking
- Integration of user-facing elements developed by front-end developers with server-side logic
- Must understand the project requirement and technical documents.
- Ability to complete the task within a specified time with full accuracy.
- Team player with organizational skills. Need to perform programming work in the mobile application as per requirement.



