Sr. Node.Js Developer

Role Overview

We are looking for an experienced Node.js Developer with deep expertise in backend engineering and related frameworks. The ideal candidate will be a strong problem solver, effective communicator, and proven mentor capable of leading development initiatives while ensuring code quality, scalability, and performance optimization.

Key Responsibilities

• Lead and contribute to multiple backend development projects ensuring high-quality delivery.
• Collaborate with business analysts, architects, and cross-functional teams to define technical specifications and gather requirements.
• Design and implement scalable, secure, and high-performance applications using Node.js and related frameworks.
• Develop detailed HLD (High-Level Design) and LLD (Low-Level Design) solutions.
• Mentor and guide junior developers, fostering knowledge sharing and growth.
• Participate in peer code reviews, ensuring adherence to best practices and coding standards.
• Optimize performance, concurrency, and scalability of applications.
• Implement CI/CD pipelines and ensure smooth deployment processes.
• Support and troubleshoot production issues, providing L3 support as required.
• Continuously research, evaluate, and integrate new technologies to improve applications and processes.
• Establish and enforce engineering best practices within the team.
• Actively participate in recruitment and talent-building initiatives.

Required Skills & Qualifications

• 5–10 years of strong professional experience in Node.js and frameworks like Express.js.
• Proficiency in MERN stack (preferred but must be heavy on Node.js).
• Strong understanding of multi-threading, concurrency, and performance optimization.
• Solid debugging, troubleshooting, and performance profiling expertise.
• Hands-on experience with source control systems (Git) and CI/CD environments.
• Familiarity with Agile methodologies (Scrum/Kanban).
• Strong knowledge of object-oriented and service-oriented application development.
• Excellent communication, leadership, and collaboration skills.
• Proven ability to work independently and in team settings with high ownership.

Job Title: Lead Backend Developer

Location: Bengaluru, India 

iAI Solution Pvt Ltd (https://iaisolution.com/),operates at the edge of applied AI where foundational research meets real-world deployment. We craft intelligent systems that think in teams, adapt with context, and deliver actionable insight across domains.

Position Summary:

• We are looking for a Lead Backend Developer with 4+ years of professional experience in Python-based development, especially using FastAPI and MongoDB. The ideal candidate is skilled in building and maintaining scalable, high-performance back-end services and APIs, has strong understanding of modern database design (SQL & NoSQL), and has experience integrating backend services with cloud platforms.
• Experience or interest in AI/ML projects is a strong plus, as our products often interface with LLMs and real-time AI pipelines.
• Key Responsibilities:
• Design, build, and maintain robust backend services using Python and FastAPI.
• Develop and maintain scalable RESTful APIs for internal tools and third-party integrations.
• Work with MongoDB, PostgreSQL, and Redis to manage structured and unstructured data efficiently.
• Collaborate with frontend, DevOps, and AI/ML teams to deliver secure and performant backend infrastructure.
• Implement best practices in code architecture, performance optimization, logging, and monitoring.
• Ensure APIs and systems are production-ready, fault-tolerant, and scalable.
• Handle API versioning, documentation (Swagger/OpenAPI), and error management.
• Optimize queries, indexes, and DB schema for high-performance data access.
• Maintain clean code with emphasis on object-oriented principles and modular design.
• Troubleshoot production issues and deliver timely fixes and improvements.

Qualifications:

• Overall Experience: 4+ years in backend software development.
• Python: Strong proficiency with object-oriented programming.
• Frameworks: Hands-on experience with FastAPI (preferred), Django.

Databases:

• MongoDB: Experience with schema design, aggregation pipelines, and indexing.
• Familiarity with SQL databases (PostgreSQL/MySQL).
• Experience with Redis and optionally Supabase.

API Development:

• Proficient in building and documenting REST APIs.
• Strong understanding of HTTP, request lifecycles, and API security.

Testing & Debugging:

• Strong debugging and troubleshooting skills using logs and tools.

Performance & Scalability:

• Experience optimizing backend systems for latency, throughput, and reliability.

Tools:

Git, Docker, Linux commands for development environments.

Must-Have Skills:

• Proficiency in Python and object-oriented programming
• Strong hands-on experience with FastAPI (or similar async frameworks)
• Knowledge of MongoDB for schema-less data storage and complex queries
• Experience building and managing REST APIs in production
• Comfortable working with Redis, PostgreSQL, or other data stores
• Experience with Dockerized environments and Git workflows
• Solid grasp of backend architecture, asynchronous programming, and performance tuning
• Ability to write clean, testable, and maintainable code

Good-to-Have Skills:

• Experience with asynchronous programming using async/await
• Integration with third-party APIs (e.g., Firebase, GCP, Azure services)
• Basic understanding of WebSocket and real-time backend patterns
• Exposure to AI/ML pipelines, model APIs, or vector DBs (e.g., FAISS)
• Basic DevOps exposure: GitHub Actions, Docker Compose, Nginx
• Familiarity with JWT, OAuth2, and backend security practices
• Familiarity with CI/CD pipelines and versioning
• Basic understanding of GraphQL or gRPC is a plus

Preferred Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field
• 
  
• Demonstrated experience delivering production-grade backend services
• 
  
• Experience working in agile teams and using tools like Jira
• 
  
• Familiarity with Agile/Scrum methodologies and sprint cycles
• 
  
• Interest or experience in AI/ML-integrated systems is a plus
• 
  

Perks & Benefits:

• Competitive salary with performance-based bonuses
• Opportunity to work on AI-integrated platforms and intelligent products
• Access to latest tools, cloud platforms, and learning resources
• Flexible working hours and hybrid work options
• Wellness initiatives and team-building activities

We want a MEAN stack developer who is definitely not mean but is enthusiastic, quick at grasping, and has experience in handling multiple projects and codebases.

You should be energetic, authoritative, focused, and experimental at work.

We are looking for experienced backend engineers only.

Apply only if you have 8 YES out of the following 10 qualifying criteria :

-Strong grip over HTML, CSS, and Angular 9+

-Good with CSS styling and theming

-Expert at API development using NodeJS

-Experienced with MongoDB DB

-Self-starter with good communication skills

-At least 2+ years of experience

-Must be willing to work from Bangalore (HSR)

-Have than 2 years of experience with multiple frontend projects in MEAN Stack?

-HAVE worked in a B2C Startup for at least a year?

-CAN join in within 30-45 days?

• Participate in brainstorming and technical ideation for projects with product, growth, and engineering
• You will design Scalable and Fault-Tolerant systems
• You will help Maintain critical and auxiliary systems (databases, cache ...)
• You will build Experiments that help validate hypotheses for the product

Experience:

2+yrs In your first 3 months, you will…

• Successfully onboard and create strong bonds with the current team
• Participate in brainstorming and technical ideation for projects with product, growth, and engineering
• Contribute to existing product features and experimentation

In your first 6 months, you will…

• Develop prototypes of new features or products using rapid iteration and experimentation as we explore new ideas
• Partner across the engineering team to ship features

In your first year, you will...

• Champion best-in-class engineering practices and systems for an emerging engineer team
• Help build a suite of features for the product

Our Ideal Hire:

• Learned best practices and has experienced the challenges and joys working at a startup
• Managed and maintained production code at increasing scales
• Feels strongly motivated by our mission
• Communicates complex problems and proposes solutions, in writing and in conversation

Expertise:

• Proficiency in any one language (ex: NodeJS / Go / Python)
• MySQL (design / indices / optimizing queries)
• Redis (types/ functionality/ use cases)

Hands-on experience:

• Handled scaling issue
• Good at debugging

Good to have:

• Kafka (or other stream-processing software)
• AWS

Do not apply if you are not:

• Ownership driven
• Curious in general
• Able to explain things in simple terms
• Self-motivated
• Use to work in the chaotic environment
• Highly proactive
• Willing to Mentor and humble to ask for collaboration
• Most important, Learn & Grow yourself!
• Hungry to grow anymore

• Expertise in Java Microservices, Spring, Spring boot MongoDB and Redis 
• Hands-on programming skills
• Proficient communication skills

We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

Must-have skills for Node.js developers are:

• Socket.io - For chat applications
• Databases - MySQL and MongoDB
• AWS - Basic Knowledge
• Experience with Git and GitHub
• Ability to write tests
• Experience in your niche
• Efficiency in writing code

Job Location- Lucknow
The ideal candidate is a highly resourceful and innovative developer with extensive experience in the layout, design and coding of websites specifically in PHP format. You must also possess a strong knowledge of web application development using PHP programming language, Laravel Framework and MySQL Server databases.

Responsibilities

• Perform a mix of maintenance, enhancements, and new development as required
• Work in a data analyst role and with business intelligence applications
• Document features, technical specifications & infrastructure Responsibilities
• Work cross-functionally to convert business needs into technical specifications

Qualifications

• 1+ years' of experience in web development and software designing & Laravel Framewrok.
• Expertise in front-end technologies (HTML, JavaScript, CSS), PHP frameworks, and MySQL databases