Fullstack Developer

About AiSensy

AiSensy is a cutting-edge WhatsApp-based Marketing & Engagement platform that helps businesses like Skullcandy, Vivo, Rentomojo, Physicswallah, and Cosco grow their revenues via WhatsApp.

• 100,000+ Businesses Empowered with WhatsApp Engagement & Marketing
• 400Cr+ WhatsApp Messages processed annually
• Partnering with top brands to drive 25-80% business revenue growth
• Backed by leading investors like Marsshot.vc, Bluelotus.vc & 50+ Angel Investors

Role Overview

We are looking for a Team Lead – Software Development who can drive high-performing teams, build scalable applications, and contribute to AiSensy's mission of reshaping WhatsApp marketing. If you’re a tech enthusiast with leadership skills and expertise in the MERN stack, this role is for you!

Key Responsibilities

• Technical Leadership – Lead and mentor a team of software engineers, fostering a collaborative and high-performance development culture.
• Scalable Architecture – Design and implement robust, scalable systems to handle millions of messages daily.
• Feature Development – Work closely with product managers, designers, and engineers to define, develop, and enhance new features.
• Code Excellence – Write clean, maintainable, and efficient code while enforcing best practices through code reviews.
• Performance Optimization – Identify and resolve bottlenecks to enhance the performance, security, and reliability of our applications.
• DevOps Collaboration – Work with DevOps to streamline CI/CD, deployment, and monitoring processes.
• Innovation & Learning – Stay updated with the latest industry trends, frameworks, and emerging technologies to keep AiSensy at the forefront of tech.

Qualifications & Skills

• 5+ years of overall experience in software development, with at least 3+ years in a leadership role.
• Expertise in the MERN stack (MongoDB, Express.js, React.js, Node.js).
• Strong JavaScript, TypeScript, and modern frameworks experience.
• Hands-on experience with RESTful API design, database management (MongoDB), and cloud platforms (AWS preferred).
• Deep understanding of software architecture, Agile methodologies, and CI/CD processes.
• Familiarity with containerization tools like Docker & Kubernetes is a plus.
• Strong problem-solving, analytical thinking, and excellent communication skills to work cross-functionally.

Why Join AiSensy?

• Be part of a high-growth startup transforming WhatsApp marketing
• Lead and build next-gen scalable applications
• Work with cutting-edge tech and solve complex challenges
• Ownership & Growth – Take full ownership of projects and scale your leadership impact

If you're a passionate Tech Leader ready to take ownership and build something game-changing, we’d love to hear from you!

Essential Responsibilities:

• Demonstrate an understanding of the Agile software development life cycle and distinguish the core inputs and outputs in each cycle.
• Work closely with your peers and keep engaging in a fast pace technical design and development team
• Execute in a fast pace delivery mode and focus on delivering tasks to meet monthly and quarterly digital product release goals
• Lead impact assessment and decisions related to technology choices, design / architectural considerations and implementation strategy
• Maintain code quality through best practices, unit testing and code quality automation
• Demonstrate the ability to make informed technology choices after due diligence and impact assessment
• Help in designing interfaces and information exchange between modules
• Articulate the need for scalability and understand the importance of improving quality through testing.
• Be an expert in writing code that meets standards and delivers the desired functionality using the technology selected for the project
• Drive design reviews, define interfaces between code modules, and apply existing technology to designs
• Be an expert in assessing application performance and optimizing/improving it through design and best coding practices

Qualifications/Requirements:

• Minimum Bachelor's Degree in Computer Science, Computer Engineering or in "STEM" Majors (Science, Technology, Engineering, and Math)
• 6+ years of experience in Full Stack Software Development within the enterprise or software services domain

Desired Skills:

• Expertise in full stack software development and awareness of 12 Factor software patterns
• Experience and knowledge of patterns and anti-patterns of microservices-based architecture design
• Experience developing and deploying applications on cloud (Azure, AWS, or GCP), on-premise, and hybrid-based architectures
• Mid-Level to Expert within one or more of the following UI development JavaScript: Client-Side HTML5 jQuery, jQuery UI, Knockout.js,
• Polymer, AngularJS, ReactJS, Bootstrap
• Mid-Level to Expert within one or more of the back-end development languages: .NET, Java, Python, or Scala
• Very solid API skills (e.g. Express.js/Node.js, GraphQL/Relay, Flask, Jersey, Java Spring REST or WebApi2)
• Skilled in use of Java, Kafka, and Spark streaming technologies
• Experience with containerization technologies such as Rancher, Kubernetes, Docker and Helm
• Hands-on experience in data storage environments of many types (RDMS, NoSQL, HDFS, etc.)
• Knowledge of GitLab, Jenkins and Artifactory
• Solid foundation in data structures, algorithms, and OO Design with rock-solid programming skills
• Security: Identity Management and Access, application security and static code analysis
• Proven success working in and promoting a rapidly changing, collaborative, and iterative product development environment
• Strong interpersonal skills, analytical skills, combined with intellectual curiosity, and a desire and ability to "get things done" are essential
• Agile Scrum development experience
• Added advantage to those having experience in multi-tenant SaaS Platform and Developers' Portal development

About Us

Zentosys Solutions Pvt. Ltd. is a technology-driven IT services company specializing in modern web and mobile application development. We empower businesses worldwide with innovative, scalable, and efficient software solutions. Be a part of our dynamic team and contribute to building impactful digital products.

Responsibilities

• Develop, maintain, and optimize full-stack applications using modern technologies.
• Implement backend logic using Node.js, TypeScript, and frameworks like Express.js or NestJS.
• Build intuitive, responsive, and high-performance frontend applications using React.js, Next.js, or similar frameworks.
• Design and integrate RESTful APIs and ensure seamless communication between front-end and back-end systems.
• Utilize CI/CD pipelines for automated deployment and continuous integration.
• Manage and optimize cloud infrastructure using AWS services.
• Debug, troubleshoot, and ensure application reliability and performance across the stack.
• Design database schemas and manage MongoDB for efficient data handling.
• Collaborate with cross-functional teams, including DevOps, designers, and product managers, to deliver high-quality solutions.
• Stay updated with the latest technologies, frameworks, and best practices in software development.

Requirements

• Experience: 2+ years in full-stack development.
• Strong expertise in Node.js, TypeScript, and backend frameworks like Express.js, NestJS, or Fastify.
• Proficiency in frontend technologies like React.js, Next.js, HTML5, CSS3, and JavaScript (ES6+).
• Hands-on experience with CI/CD pipelines and tools such as Jenkins, GitHub Actions, GitLab CI, or similar.
• Practical knowledge of AWS services, including EC2, S3, RDS, Lambda, and IAM.
• Experience with database schema design and management using MongoDB.
• Strong problem-solving skills with a logical and analytical approach to challenges.
• Familiarity with Git for version control and collaboration in a team environment.
• Excellent communication and teamwork skills to contribute effectively in a collaborative setting.

Preferred Skills

• Exposure to GraphQL for API development.
• Knowledge of Docker and container orchestration.
• Familiarity with Serverless Framework for deploying cloud-native applications.
• Experience with testing frameworks like Jest, Mocha, or Cypress.
• Understanding of state management libraries like Redux, Zustand, or similar.
• Hands-on experience with Terraform or other infrastructure-as-code tools.

What We Value

• Problem Solvers: Professionals who can tackle challenges with creativity and precision.
• Team Players: Individuals who thrive in a collaborative, dynamic environment.
• Growth Mindset: Developers who are eager to learn, adapt, and grow with the organization.

What We Offer

• Competitive salary in the range of ₹6 LPA to ₹15 LPA based on skills and experience.
• Work on diverse and impactful projects for a global clientele.
• A culture that encourages innovation, professional growth, and skill enhancement.
• Flexible working hours and a healthy work-life balance.
• Exposure to cutting-edge technologies and tools.

Job Type: Full-time

Pay: ₹600,000.00 - ₹1,500,000.00 per year

Benefits:

• Provident Fund

Schedule:

• Monday to Friday

Education:

• Bachelor's (Required)

Experience:

• Full-stack development: 2 years (Required)

Work Location: In person

Expected Start Date: 05/02/2025

We are looking for a motivated full-stack engineer who is proficient in both front-end and back-end technologies. Responsibilities include designing, building, and maintaining web applications, databases, and APIs that enable businesses to operate efficiently.

Responsibilities

• Develop, test, and deploy fast and scalable web apps.
• Designing and maintenance of fully functional large relational and non-relational databases.
• Timely deployment of web apps on the cloud.
• Server management and cloud-based infrastructure.
• Establishment and integration of development tools as required.
• Conducting code reviews of peer developers.

Requirements

• 2 years in MEAN Stack Development.
• Expertise in technologies - MongoDB, ExpressJS, and NodeJS.
• High-quality programming skills for a robust design.
• Experience in application architecture, server management, cross-browser compatibility, responsive design, and website performance.
• Understanding of DB architecture design and programming templates, Agile methodologies, and client-side and server-side procedures.
• BE/ B. Tech/ MCA.

Python experts for NSO work

• Strong coding Experience in programming language like Python (Minimum 5+ years of experience)
• Proven hands-on Software Development experience
• Proven working experience in Python development
• Hands on experience in designing and developing applications using Python platforms
• Object Oriented analysis and design using common design patterns.
• Profound insight of Python Java and JEE internals
• Knowledge of Yang data modelling, Netconf (Must) and XML
• Knowledge on REST/ SOAP API's
• Basic knowledge of Networking i.e., MPLS, L3 VPN.
• Bachelor's degree in computer science or equivalent
• Very strong aptitude and reasoning
• Ability to break complex problems into parts and solve them
• Must be able to communicate thoughts clearly to the team
• Good understanding of various database i.e., Mongo DB, MYSQL.
• Good understanding of the DevOps tools Jenkins, GitHub for version controlling.

·      Knowledge on NSO 

Online tutoring platform that focuses on connecting students with tutors and has a focus on live learning courses for Science, Technology, Engineering, the Arts and Mathematics (STEAM) subjects. It is a global online school for 21st century skills, teaching Coding and other extra-curriculars to kids age 5-18 via LIVE, interactive, gamified online sessions that work 10x better than status quo.

• 2+ years of experience on NodeJS & React JS
• Practical experience in building APIs
• Experience with RabbitMQ or similar queuing system
• Experience with Redis/ElasticSearch is a plus
• Familiarity with CI/CD pipeline tools like Jenkins
• Practical experience with Git
• A knack for benchmarking and optimization

Senior Full Stack Developer (Ruby on Rails, ReactJS) - Mirafra Technologies

We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers are responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.

Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail. They are expected to have experience in building web and API based application platforms

Educational Qualification :

            B.E. / B.Tech / from top tier IITs/NITs with at least 4-6 years of experience in full stack  development for Web Applications

Overview :

            Opportunity to work as a Software developer for a content based Progressive Web App in the ed-tech industry. This platform enables creation and consumption of stories in multiple languages with the use of technology to scale creation as well as providing users with content suggestions based on their reading preferences. The project entails development of new features and deployment using a CI/CD model based on requirements from the product team.

The responsibilities would include:

• Developing front end website architecture.
• Designing user interactions on web pages.
• 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.
• Development of new features
• Debugging issues with existing features
• Monitoring application health
• Proactive approach to upgrade technology/plugins, modify architecture etc. to ensure reduction in issues and improvement in platform performance
• Hotfixes and support for L3 tickets raised from end users with highest priority
• Mentoring other members of the team in new and evolving technology tools / paradigms

Must have:

• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.
• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Preceding experience with ReactJS workflows like Redux, Create React App, data structure libraries
• Strong understanding of Javascript, ReactJS, HTML, CSS, Ruby and Ruby on Rails
• Strong understanding of scalable, modular, open and robust application / database architecture.
• Strong analytical, problem solving skills for ambiguous high level business / technical issues
• Familiarity with concepts of MVC, ORM, and RESTful
• Understanding of fundamental design principles behind a scalable application
• Able to create database schemas that represent and support business processes
• Hands on Experience with relational databases Postgresql and MySQL
• Solid understanding of object-oriented programming
• Proficient in writing unit and functional tests with RSpec, Capybara
• Familiarity with Couchbase and ElasticSearch (NoSQL DB)
• Able to implement automated testing platforms and unit tests with RSpec
• Proficient understanding of code versioning tools (e.g. Git)
• Familiarity with development aiding tools (such as Bower, Bundler, Rake, etc)
• Familiarity with continuous integration/continuous development (CI/CD) tools and methodologies
• Proficient in verbal and written communication.
• Experience in debugging system performance issues and creating long term solutions for the same would be an added benefit.

Good to have :

• Experience with Cloud services, web servers, load balancers, auto scaling of architecture would be preferred