
Senior Backend Developer (Node.js + AWS + MongoDB)
Job Title : Senior Backend Developer (Node.js + AWS + MongoDB)
Experience : 4+ Years
Location : Andheri, Mumbai (Work From Office)
About the Role :
We are looking for a highly skilled Senior Backend Developer with strong expertise in Node.js (NestJS), AWS, and MongoDB to join our growing engineering team.
This role requires someone who takes ownership, is proactive, and enjoys building scalable, high-performance backend systems in a fast-paced environment.
Key Responsibilities :
- Architect, design, and develop scalable backend services using Node.js (NestJS).
- Design and manage cloud infrastructure on AWS Services (EC2, ECS, RDS, Lambda, etc.).
- Develop and maintain high-performance database solutions using MongoDB.
- Work with Kafka, Docker, and serverless frameworks (SST) for efficient deployments.
- Optimize system performance, scalability, and reliability across services.
- Ensure application security, best practices, and compliance standards.
- Collaborate with cross-functional teams to deliver robust product features.
- Take end-to-end ownership of features from design to deployment.
Technical Requirements :
- 4+ years of backend development experience.
- 3+ years of hands-on experience with Node.js.
- 2+ years of hands-on experience with AWS.
- Strong experience with NestJS framework.
- Solid experience with MongoDB and database design.
- Experience with Kafka, Docker, and serverless architecture.
- Understanding of system design, scalability, and performance optimization.
Good to Have (Bonus Skills) :
- Experience with Python or other backend languages.
- Exposure to Agentic AI use cases or implementations.
- Strong understanding of security best practices.
What We’re Looking For :
- Curious mindset and eagerness to learn new technologies.
- Proactive problem solver with strong ownership attitude.
- Strong team player with effective communication skills.
- Positive, energetic, and passionate about building great systems.

About NeoGenCode Technologies Pvt Ltd
About
Welcome to Neogencode Technologies, an IT services and consulting firm that provides innovative solutions to help businesses achieve their goals. Our team of experienced professionals is committed to providing tailored services to meet the specific needs of each client. Our comprehensive range of services includes software development, web design and development, mobile app development, cloud computing, cybersecurity, digital marketing, and skilled resource acquisition. We specialize in helping our clients find the right skilled resources to meet their unique business needs. At Neogencode Technologies, we prioritize communication and collaboration with our clients, striving to understand their unique challenges and provide customized solutions that exceed their expectations. We value long-term partnerships with our clients and are committed to delivering exceptional service at every stage of the engagement. Whether you are a small business looking to improve your processes or a large enterprise seeking to stay ahead of the competition, Neogencode Technologies has the expertise and experience to help you succeed. Contact us today to learn more about how we can support your business growth and provide skilled resources to meet your business needs.
Candid answers by the company
IT & Engineering Talent Staffing
- Provides full-time and contract-based hiring, delivering handpicked, pre‑screened developers across tech stacks—ranging from web, mobile, AI/ML, Web3/blockchain.
- Maintains a bench o vetted candidates, offering fast delivery of interview-ready profiles—often within 24 hours.
- Offers payroll management, handling compliance, tax, attendance, and documentation for both contractors and full-time employees.
2. End-to-End Project Delivery
- Delivers full-stack development solutions: web, mobile, cloud, AI/ML, Blockchain/Web3.
- Manages entire project lifecycle—requirements gathering, design (UI/UX), development, deployment, and ongoing support .
3. Additional Offerings
- Expands into cybersecurity consulting, digital marketing, and cloud platform services (like AWS, GCP, Azure) .
- Provides strategic IT consulting to align technology solutions with business objectives
Similar jobs
• Exposure to latest Technology
• Opportunity working in different platforms
• Rapid Career Growth
• Friendly Knowledge sharing Environment
Criteria:
• BE/MTech/MCA/MSc
• 3+yrs Hands on Experience in TSQL / PL SQL / PG SQL or NOSQL
• Immediate joiners preferred/ Maximum notice period between 15 to 30days
• Candidates will be selected based on logical / technical and scenario-based testing
Note: Candidates who have attended the interview process with TnS in the last 6 months will not be
eligible.
Job Description:
Technical Skills Desired:
- Experience in either of these Relational DB’s MS SQL Server / PostgreSQL / AWS Aurora DB / MySQL / Oracle / NOSQL DBs (MongoDB / DynamoDB / DocumentDB) in an application development environment and eagerness to switch DB.
- Design database tables, views, indexes
- Write functions and procedures for Middle Tier Development Team
- Work with any front-end developers in completing the database modules end to end (hands-on experience in parsing of JSON & XML in Stored Procedures would be an added advantage).
- Query Optimization for performance improvement
- Design & develop SSIS Packages or any other Transformation tools for ETL
Functional Skills Desired:
- Banking / Insurance / Retail domain would be a plus.
- Interaction with a client a plus
Good to Have Skills:
- Knowledge in a Cloud Platform (AWS / Azure)
- Knowledge on version control system (SVN / Git)
- Exposure to Quality and Process Management
- Knowledge in Agile Methodology
Soft skills: (additional)
- Team building (attitude to train, work along, mentor juniors)
- Communication skills (all kinds)
- Quality consciousness
- Analytical acumen to all business requirement
- Think out-of-box for business solution
● You should be able to take ownership of a project end to end.
● Your primary focus will be to build, implement & maintain the complete back-end stack of the product.
● You will create production-grade code and will implement the solutions which run bug-free.
● Participate in product development discussions and product development road-maps.
● Collaborate with members across departments to identify and build on
improvements to products, processes, and systems.
Required Experience and Qualifications:
2 to 6 years of software development experience.
● Experience in working on application architecture design will be preferred.
● Experience in working on at least 1 or 2 projects, managing or leading the entire
tasks.
● Experience in Docker/Kubernetes, Agile methodologies & CI/CD automation process.
● Knowledge of Queueing technologies like Kafka, RabbitMQ, ActiveMQ, and Version control using Git.
● Experience in microservices architecture, in-memory systems like Redis and basic knowledge of Linux/Unix systems.
● Experience in building applications processing large volumes of streaming data will be preferred.
● Experience from a middle size company or from a startup will be preferred.
● BE/MCA/MSc in Computers/Information technology with a good academic record.
- Should be able to analyse requirements, design solutions, write code, debug code and modify existing software enhancements or develop new product software.
- Should be able mentor junior developers to perform their tasks more effectively and efficiently.
- Should be able to perform executions against project plans and meet delivery commitments.
- Should have good experience in source control, unit testing, code verification, documentation, automated build, continuous integration, metrics, and code reviews.
- May interact with product specialists / Project Managers / Product Owners to define system requirements and/or necessary modifications and to give status feedback.
- Should be able to work in an Agile Development Environment using SCRUM methodology.
- Should be able to communicate with other teams and stakeholders to achieve the given goal.
- Should be able to participate in the hiring processes.

Strong expertise in AWS architecture, deployment and coding using Python and AWS Lambda functions. She/ he should also have experience with NOSQL database like MongoDB/ DynamoDB and exposure to Machine Learning. She/ he should be familiar with Ajax calls, interaction with API using JSON files and xml.
Knowledge of testing tools like JMeter and Selenium and programming languages like Javascript and Dot Net will be a big advantage.
The person should be able to guide junior resources, perform code reviews and solve performance issues as required.
- Full Stack developer (.Net): (experience 3 to 6 years)
- Experience in designing multithreaded/concurrent/distributed systems.
- Experience in .Net framework and C# programming is required (3+ years).
- Experience in working on scalable non-blocking server side frameworks like Spring stack(2+ years)
- Experience with both SQL and NoSQL databases, Message brokers. ex: Postgres/MySQL, MongoDB/DynamoDB/Redis/Neo4j, Kafka (2 +years)
- Experience in Front end language and frameworks. JavaScript, must be an expert in one of the front end frameworks (ex: React) (2+)
- Understand cloud technologies and should have deployed applications or products in popular cloud platforms like AWS, GCP, MS Azure, etc (2+ years).
Optional:
- Experience with BigData is a big plus
- Knowledge of functional programming principles is a plus.
- Experience in HTML5 and CSS3
As a senior software engineer, you will contribute to our end-to-end supply chain platform. You'll work with all key stakeholders to deliver scalable, maintainable backend code and work with frontend developers to deliver amazing user experiences. We are building a design and process-centric culture where you'll play a key role in the implementation of the foundation of all our systems. Up for a challenge?
You are:
- A self-starter with a sense of what it takes to be successful as a team
- An agile - welcome change, do as little as possible and embrace continuous delivery
- Conscious about how quality is carried through from the UI to all layers underneath
- Opinionated, but flexible to accommodate the big picture
Responsibilities
- Analyze requirements, provide estimates and deliver code in an agile setup
- Stay on top of all owned work and raise red flags as early as possible
- Define the architecture, best practices, and coding standards
- Support continuous technical improvement by investigating alternatives and technologies and present them for architectural review
- Motivate team members, coach junior members, and extend goodwill to other employees
Tech9 India is looking for a mid-senior software engineer who is an expert with Nodejs and MongoDB. This is a great opportunity to work with a company that has a primary focus of making our customers happy by delivering value, without all the burdensome policies and rules that have become typical for outsourced software development companies.
If you are looking for a change this is what we can promise you:
- You will have challenging problems to solve
- You will have flexibility and autonomy to solve problems and deliver solutions
- We will provide a highly collaborative environment with skilled and super friendly teammates
- We will fully support you in developing software the right way
- We won't burden you with useless policies and procedures
- We will provide you the tools you need to do your job right
If this sounds attractive please apply! We'd love to talk to you!
Responsibilities:
- Work with cross-functional teams, using agile practices, write, debug and deliver code
- Produce solid, thoroughly tested features
Requirements:
- Mid level roles require at least 3 years of experience in Nodejs senior roles require at least 4 years of experience with Node.
- At least 3 years of experience developing in HTML and CSS
- Strong verbal and written communication skills
- Experience working with product managers and scrum teams to effectively translate business requirements into workflows
- Demonstrated ability to remove problems and overcome roadblocks
- Cloud platform experience
- Hands-on experience with APIs, microservices
- Multiple years of experience delivery solutions through an Agile delivery methodology
- Ability to understand complex systems and solve challenging analytical problems
- Ability to leverage multiple tools and programming languages to analyze and manipulate data sets from disparate data sources
- Strong problem solving skills and critical thinking ability








