Technical Lead

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, Cosco grow their revenues via WhatsApp.

• Enabling 150,000+ Businesses with WhatsApp Engagement & Marketing
• 800Crores + WhatsApp Messages done 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

Role Overview:

Tech Lead

You’ll work directly with leadership, product, and design teams to create experiences that reach millions. If you're a tech-savvy problem solver who thrives in fast-paced environments, this role is for you.

Key Responsibilities

• Technical Leadership:

  Lead, mentor, and inspire a team of full stack developers; foster a high-performance, growth-oriented environment.

• Architecture Ownership:

  Design scalable, secure, and maintainable backend and frontend architecture to support real-time, large-scale applications.

• Full Stack Execution:

  Develop features end-to-end using the MERN stack — from intuitive user interfaces in React.js to robust APIs in Node.js.

• Code Quality & Reviews:

  Uphold engineering best practices by conducting thorough code reviews and improving codebase maintainability.

• Collaboration:

  Work cross-functionally with Product, Design, DevOps, and QA teams to define, build, and ship impactful features.

• Performance & Scalability:

  Optimize web performance, server efficiency, and database interactions for speed and reliability.

• CI/CD & DevOps:

  Participate in infrastructure decisions and deployments with Docker, Kubernetes, and cloud tools (AWS preferred).

• Innovation:

  Evaluate new tools, frameworks, and processes to constantly raise the bar on development quality and team productivity.

Qualifications & Skills

Must-Haves:

• 6+ years of experience in software development with at least 3+ years in a

  leadership or senior developer role

  .
• Strong proficiency with the

  MERN Stack

  :

  MongoDB

  ,

  Express.js

  ,

  React.js

  , and

  Node.js

  .
• Excellent command over

  JavaScript

  ,

  TypeScript

  , and modern frontend libraries (e.g., Redux, Zustand).
• Solid understanding of

  RESTful APIs

  , asynchronous programming, and modern software architecture.
• Proven experience designing and deploying scalable systems on

  cloud platforms

  like AWS or GCP.
• Strong problem-solving, debugging, and analytical skills.
• Hands-on experience with

  version control systems (Git)

  and CI/CD tools.
• Excellent communication skills and the ability to lead by example.

Nice-to-Haves:

• Exposure to

  WebSockets

  ,

  event-driven systems

  , or messaging queues.
• Experience with

  Docker

  ,

  Kubernetes

  , and monitoring tools (e.g., Prometheus, Grafana).
• Prior experience in a

  SaaS or B2B product environment

  .
• Familiarity with testing tools such as Jest, Mocha, or Cypress.

Why Join AiSensy?

• Lead with Impact:

  Own major components of a product used by 100K+ businesses.

• Career Growth:

  Fast-track your career through real leadership experience and meaningful projects.

• Dynamic Culture:

  Work in a transparent, fast-moving, and innovation-first environment.

• Build the Future:

  Shape how modern businesses interact with customers on WhatsApp at scale.

Excited to lead innovation in a product that powers revenue for thousands of brands?

Apply now and help us build the future of customer engagement at AiSensy.