
Sr. Backend Software Engineer(MERN Stack)
at A leading company who makes multilingual conversational chatbots. Their platform uses real-time insights and cues to help users improve their experience
We’re in search of a Back-End Software Engineer that specializes in server-side components. In this role,
you’ll primarily work on Node JS, Mongo DB, Redis, building scalable products and will bring a depth of
knowledge on algorithms and data structures. As a Back-End Software Engineer, on any given day you
might be architecting new features for our customers, refactoring existing code to be more scalable, and
seeing changes through to completion in a live environment.
Key Attributes you need to possess: -
- Prioritization- Should have a strong work ethics and show up on time at sessions with excellent skills
in predicting the amount of time needed to plan, coordinate, and perform on a task or managing their
clients as and when required.
- Quick Learning Ability- You should be an amazing self-learner who has the ability to learn new
technology on their own and are not threatened by new technologies. Someone who has an ability to pull
various bits of information and to process information on the fly with good logical and analytical skills.
- Deep and Broad Technical Experience- Someone who is able to hit the ground because they already
know the right technology.They should be able to meet coding principles and write code that is readable
and commented-on where appropriate.Through incorporating their cognitive abilities and extensive
industry experience, they are able to find optimal solutions easily.
- High-End User Focus-A good programmer does what they are asked to do, while a great programmer
thinks of the end user of the software and works to solve problems within the organization’s
capabilities.Someone who knows the functionality they’re creating is of high value.
-Business Acumen- Should have a great eye for Business acumen as the product build will be exposed to
millions of customers on-brand digital assets hence giving you exposure for handling a large user base in
a live environment.
-Teamplayer- Someone who is able to work in a challenging environment and requires complete
devotion, persistence and learning new things every day. As they will be involved in every fact of the
product development starting from product ideation, Interface design, user experience, analytics, and
engineering.
Typical work week look like:-
- Collaborating with the front-end developers and other team members to establish objectives and design
more functional, cohesive codes to enhance the user experience.
- Design and implementation of scalable applications by using asynchronous programming with
low-latency, high-availability, and performant applications between multiple systems, servers, and
environments.
-Integration of data storage solutions by creating database schemas that represent and support business
processes and also Integrating multiple data sources and databases into one system.
- Building reusable code and libraries for future use.
- Explore technical innovation and propose new solutions as and when required.
- Work with engineers, product managers and senior leadership to turn our product and technical vision
into a tangible roadmap every month.
Our ideal candidate should have:-
- 4+ years of relevant experience in a Tech Startup
- A solid grounding in Computer Science fundamentals (based on a BE/BTech or MS in Information
Technologies/Computer Science)
- Strong proficiency with JavaScript and knowledge of Node.js and frameworks.
- Strong hands on MongoDB and ability to write aggregation queries.
- Basic understanding of front-end technologies, such as HTML5, and CSS3.
- Hands-on on code versioning tools, such as Git, Redis, AWS, Sockets.
What you can expect from company:-
- Passion & happiness in the workplace with great people & open culture with amazing growth
opportunities.
- An ecosystem where leadership is fostered which builds an environment where everyone is free to take
necessary actions to learn from real experiences.
- Chance to work on the cutting edge of technology.
- Freedom to pursue your ideas and tinker with multiple technologies- which a techie would definitely
enjoy!!
If you have outstanding programming skills and a great passion for developing beautiful, innovative
applications, then you will love this job

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About Techjays
At Techjays, we build production-grade AI platforms for global clients. We operate at the intersection of backend engineering, distributed systems, and applied AI — delivering secure, scalable, and enterprise-ready intelligent systems. Our team has built and scaled products at Google, Akamai, NetApp, ADP, Cognizant, and Capgemini.
About the Role
This is not a feature-delivery role. We are looking for an AI Lead who can architect, own, and scale intelligent backend systems end-to-end. You will drive both technical direction and execution — working across LLM integrations, RAG pipelines, agentic AI workflows, and cloud-native backend systems for global clients.
What You'll Do
- Architect and scale backend systems powering AI-driven applications
- Design and implement RAG pipelines, AI agents, and LLM integrations
- Own systems end-to-end — from architecture to deployment and scaling
- Integrate and optimize LLMs (Claude, GPT, Gemini) for real-world production use cases
- Build high-performance distributed systems with observability and cost efficiency
- Lead backend and AI initiatives with strong technical ownership
- Mentor engineers and raise the technical bar across teams
- Collaborate with product and AI teams to deliver AI-native solutions
What We're Looking For
- 6–10 years of strong backend engineering experience
- Hands-on expertise in Python (FastAPI / Django / Flask)
- Deep understanding of Generative AI and LLM-based systems
- Strong experience with RAG pipelines and Vector Databases (Pinecone, FAISS, ChromaDB, Weaviate)
- Solid knowledge of Agentic AI — building autonomous agents and multi-agent workflows
- Proficiency in AWS or GCP in production environments
- Experience with distributed systems, microservices, and system design
- Strong grasp of Data Structures, Algorithms, and Design Patterns
- Familiarity with WebSockets, Git, Linux/Unix, and CI/CD
Nice to Have
- Experience with Anthropic Claude API and Claude Code
- Familiarity with real-time data systems or streaming (Kafka, etc.)
- MLOps and AI system lifecycle experience
- Optimizing AI systems for latency, cost, and scalability
Who You Are
- You think in systems, not just features
- You take full ownership of what you build
- You are comfortable navigating fast-moving, ambiguous environments
- You stay updated with the latest in Generative AI and backend technologies
- Strong communicator who can collaborate across teams and global clients
What We Offer
- Competitive compensation (Best in Industry)
- Work on production-grade AI systems used by global clients
- Exposure to cutting-edge AI tools and frameworks
- A culture that values clarity, integrity, and continuous growth
Profile: AWS Data Engineer
Mode- Hybrid
Experience- 5+7 years
Locations - Bengaluru, Pune, Chennai, Mumbai, Gurugram
Roles and Responsibilities
- Design and maintain ETL pipelines using AWS Glue and Python/PySpark
- Optimize SQL queries for Redshift and Athena
- Develop Lambda functions for serverless data processing
- Configure AWS DMS for database migration and replication
- Implement infrastructure as code with CloudFormation
- Build optimized data models for performance
- Manage RDS databases and AWS service integrations
- Troubleshoot and improve data processing efficiency
- Gather requirements from business stakeholders
- Implement data quality checks and validation
- Document data pipelines and architecture
- Monitor workflows and implement alerting
- Keep current with AWS services and best practices
Required Technical Expertise:
- Python/PySpark for data processing
- AWS Glue for ETL operations
- Redshift and Athena for data querying
- AWS Lambda and serverless architecture
- AWS DMS and RDS management
- CloudFormation for infrastructure
- SQL optimization and performance tuning
Required skills:-
2+ years of experience in the Development of JAVA technology.
Strong Java Basics
SpringBoot or Spring MVC
Hands-on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
Proficient in REST API development
Messaging Queue (RabitMQ or Kafka)
Microservices
Any Caching Mechanism
Good at problem-solving
Good to Have Skills:
2+ years of experience in using Java/J2EE tech stacks
Good understanding of data structures and algorithms.
Excellent analytical and problem solving skills.
Ability to work in a fast-paced internet start-up environment.
Experience in technical mentorship/coaching is highly desirable.
Understanding of AI/ML algorithms is a plus.
👋🏼We're Nagarro.
We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale across all devices and digital mediums, and our people exist everywhere in the world (18000+ experts across 33 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in!
REQUIREMENTS:
- Experience: 13-15 years
- Strong technical background with node.js, event loop understanding, unit testing, developing web application & APIs, event & stream, call-back & closures, promise, async/await, accessing file system, Optimization techniques
- understanding of different components such as web server, storages, integrations
- should have worked on designing and building server-side solutions (in any technology), build process of node.js, CI/CD process of node.js, multi-tasking (working on multiple things at same time)
- Good knowledge of functional and Object-Oriented Programming
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Familiarity with Azure pipeline
- Should have experience in Identifying software application weaknesses and target areas and sketching out ideas for automated software test procedures. Reviewing software bug reports and highlighting problem areas.
- Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment.
- Fundamental knowledge of design patterns
- Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features, and technical designs.
- Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery.
- Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios.
RESPONSIBILITIES:
- Writing and reviewing great quality code
- Understanding functional requirements thoroughly and analysing the client’s needs in the context of the project
- Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns, and frameworks to realize it.
- Determining and implementing design methodologies and tool sets
- Enabling application development by coordinating requirements, schedules, and activities.
- Being able to lead/support UAT and production roll outs.
- Creating, understanding, and validating WBS and estimated effort for given module/task, and being able to justify it.
- Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
- Giving constructive feedback to the team members and setting clear expectations.
- Helping the team in troubleshooting and resolving of complex bugs
- Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken.
- Carrying out POCs to make sure that suggested design/technologies meet the requirements.
Requirements:
- Bachelor’s degree in computer science, computer engineering, or related field.
- Experience working with ruby on rails as well as libraries like Resque and RSpec.
- Ability to write clean ruby code.
- Proficiency with code versioning tools including Git, Github, SVN, and Mercurial.
- Familiarity with MVC, Mocking, RESTful, and ORM.
- Good understanding of front-end technologies including HTML5, JavaScript, and CSS3.
- Knowledge of server-side templating languages including Slim and Liquid.
- Familiarity with testing tools.
Are you passionate in coding, art and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced developers (blockchain, frontend, backend) to join our team and start a revolution!
About the role as a full stack engineer at Torum, you will be remotely working alongside our core development team from India, Turkey, Malaysia and other regions in the future. A good mindset of forward planning should be cultivated to better your performance!
You will also get involved in constant discussions with our Lead Developer and Operational team members regarding the ideas, concepts as well as feature specifications to further enhance our platform.
Key Responsibilities and Scope
- Delivering well tested, high quality software
- High scalability and flexibility solutions using micro services
- Work well in teams (bonus points if able to lead)
- Qualifications and experience
Highly Favored Experience
- Experience with Solidity
- Web3 JS experience
- Good software engineering skills, insights, and experience
- Good knowledge of cryptography
- Important: Ability to communicate (orally and verbally) well with the team in English
- Experience in building large-scale apps like Social Media, E-commerce, etc. where performance, scalability, and availability are the top priorities
Qualifications and Experience location GMT+8 or GMT+5:30
- Ability to work remotely or on-site (if Malaysia)
- More than 3 years of experience with Node JS (Express framework)
- Hands-on experience with front-end framework is a bonus (React JS/Angular JS /Vue JS)
- More than 3 years of experience with experience with MongoDB
- Experience in leading, or being a Senior in the backend team to build, constantly improve and optimize a commercial level product, with a decent user base
- Passion for best design, developing and coding practices
- Creating servers and databases for functionality
- Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
- Excellent debugging and optimization skills
- Unit/integration testing experience













