Node Js Developer

About the Role:

We are looking for a skilled Full-Stack Developer with expertise in Python, JavaScript, and No-Code AI tools to join our dynamic team. The ideal candidate should be proficient in both backend and frontend development, capable of working with modern frameworks, and have experience in LLM prompt engineering, data extraction, and response formatting.

Key Responsibilities:

• Develop and maintain scalable backend services using FastAPI / Flask / Django.
• Build dynamic front-end applications using React / Next.js.
• Implement LLM-based solutions for data extraction and response formatting.
• Design and optimize databases using Milvus / Weaviate / Pinecone for vector storage and MongoDB / MySQL for structured data.
• Collaborate with cross-functional teams to deliver high-quality AI-driven applications.
• Ensure application performance, security, and scalability.
• Communicate technical ideas effectively through written and verbal communication.

Required Skills & Qualifications:

Technical Skills:

• Programming: Proficiency in Python and JavaScript.
• Backend: Experience with FastAPI / Flask / Django.
• Frontend: Strong understanding of React / Next.js.
• Database: Knowledge of at least one vector database (Milvus / Weaviate / Pinecone) and one relational or NoSQL database (MongoDB / MySQL).
• No-Code AI & LLM:
• Expertise in LLM Prompt Engineering.
• Experience with data extraction from context and response formatting.

Soft Skills:

• Strong written and verbal communication skills.
• Ability to collaborate effectively with teams and clients.
• Problem-solving mindset with a focus on innovation and efficiency.

Role Overview

We are looking for an Engineering Manager who thrives in a fast-paced startup environment, is hands-on with development, and can lead our engineering team to build and scale robust, high-performing systems. You will drive architectural decisions, mentor a team of talented engineers, and collaborate closely with product, design, and business teams to execute our ambitious roadmap. You will be at the forefront of scaling our infrastructure to support billions of messages, ensuring real-time engagement for businesses at scale.

Key Responsibilities

• Technical Leadership: Own the engineering roadmap, ensuring scalability, reliability, and performance of our systems.
• Hands-on Development: Dive into the code when necessary, set high coding standards, and lead by example.
• Team Management: Lead, mentor, and scale a high-performing engineering team, fostering a strong culture of ownership and innovation.
• System Scalability: Architect and optimize scalable and resilient backend & frontend systems handling millions of messages per day.
• High Availability & Performance: Design systems that can handle billions of API calls and ensure minimal downtime.
• Agile Execution: Drive sprint planning, prioritization, and timely delivery of features in an agile development environment.
• Collaboration: Work closely with product, design, and business teams to align engineering efforts with company goals.
• DevOps & Security: Ensure best practices for CI/CD, cloud infrastructure (AWS/GCP), and security compliance.
• Tech Stack Evolution: Stay ahead of emerging technologies and drive innovation in AiSensy’s architecture.

What You Bring

• 8+ years of experience in software development, with at least 2 years in a leadership/managerial role.
• Expertise in modern tech stacks – Proficiency in MERN (MongoDB, Express, React, Node.js) stack or similar.
• Strong knowledge of cloud platforms (AWS) and microservices architecture.
• Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
• Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
• Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
• Excellent communication skills and a data-driven decision-making approach.
• Passion for building great products, coaching engineers, and driving tech excellence.

What We Offer

• Competitive Compensation & Benefits aligned with your experience and the impact you bring.
• Opportunity for Growth in a rapidly expanding B2B SaaS company.
• Cutting-Edge Technology & Projects in the WhatsApp Business API and Click to WhatsApp Ads space.
• Collaborative Work Environment that fosters innovation, learning, and career development.
• Flexible & Inclusive Culture, where every team member has a voice and the chance to make a significant impact.

MERN Stack Expertise: Strong hands-on experience with MongoDB, Express.js, React.js, and Node.js.

Frontend Skills: Proficiency in React (Hooks, Redux, Context API), JavaScript (ES6+), TypeScript, HTML5, CSS3, Tailwind/Bootstrap.

Backend & APIs: Building scalable microservices, REST/GraphQL APIs, authentication & authorization flows.

Database & Cloud: Expertise in NoSQL (MongoDB) and deployment on AWS/GCP/Azure with CI/CD pipelines.

Fintech/Payments Domain:

• Payment Gateway Integrations (Razorpay, Cashfree, PayU, CCAvenue, BillDesk).
• Banking APIs (UPI, IMPS, NEFT, RTGS, NACH) for Pay-In / Payout solutions.
• Knowledge of reconciliation, settlements, fraud detection, KYC/AML, PCI-DSS compliance.

Gaming Domain Exposure (Preferred):

• In-app purchase systems, wallets, tokens/credits, reward points.
• Real-time payment flows in multiplayer or gaming platforms.

Problem Solving: Ability to design, develop, and deploy independently from Day 1 with minimal supervision.

 1.Experience in proper MERN Stack

 2.In depth knowledge of Node JS, Angular JS, MongoDB 

 3.Experience in implementing applications using AngularJS.

 4.Experience in creating front end applications using HTML 5, Angular JS, LESS/SASS 

 5.Javascript experience both on client as well as on server side

 6.Experience with MVC and MVVM design patterns

 7.Good experience with multiple third party API's integration

 8.Experience in MongoDB scaling and optimization

 9.Experience with cloud technologies AWS Lambda & EC2 setup

 10.Experience in creating RESTful based web services in JSON & XML

 11.PLUS to have additional experience in Angular 2+/

 12.Added experience in MySQL optimisation would be a great plus 

 13.Good communication, analytical and logical skills to understand and work with any kind of project requirements independently

Safety Connect is a leading company in enterprise field force safety. 

We are looking for a highly skilled computer programmer comfortable with front-end and back-end programming.

Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

What we offer

• Fast-paced work environment

• To learn, perceive and be a part of a fast-growing niche industry

• Incredibly competitive, collaborative, and supportive team.

Roles and Responsibilities:

• Developing front-end website architecture.

• Developing back-end website applications.

• Creating servers and databases for functionality.

• Ensuring cross-platform optimization for mobile phones.

• Ensuring responsiveness of applications.

• Working alongside graphic designers for web design features.

• Seeing through a project from conception to finished product.

• Designing and developing APIs. (done by back-end)

• Meeting both technical and consumer needs.

• Staying abreast of developments in web applications and programming languages.

Requirements /Qualifications: 

• Strong organizational and project management skills.

• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.

• Familiarity with JavaScript frameworks such as React JS.

• Proficiency with server-side languages such as Node.Js.

• Familiarity with database technology such as Oracle, and MongoDB.

• Excellent communication skills (both verbal and written)

• Good problem-solving skills and attention to detail.

• Have basic fundamental knowledge of computer science.

• 1+ years of experience as a Full stack developer.

• Bachelor’s degree or equivalent required.

Responsibilities

• Understand both functional and non-functional requirements and translate them into tasks that can be worked upon individually or in a team.
• Use your skills in programming and system design to develop robust and scalable software.
• Perform POCs and build solutions that require integration with other systems.
• Provide estimations for a Sprint or Tasks, and share inputs in design and architectural choices.
• Work in a fast-paced environment and contribute to all phases of SDLC.
• Maintain minimal yet essential engineering documentation to complement the product.
• Collaborate with engineers, product, and business teams as part of Agile delivery.
• Perform code reviews and provide guidance to the team in building software and following the defined process.
• Carry an ownership attitude when working on any solution.

Requirements

• Strong at problem-solving using Java 8 and above.
• Good understanding of SDLC using agile methodologies iterative development.
• Basic skills in HTML, CSS, and JavaScript are desired.
• Hands-on knowledge of using Spring Boot or Quarkus for building Microservices or API driven solutions.
• Good knowledge of SQL and experience in using any RDBMS like MySQL, PostgreSQL.
• Understanding or exposure to Cloud-Native development using AWS is an added advantage.
• Any experience in working on projects built using Microservice architecture, esp if using React and Java with Docker is an added advantage.

Company description:

We are a startup company based out of Mohali developing mobile and web applications that changes the way people use technology. We live in the realm of rising, ever-evolving technology. From the cassette tape to nanotech skeletons, we've come a long way. Splitting an atom is no big deal  and who'd have thought that we'd talk through airwaves? Change is inevitable, and the tide that brings it.

At Relinns, we breathe tech solutions and embrace innovation with open arms. With over 5 years of experience, we've had phenomenal growth which acts as a testimony to the knowledge we've come to gather over time. We have been fortunate enough to get an opportunity to work with clients such as Apollo Tyres, Khatabook, Shahi Exports, Manchester City Football Club, etc.

We invite you to join us in developing something new and innovative for this world.

• Immense scope for learning and development

• Work with an innovative and fun environment

• Expert in C#, http://asp.net/">ASP.NET MVC, .NET Core 3.1/.Net 5 ,Angular 8 +,Typescript, JavaScript and REST API Services, Entity Framework.
• Solid understanding of object-oriented programming techniques (Inheritance, interfacing, extensions, clean Architecture,Mediatr etc).
• Experience building reusable components and frontend libraries.              
• Ensuring the entire stack is designed and built for speed and scalability
• Manage the lifecycle of code development, from ideation to sprints to deployment.
• UI Technologies (Angular, React, Typescript)
• working with public cloud (Azure)

What do I need to be Eligible for this Role?

• 3+ years of experience in http://asp.net/">ASP.NET and 1+ years of experience in Angular 
• Azure SQL ,Azure Devops
•  Knowledge of containerization technologies such as Docker and Kubernetes is a plus.
• Excellent communication, organizational, and planning skills
• Working experience of Agile development methodologies and of DevOps integration
• Exposure to JIRA or other ALM tools to create a productive, high-quality developmen
• Working experience in swagger for API documentation and TEST UNIT in order to run them before building and release.
• Microservices
• C#, WCF Services, Windows Services, Web API, Entity Framework NET Core 3.1
• Web Services (XML, JSON, REST, SOAP)
• Messaging technologies(Kafka/MQ)
• In-memory databases (Redis)
• Relational databases (SQL server/DB2)

Essential Duties and Responsibilities:

• Execute full lifecycle software development
• Develop, designed well efficient code
• Integrate software components into a fully functional software system
• Fully adaptive to the technology needed for the current project

Requirements:

• Minimum 8 year of strong demonstrated knowledge in PHP, Mysql, Mongodb, Jquery, SASS
• Algorithms, data structure.
• Object-oriented programming.
• AWS/Server experience to handle production machines is a plus.
• Team Management mandatory
• Experience on PHP, PHP Frameworks, Ajax, Knowledge on CMS platform like Opencart, payment gateway integration, experience working on portals.
• Familiarity with software development methodology and release processes.
• Strong problem-solving skills and excellent communication skills
• Product based company preferable
• Startup experience preferable