Fullstack Developer

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.

We like to keep our job descriptions super simple, so please spend 3 minutes reading this.

Details about the job. You will ...

• Work very closely with the Head of Engineering and the CEO directly
• Own major parts of our tech stack (Node.js/React.js) and your job will be focused primarily on backend (Node/SQL/MQs etc.), but with some front-end JS work (React) as needed
• Design, code, and deliver top-quality software that performs beautifully at scale
• Take ownership for your job and treat it like it is your baby
• This job is based in Chennai (NOT Remote). But we have a lot of flexibility for when life situations require you to work from home
• We are only a 40 person company (by choice) - so you will get amazing ownership!

A Bit About You.

• Really strong in Javascript especially in Node.js with at least 5 years of experience - if you are genuinely not super strong, please do not apply as you will find our interviews challenging and it might be a waste of your time
• Also has React.js experience so that you can support the front-end work as needed
• A strong Engineer who LIKES building software - not just someone who knows the frameworks and can code
• We don't care about college degrees or if you are self taught - we only care that you're exceptional in your work and can be professional
• Must have strong communication skills
• Must be organized, and deliver their own work within deadlines, professionally
• Strong sense of ownership and take pride in your work.

What Will We Do For You?

• Office next to the beach
• "Sports team with a heart" mentality. Even though we work hard, we take care of our people.
• Free breakfast and snacks every day
• Non-hierarchical work environment
• Macbook Pro, free swag etc. of course!
• Huge potential for career growth - the limiting factor will be just your commitment and ambition.

We are looking for a Full Stack Developer to join our engineering team and help us develop and maintain various software products. Developer responsibilities include writing and testing code, debugging programs and integrating applications with third-party web services. To be successful in this role, you should have experience using server-side logic and work well in a team.

Ultimately, you’ll build highly responsive web applications that align with our business needs.

• Write effective, scalable code
• Develop back-end components to improve responsiveness and overall performance
• Integrate user-facing elements into applications
• Test and debug programs
• Improve functionality of existing systems
• Implement security and data protection solutions
• Assess and prioritize feature requests
• Coordinate with internal teams to understand user requirements and provide technical solutions

• Work experience as a Python Developer
• Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
• Knowledge of object-relational mapping (ORM)
• Familiarity with front-end technologies (like JavaScript and HTML5)
• Team spirit
• Good problem-solving skills
• BSc in Computer Science, Engineering or relevant field

• Join the product research team to develop the leading Geodata and GeoAI platform in Hong Kong
• Be part of the product team to develop web front-end interface with a focus of data and AI application
• Develop automated software in Arical data and AI pipeline
• On job training for rapid product development cycle
• Will have to deliver reliable and maintainable code
• Use analytical skills effectively for hands on problem solving
• Translate UI/UX design wireframes to actual code
• Work with UI/UX designer

• Degree or above in Computer Science, Information Systems, or related fields
• Coursework in programming, data science, machine learning, AI and databases
• Strong organizational and project management skills
• Proficiency with client-side scripting and database technology

• Knowledge of one or more system programming languages (Python, C++, Java, etc)
• Knowledge of MongoDB and other NoSQL data stores such as Redis
• Proficiency with HTML, CSS, JavaScript, cross-browser optimization
• Proficiency with one or more front-end web development framework (Bootstrap, Angular, React)
• Knowledge of one or more web-scripting languages (PHP, Rudy, Node.js etc)
• Knowledge of web-scraping library (Beautiful Soup, web driver etc)
• Knowledge of API packaging and Docker deployment
• Knowledge of app development
• Knowledge of UI/UX design

• Work from home

JOB DESCRIPTION

Full Stack Developer Responsibilities:

• Developing front-end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Seeing through a project from conception to finished product
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

Requirements:

• Degree in computer science, I.T
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, JavaScript, WordPress
• Proficiency with PHP
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

About Company:

ESDA is a Software Development firm with a mission of providing innovative services and a vision of serving clients across the globe. It is a customer-centric Information Technology Company that specializes in Business Application Development. ESDA’s offerings are highly customizable and scalable. It also provides Web Development services and believes in providing 360-degree support to its clients. ESDA provides Web Development services like Web Designing, App Development, Digital Marketing, Graphic Designing, Hosting, Time and Material, and Gap Analysis Consultancy apart from these services, it is also working towards launching applications/software for the online market as its products.

JOB Description :

We are looking for a candidate who is dedicated and ready to take responsibility for work and interested to do work from home in this COVID duration(Freelancer full-time job).

 

2+ Years of experience in Microsoft .NET Technologies.

Strong knowledge of Database Design concepts.

Strong knowledge of Object-Oriented Programming concepts.

Knowledge of Design Patterns, and SOLID principles.

Must have experience with:

ASP.Net MVC, SQL, Entity Framework, LINQ, JQuery, WEB APIs, Dependency Injection, WCF services (Nice to have).

Must have experience with:

Database Design - Relations, Cardinality, Constraints, Indexes.

Database Data Manipulation - Select, Joins, Group By, Aggregate Functions, Subquery, Stored Procedures, Functions.

SSRS reports (Nice To have).

Writing Quality Code - Naming Conventions, Exception Handling, Logging, Reusability, OOP Concepts, SOLID principles.

Good to have knowledge of - HTML, CSS, Javascript/ jQuery/ KnockoutJS, AJAX.

Understanding of Agile methodology.

Highly developed analytical and problem-solving skills.

Excellent troubleshooting and communication skills.

About the Company:

Kratin LLC. is a leading innovation and design company focusing on healthcare. Kratin’s Unified Health Experience (UHX) platform is an award-winning solution for connecting dot across the care continuum with mobile and high tech solutions.