Nodejs Developer

Backend Engineer (MongoDB / API Integrations / AWS / Vectorization)

Position Summary

We are hiring a Backend Engineer with expertise in MongoDB, data vectorization, and advanced AI/LLM integrations. The ideal candidate will have hands-on experience developing backend systems that power intelligent data-driven applications, including robust API integrations with major social media platforms (Meta, Instagram, Facebook, with expansion to TikTok, Snapchat, etc.). In addition, this role requires deep AWS experience (Lambda, S3, EventBridge) to manage serverless workflows, automate cron jobs, and execute both scheduled and manual data pulls. You will collaborate closely with frontend developers and AI engineers to deliver scalable, resilient APIs that power our platform.

Key Responsibilities

• Design, implement, and maintain backend services with MongoDB and scalable data models.
• Build pipelines to vectorize data for retrieval-augmented generation (RAG) and other AI-driven features.
• Develop robust API integrations with major social platforms (Meta, Instagram Graph API, Facebook API; expand to TikTok, Snapchat, etc.).
• Implement and maintain AWS Lambda serverless functions for scalable backend processes.
• Use AWS EventBridge to schedule cron jobs and manage event-driven workflows.
• Leverage AWS S3 for structured and unstructured data storage, retrieval, and processing.
• Build workflows for manual and automated data pulls from external APIs.
• Optimize backend systems for performance, scalability, and reliability at high data volumes.
• Collaborate with frontend engineers to ensure smooth integration into Next.js applications.
• Ensure security, compliance, and best practices in API authentication (OAuth, tokens, etc.).
• Contribute to architecture planning, documentation, and system design reviews.

Required Skills/Qualifications

• Strong expertise with MongoDB (including Atlas) and schema design.
• Experience with data vectorization and embeddings (OpenAI, Pinecone, MongoDB Atlas Vector Search, etc.).
• Proven track record of social media API integrations (Meta, Instagram, Facebook; additional platforms a plus).
• Proficiency in Node.js, Python, or other backend languages for API development.
• Deep understanding of AWS services:
• Lambda for serverless functions.
• S3 for structured/unstructured data storage.
• EventBridge for cron jobs, scheduled tasks, and event-driven workflows.
• Strong understanding of REST and GraphQL API design.
• Experience with data optimization, caching, and large-scale API performance.

Preferred Skills/Experience

• Experience with real-time data pipelines (Kafka, Kinesis, or similar).
• Familiarity with CI/CD pipelines and automated deployments on AWS.
• Knowledge of serverless architecture best practices.
• Background in SaaS platform development or data analytics systems.

Instrive is a Chennai-based start-up that provides high-quality Dev-ops solutions for clients worldwide. We strive to solve problems and create value in this increasingly digital world. Instrive was founded to create high-quality products and deliver great user experiences worldwide.

Several products are being developed for both in-house purposes and our overseas clients, and we are actively expanding our team of talented professionals.

We are constantly pushing the boundaries of what is possible, and our employees have the opportunity to be at the forefront of this innovation. Our flat organisational structure encourages open communication and idea-sharing and provides ample opportunities for employees to take ownership of their work and make a real impact.

As part of our ambitious product roadmap, we need senior developers with experience in NodeJS.

Your primary responsibility will be to develop UI components, processes, documentation, and an organisation-wide style guide that can be reused across all applications.

Roles and Responsibilities:

• Develop and maintain web applications using Node.js, Express, and related technologies
• Write clean, efficient, and well-documented code.
• Collaborate with the team to design and implement new features and functionality
• Troubleshoot and debug issues to ensure a smooth user experience
• Optimize application performance and scalability
• Participate in code reviews and ensure adherence to coding standards
• Keep up-to-date with the latest technologies and industry trends
• Work with other developers, project managers, and stakeholders to understand project requirements and deliver high-quality solutions

Desired Candidate Profile:

• 3-5 years of experience in web application development using Node.js
• Strong proficiency in JavaScript, including experience with popular libraries and frameworks such as Express.js, Nest.js, and Mongoose
• Experience with front-end technologies such as HTML, CSS, and JavaScript
• Knowledge of web protocols and technologies such as HTTP, REST, and WebSockets
• Experience with NoSQL databases such as MongoDB and SQL databases like MySQL, SQLite, PostgreSQL
• Experience with Git and version control
• Familiarity with Agile development methodologies
• Strong problem-solving and analytical skills
• Excellent communication skills, both verbal and written
• Adaptability to rapid change

Good to have:

• Experience with GraphQL and Apollo
• Familiarity with AWS, Azure, or Google Cloud Platform
• Experience with containerisation technologies such as Docker and Kubernetes
• Experience with unit testing, integration testing, and end-to-end testing frameworks
• Knowledge of microservices architecture and event-driven architecture
• Familiarity with cloud-based development tools such as AWS Lambda and Azure Functions
• Familiarity with load balancing, caching, and performance optimisation techniques
• Experience working with remote teams and communicating effectively with remote stakeholders.

Perks and Benefits:

By working at the intersection of product, strategy, and technology, you will learn how to make strategic decisions, prioritise product features against business objectives, and put the user first.

In addition to the exciting work, Instrive offers our employees a comprehensive benefits package. This includes health insurance, paid time off, and professional development and training opportunities, so our employees can continue to grow and advance in their careers. 

We focus on fostering a positive and collaborative work environment and are committed to helping our employees reach their full potential.

You will make a meaningful impact and create lasting connections with our outstanding team, no matter where your career takes you.

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-base

You will be a part of the engineering team who focuses on user onboarding, licensing, marketplace stores, Sales analytics dashboard and CRM’s integrations.

Your role at Trimpixel

• Design, develop, and maintain integrations with multiple file types, existing software packages
• Build software for a first-class onboarding experience
• Collaborate with sales, marketing and engineering teams for requirements through to delivery
• Design and implement marketplace, Sales Analytics Pipeline and CRM integrations
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings

ob Description:

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

    Responsibilities:-

• Own the product development from scratch.
• Architect scalable, distributed and large-scale web and mobile solutions from scratch.
• Code for fresh development and to troubleshoot and resolve issues.
• Writing reusable, testable, and efficient code.
• Creating database schemas that represent and support business processes.
• Design and implementation of low-latency, high-availability, and performant applications.
• Able to learn & implement new technology/framework/library at God Speed.
• Customer-focused, react well to changes, work with teams and be able to multitask.
• Experience and knowledge of open-source tools and frameworks, broader cutting edge technologies around server side development. 

   Desired Candidate Profile:-

• A Bachelor's degree in Computer Science or related field(or combined with related experience)
• Strong Expertise in Node.js/Javascript
• Hands-on experience in writing Node.js applications
• Deep knowledge of Restful APIs, Web Services, command-line programs and solid design principles.
• Knowledge of Node.js and frameworks like Express.js,Sails.js,StrongLoop, Meteor,Loopback.js, etc
• Knowledge of SQL and NoSQL database(MongoDB)
• Knowledge of tools like Docker, Git, Postman, JSdocs, etc.
• Well versed with front-end technologies - HTML5, and CSS3, AWS, GCP, Azure, Good hold on CLI command, OS
• Proficiency in multiple programming languages, both dynamic(Javascript, Python, Ruby, etc.) and strongly typed object-oriented language.
• Implementing automated testing platforms and unit tests.
• Must be a proven performer and team player that enjoys challenging assignments in a high energy, fast growing and start-up workplace.
• Good communication and interpersonal skills.

• Minimum 2 years experience on MEAN Stack
• Extensive hands-on experience in Node JS/Express/Hapi JS, Moleculer and NoSQL DBs (Mongodb and Redis are preferred)
• Strong coding and designing skills
• Working understanding of Continuous Integration and Continuous Deployment concepts and tools such as (Gitlab CI/CD), Development tools (Git), Application Servers (nginx, Apache)
• Experience in consuming and developing secure RESTful API/web-services
• Comfortable using Unix / Linux machines from command prompt
• As a full-stack architect in the team, you'll bring your ideas to life on a technology stack of Node JS and NoSQL Databases among others.
• We are looking for tech geeks who are hands-on and in love with building scalable, distributed and large web / mobile products.
• You must be an excellent problem solver with passion to self-learn and implement backend technologies
• You would be responsible for the architecture design, code review and technology build and deployment activities of web/mobile applications.
• Own the product development from scratch - Architect scalable, distributed and large scale web and mobile solutions from scratch
• You would be responsible for writing SRS and require strong technical writing and communication skills
• You would be responsible for managing and mentoring your team members and help them advance in their learning and career goals
• Ensure test driven development (TDD) methodologies are deployed to execute project
• Define and ensure right coding practices
• Code for fresh development and to troubleshoot and resolve issues
• Lead web development efforts, including hiring, mentoring and advising peers

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:-

- Own the product development from scratch.

- Architect scalable, distributed and large-scale web and mobile solutions from scratch.

- Code for fresh development and to troubleshoot and resolve issues.

- Writing reusable, testable, and efficient code.

- Creating database schemas that represent and support business processes.

- Design and implementation of low-latency, high-availability, and performant applications.

- Able to learn & implement new technology/framework/library at God Speed.

- Customer-focused, react well to changes, work with teams and be able to multitask.

- Experience and knowledge of open-source tools and frameworks, broader cutting edge technologies around server side development. 

Desired Candidate Profile:-

- A Bachelor's degree in Computer Science or related field(or combined with related experience)

- Strong Expertise in Node.js/Javascript

- Hands-on experience in writing Node.js applications

- Deep knowledge of Restful APIs, Web Services, command-line programs and solid design principles.

- Knowledge of Node.js and frameworks like Express.js,Sails.js,StrongLoop, Meteor,Loopback.js, etc

- Knowledge of SQL and NoSQL database(MongoDB)

- Knowledge of tools like Docker, Git, Postman, JSdocs, etc.

- Well versed with front-end technologies - HTML5, and CSS3, AWS, GCP, Azure, Good hold on CLI command, OS

- Proficiency in multiple programming languages, both dynamic(Javascript, Python, Ruby, etc.) and strongly typed object-oriented language.

- Implementing automated testing platforms and unit tests.

- Must be a proven performer and team player that enjoys challenging assignments in a high energy, fast growing and start-up workplace.

- Good communication and interpersonal skills

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

- Day Shift/Flexible working hours

- Monday to Friday