
Senior Software Engineer
AiSensy
Gurugram, Haryana, India (On-site)
About AiSensy
AiSensy is a WhatsApp based Marketing & Engagement platform helping businesses like Adani, Delhi Transport Corporation, Yakult, Godrej, Aditya Birla Hindalco, Wipro, Asian Paints, India Today Group, Skullcandy, Vivo, Physicswallah, and Cosco grow their revenues via WhatsApp.
- Enabling 100,000+ Businesses with WhatsApp Engagement & Marketing
- 400 Crores+ WhatsApp Messages exchanged between Businesses and Users via AiSensy per year
- Working with top brands like Delhi Transport Corporation, Vivo, Physicswallah & more
- High Impact as Businesses drive 25-80% Revenues using AiSensy Platform
- Mission-Driven and Growth Stage Startup backed by Marsshot.vc, Bluelotus.vc & 50+ Angel Investors
Key Responsibilities:
- Build Scalable Architecture to handle millions of messages per day.
- Lead a team of engineers and guide them on a day to day basis.
- Collaborate with product managers, designers, and other engineers to define and implement new features and enhancements.
- Write clean, maintainable, and efficient code following best practices and coding standards.
- Conduct code reviews to ensure code quality and adherence to standards.
- Identify and resolve performance bottlenecks, bugs, and other issues.
- Mentor and provide guidance to junior engineers, fostering a culture of continuous learning and improvement.
- Participate in architectural discussions and contribute to the technical direction of the team.
- Stay up-to-date with the latest industry trends and technologies, and incorporate them into our development processes.
- Ensure the security, reliability, and performance of our applications.
- Collaborate with DevOps to streamline the deployment and monitoring processes.
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or a related field. Master’s degree preferred.
- Over all 5+ years of experience with proven experience 3+ years as a Software Engineer, with a strong track record of delivering high-quality software products.
- Expertise in the MERN stack (MongoDB, Express.js, React, Node.js).
- Strong understanding of JavaScript and modern JavaScript frameworks.
- Experience with front-end technologies like HTML5, CSS3, and responsive design.
- Strong understanding of software development methodologies, including Agile and Scrum.
- Experience with RESTful API design and development.
- Experience with database design and management, particularly MongoDB.
- Familiarity with cloud platforms such as AWS.
- Excellent problem-solving and analytical skills.
- Strong communication and collaboration abilities.
- Experience with version control systems such as Git.
- Knowledge of containerization and orchestration tools like Docker and Kubernetes

About AiSensy
About
About AiSensy
AiSensy is a WhatsApp based Marketing & Engagement platform helping businesses like Skullcandy, Vivo, Rentomojo, Physicswallah, Cosco grow their revenues via WhatsApp.
- Enabling 100,000+ Businesses with WhatsApp Engagement & Marketing
- 400cr+ WhatsApp Messages done between Businesses and Users via AiSensy
- Working with top brands like Skullcandy, Vivo, Rentomojo, Physicswallah & more
- High Impact as Businesses drive 25-80% Revenues using AiSensy Platform
- Mission-Driven and Growth Stage Startup backed by Marsshot.vc, Bluelotus.vc & 50+ Angel Investors
Tech stack

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AiSensy is a WhatsApp based Marketing & Engagement platform helping businesses grow their revenues via WhatsApp.
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WHO WE ARE
We are a team of digital practitioners with roots stretching back to the earliest days of online commerce, who dedicate themselves to serving our client companies.
We’ve seen the advancements first-hand over the last 25 years and believe our experiences allow us to innovate. Utilizing cutting-edge technology and providing bespoke, innovative services, we believe we can help you stay ahead of the curve.
We take a holistic view of digital strategy. Our approach to transformation is based on conscious Intent to delight customers through continuous Insight and creative Innovation with an enduring culture of problem-solving.
We bring every element together to create innovative, high-performing commerce experiences for enterprise B2C, B2B, D2C and Marketplace brands across industries. From mapping out business and functional requirements, to developing the infrastructure to optimize traditionally fragmented processes, we help you create integrated, future-proofed commerce solutions.
WHAT YOU’LL BE DOING
As part of our team, you'll play a key role in building and evolving our Integration Platform as a Service (iPaaS) solution. This platform empowers our clients to seamlessly connect systems, automate workflows, and scale integrations with modern cloud-native tools.
Here’s what your day-to-day will look like:
- Designing and Building Integrations
- Collaborate with clients to understand integration needs and build scalable, event-driven solutions using Apache Kafka, AWS Lambda, API Gateway, and EventBridge.
- Cloud-Native Development
- Develop and deploy microservices and serverless functions using TypeScript (Node.js), hosted on Kubernetes (EKS) and fully integrated with core AWS services like S3, SQS, and SNS.
- Managing Data Pipelines
- Build robust data flows and streaming pipelines using Kafka and NoSQL databases like MongoDB, ensuring high availability and fault tolerance.
- Client Collaboration
- Work directly with customers to gather requirements, design integration patterns, and provide guidance on best practices for cloud-native architectures.
- Driving Platform Evolution
- Contribute to the ongoing improvement of our iPaaS platform—enhancing observability, scaling capabilities, and CI/CD processes using modern DevOps practices.
WHAT WE NEED IN YOU
- Solid Experience in Apache Kafka for data streaming and event-driven systems
- Production experience with Kubernetes (EKS) and containerized deployments
- Deep knowledge of AWS, including S3, EC2, SQS, SNS, EventBridge, Lambda
- Proficient in TypeScript (Node.js environment)
- Experience with MongoDB or other NoSQL databases
- Familiarity with microservices architecture, async messaging, and DevOps practices
- AWS Certification (e.g., Solutions Architect or Developer Associate) is a plus
Qualification
- Graduate - BE / Btech or equivalent.
- 5 to 8 years of experience
- Self motivated and quick learner with excellent problem solving skills.
- A good team player with nice communication skills.
- Energy and real passion to work in a startup environment.
Visit our website - https://www.trikatechnologies.com
Position: Backend Developer - MERN - GraphQL
Location: Surat, Gujarat
Company: Glazer Labs
Overview: As a Backend Developer at Glazer Labs, you will be at the heart of our technical team, responsible for designing, developing, and maintaining the server-side logic of our engagement platform for the gaming community. Your expertise will ensure the seamless integration of front-end elements, robust performance, and high scalability, contributing to a world-class user experience.
Key Responsibilities:
- Server-Side Development: Architecture Design: Design and implement scalable and efficient server-side architecture using Node.js and Express.js. Database Management: Develop and maintain databases, ensuring data integrity, security, and optimal performance using MongoDB or other relevant databases. API Development: Create and maintain RESTful and GraphQL APIs to support various frontend functionalities and third-party integrations.
- Performance Optimization: Scalability: Design and implement solutions to ensure the application can scale efficiently to handle increasing user loads. Load Balancing: Utilise load balancing techniques and tools to distribute traffic effectively across multiple servers. Caching: Implement caching strategies using Redis, Memcached, or similar technologies to enhance application performance and reduce latency.
- Security Implementation: Data Security: Ensure robust security practices, including data encryption, authentication, and authorization mechanisms to protect user data. Vulnerability Management: Regularly conduct security audits and vulnerability assessments, implementing necessary fixes and improvements. Compliance: Ensure compliance with industry standards and regulations, such as GDPR, to maintain user trust and legal integrity.
- Integration and Collaboration: Third-Party Integrations: Integrate third-party services and APIs, such as payment gateways, social media platforms, and analytics tools. Cross-Functional Collaboration: Work closely with frontend developers, mobile app developers, product managers, and UX/UI designers to ensure seamless integration and functionality. DevOps Collaboration: Collaborate with DevOps teams to automate deployment processes, monitor server performance, and implement CI/CD pipelines.
- Code Quality and Best Practices: Clean Code: Write clean, maintainable, and well-documented code following best practices and coding standards. Code Reviews: Conduct thorough code reviews, providing constructive feedback and ensuring adherence to coding standards. Testing: Implement comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests, using tools like Mocha, Chai, or Jest.
- Monitoring and Maintenance: Monitoring: Implement and manage monitoring tools like New Relic, Prometheus, or Grafana to track server performance and uptime. Logging: Set up and manage logging solutions to monitor application health and troubleshoot issues efficiently. Incident Response: Develop and maintain incident response protocols to ensure rapid resolution of production issues and minimal downtime.
- Data Management: Database Design: Design efficient database schemas and ensure optimal indexing and query performance. Backup and Recovery: Implement robust backup and disaster recovery strategies to safeguard data. Data Analysis: Collaborate with data analysts to provide necessary data access and support data-driven decision-making.
- Continuous Improvement: Skill Enhancement: Stay updated with the latest trends and technologies in backend development, continuously improving your skills and knowledge. Knowledge Sharing: Participate in and contribute to knowledge-sharing sessions, workshops, and mentoring programs. Innovation: Explore and implement innovative solutions to enhance the backend infrastructure and overall application performance.
Qualifications:
Experience: Minimum 3+ years of experience in backend development, with a strong focus on Node.js, Express.js, and MongoDB. Proven experience in designing and implementing scalable, high-performance server-side architectures.
Technical Skills:
Node.js/Express.js / GraphQL Expertise: Strong proficiency in Node.js, GraphQL and Express.js, including asynchronous programming and middleware.
Database Management: In-depth knowledge of MongoDB and experience with other databases (SQL or NoSQL).
API Development: Experience in designing and implementing RESTful and GraphQL APIs.
DevOps Practices: Familiarity with CI/CD pipelines, containerization (Docker), and cloud services (AWS, Azure, or GCP).
Security Practices: Strong understanding of web security principles and best practices.
Testing Frameworks: Proficiency with testing frameworks and tools for backend development.
Soft Skills:
Problem-Solver: Strong analytical and problem-solving skills, with a proactive approach to identifying and resolving issues.
Detail-Oriented: Attention to detail and commitment to delivering high-quality, reliable backend solutions.
Team Player: Ability to work effectively in a collaborative team environment.
Effective Communicator: Excellent verbal and written communication skills, with the ability to articulate technical concepts to non-technical stakeholders.
Education: Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
By joining Glazer Labs, you will have the opportunity to shape the backbone of our engagement platform for the gaming community, leveraging your expertise to build a robust, scalable, and high-performing backend infrastructure. Your contributions will be pivotal in delivering an exceptional user experience and driving our product forward.
• Develop and maintain all server-side network components
• Ensure optimal performance of the central database and responsiveness to front-end requests
• Collaborate with Frontend Developers on the integration of elements
• Working knowledge of socket programming
• Understand Facebook, Google, Twitter APIs
• Design customer-facing UI and backend services for various business processes
• Develop high-performance applications by writing testable, reusable, and efficient code
• Implement effective security protocols, data protection measures, and storage solutions
• Run diagnostic tests, repair defects, and provide technical support
• Document node.js processes, including database schemas, as well as prepare reports
• Recommend and implement improvements to processes and technologies
• Keep informed of advancements in the field of node.js development
• Extracting data from various social media and web via scraping or official API
Profile Requisites
• Bachelor's Degree in Computer Science, Information Science, or similar
• At least 4 years' experience as a node.js developer
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks
• Knowledge of frontend technologies such as HTML5 and CSS3
• Should have extensive experience with MongoDB
• Experience with a caching layer like redis
• Familiarity with Facebook, Google & Twitter APIs
• Familiarity with social media login and extracting data from authentication
• Experience with AWS services like SNS, SQS, EC2 instances, and Lambda
• Experience with Jenkins and Docker
• Familiarity with scraping from web and social media
• Familiarity with creation and working with proxies
• Proficient in unit testing framework like Mocha
• Experience in integrating 3rd party APIs
• Experience with elastic search would be great
• Superb interpersonal, communication, and collaboration skills
• Exceptional analytical and problem-solving aptitude
• Should be able to think of optimized solutions and scalable solution
Roles and Responsibility:
∙ Develop functional and fast-responsive web applications, using markup languages. ∙ Maintain websites.
∙ Elaborate mobile-based and web-based features.
∙ Troubleshoot apps for bugs.
∙ Fix bugs if necessary and improve usability.
∙ Improve apps for maximum speed.
∙ Troubleshoot UI and improve its performance accordingly.
∙ Employ the latest technology in order to re-built legacy apps.
∙ Integrate UI elements with server-side ones.
∙ Detect and fulfill front-end and back-end requirements.
∙ Perform training and support activities.
∙ Develop reusable code.
∙ Write comprehensive manuals, guides, and documents.
∙ Compile prototype and quality mockups.
∙ Make sure that high-quality graphic standards are met.


• Design, build, and maintain scalable applications using Python.
• Contribute to the entire implementation process including driving the definition of improvements
based on business need and architectural improvements.
• Act as a subject matter expert for Application Software developers and Engineers.
• Handle server-side code for a production platform and contribute to new features
To be the right fit, you'll need:
• More than 4+ years of experience as a software developer in Python, with knowledge of at least one Python web framework such as Django, Flask, etc.
• Good understanding of common design patterns and architecture principles to design reliable and Scalable applications
• Strong communication skills
• Knowledge of databases line NoSQL or MongoDB
• Good to have AWS and Docker or Web services
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3


What will I be doing? 👩💻👨💻
Leading parts of the product from inception to launch, and own large parts of the product’s execution.
Working with our Sales and frontend team to build products with the goal of delighting and increasing the success of our users.
Architecting, building, testing, and releasing product-facing features.
Contributing to our side projects and free tools for the education industry.
What do I need? 🤓
1-2 years of industry experience in a software engineering role, preferably building a SaaS product. You can demonstrate significant impact that your work has had on the product and/or the team.
Deep knowledge of a high-level programming language (for example, PHP, Python, etc.) but it doesn’t need to be a language that we use here! Great people are effective and learn what we use quickly (or introduce us to better ways of working)
Deep knowledge of SQL Databases
Experience with scalable distributed systems, both built from scratch as well as on AWS primitives
Willingness to learn and use new technologies
Extremely data-driven
Ability to debug complex systems
Brownie points 🍰
Using a framework (for example, Laravel, Code Igniter, Django)
Understanding of containerisation (Docker/Kubernetes) along with ability to deploy to AWS ECS (or similar tools)
Feel free to apply even if you feel unsure about whether you meet every single requirement in this posting. As long as you're a quick learner, and are excited about changing the status quo for tech recruitment, we're happy to support you as you come up to speed with our tech stack.
Perks 😍
Flexible vacation
Take a tutorial, on us
Monthly remote meals
Tech stack 🔨
PHP
Laravel
NodeJS
VueJS
Ionic Angular
Digital Ocean
AWS
MySQL
Why Classcard? 🚀
We are still in the early stages of our journey. You will be working closely with our users, acting on both their feedback and what our data says. Things you build here will have tremendous impact on both our business and Classcard as a company.
What happens after I apply? 🤔
-
Quick phone call with a member of our engineering team to find out more about your experience and why you want to work at Classcard.
-
Video interview:
Technical discussion with a senior engineer
Pairing on an interesting problem
Meet the founders
Node.js Developer Responsibilities:
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Node.js Developer Requirements:
- Bachelor's degree in computer science, information science, or similar.
- At least two years' experience as a Node.js developer.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
- Availability to resolve urgent web application issues outside of business hours.

• Design, build and maintain efficient, reusable, and reliable code in Ruby on Rails
• Contribute in all phases of the development life-cycle
• Design, build and own key technology decisions and implementations
• Be an evangelist for Rails and software engineering best practices
• Continually look for opportunities to improve our platform, process, and business
• Continuously discover, evaluate, and implement new technologies
• Work in an agile environment with quick iterations
What we are looking for?
• 2+ years of overall web development experience
• 2+ years experience in developing scalable and robust web applications using Ruby on Rails
• Experience with collaborative code development in small agile teams and managing releases (Git, Continuous Integration, Capistrano)
• Highly proficient in the data structure, algorithms, design patterns, and databases
• Ability to collaborate with other developers and handle the entire software development cycle
• Passion to write beautiful and scalable code
• A disciplined approach to development, documentation, and code structure
• Experience building internal and external APIs and RESTful web services
• Experience in delivering products and services in a high growth, startup environment




