Platform Engineer

About AiSensy https://aisensy.com/

AiSensy is a WhatsApp-led Customer Engagement, Marketing & Support Platform trusted by over

210,000+ businesses

across India and globally. Built on top of the official WhatsApp Business API, AiSensy enables companies to drive conversions, automate customer journeys, and deliver exceptional experiences all through WhatsApp.

Awarded by

Meta & WhatsApp for three consecutive years,

We power

800+ crore WhatsApp messages every year , helping brands achieve

25–80% of their revenue

through WhatsApp-driven engagement. AiSensy is proudly trusted by leading names like

Tata Business Hub, WIPRO, Hindalco, Adani, Justdial, CEAT, Berger Paints, PhysicsWallah, Asian Paints

and many more. With rapid product innovation, a fast-growing team, and a strong partner ecosystem, AiSensy is redefining how modern businesses connect with their customers driving higher engagement, conversions, and retention with every message.

About the Role We are looking for a Platform Engineer with 3+ years of experience who will play a critical role in scaling and strengthening AiSensy’s core infrastructure. You will work on cloud architecture, automation, performance optimization, and system reliability to ensure our MERN-based platform remains secure, highly available, and efficient as we grow. This role is ideal for someone who thinks in systems, prioritizes automation, and enjoys solving complex scalability challenges in production environments.

Key Responsibilities

Infrastructure & Scalability ● Design and maintain scalable infrastructure on AWS ● Optimize system performance, availability, and fault tolerance ● Improve API reliability, database efficiency, and caching strategies ● Architect infrastructure to support distributed and high-throughput systems

DevOps & Automation ● Build and manage CI/CD pipelines for smooth and reliable deployments ● Implement Infrastructure as Code (Terraform / CloudFormation preferred) ● Manage containerized applications using Docker and Kubernetes ● Automate environment provisioning and deployment workflows

Cloud & Reliability Engineering ● Work extensively with AWS services such as EC2, ECS/EKS, RDS, S3, IAM, and CloudFront ● Configure load balancing, auto-scaling, and caching layers (Redis) ● Implement monitoring, logging, and alerting systems (CloudWatch, Prometheus, Grafana, etc.) ● Lead troubleshooting, incident response, and root cause analysis

Security & Best Practices ● Implement infrastructure security best practices ● Manage IAM roles, access controls, and secrets management ● Improve system resilience and disaster recovery readiness

Tech Stack ● Frontend: React.js ● Backend: Node.js (Express) ● Database: MongoDB ● Cloud: AWS ● DevOps Tools: Docker, Kubernetes, CI/CD pipelines ● Caching & Messaging: Redis, SQS/Kafka (preferred)

Required Qualifications ● 3+ years of experience in Platform Engineering, DevOps, or SRE roles ● Strong hands-on experience with AWS ● Experience managing production-grade applications ● Hands-on experience with containerization and CI/CD pipelines ● Strong understanding of system design, networking, and cloud security ● Experience supporting and scaling SaaS products

Good to Have ● Experience with microservices architecture ● Exposure to high-traffic or distributed systems ● Cost optimization experience in cloud environments ● Familiarity with GitOps workflows

Why Join AiSensy? ● Work on scaling infrastructure for a rapidly growing SaaS platform ● High ownership and direct impact on product reliability ● Collaborative, engineering-first culture ● Fast growth opportunities in a high-performance environment