Technical Lead - Bangalore

Juniper Square; Bengaluru; On-site; INR 4,000,000 - 6,000,000; Full time

Job summary

Juniper Square is seeking a Full Stack Technical Lead to architect and oversee scalable web apps and distributed systems. You will guide teams across frontend (ReactJS/TypeScript) and backend (Python/FastAPI) while shaping cloud infrastructure on AWS.

The role emphasizes end-to-end delivery, high performance, security, and maintainability, with a bonus for leveraging AI-driven features and intelligent workflows.

Qualifications

• 7–10 years of software engineering experience.

Responsibilities

• Lead the architecture and design of full-stack applications including frontend interfaces, backend services, and cloud infrastructure.
• Provide hands-on technical guidance to engineering teams and mentor developers across frontend and backend domains.
• Define coding standards, enforce code quality, and conduct thorough code reviews.
• Drive end-to-end delivery from architecture to deployment and maintenance.
• Architect and build backend services using Python/FastAPI.
• Design scalable RESTful and GraphQL APIs with focus on performance, security, and maintainability.
• Build asynchronous processing pipelines and microservices using Celery, RabbitMQ, Redis.
• Design efficient database schemas and queries using PostgreSQL, MySQL, or NoSQL databases.
• Implement caching strategies and optimise backend services for high throughput and reliability.
• Develop modern web applications using ReactJS and TypeScript.
• Design reusable UI components and scalable frontend architecture.
• Implement state management, API integrations, and responsive user interfaces.
• Collaborate with design and product teams to deliver intuitive user experiences.
• Ensure frontend performance, accessibility, and maintainability.
• Deploy, manage, and optimise applications on AWS (EC2, ECS/EKS, Lambda, S3, RDS, CloudWatch, IAM).
• Implement CI/CD pipelines and automated testing.
• Use Docker and Kubernetes for containerization and orchestration.
• Ensure observability through logging, monitoring, and distributed tracing.
• Lead discussions on scalability, distributed architecture, caching, and event-driven patterns.
• Drive adoption of cloud-native architectures and modern engineering practices.
• Ensure adherence to security best practices and compliance standards.
• Leverage AI tools to enhance productivity and product capabilities.
• Contribute to or lead development of AI-powered features and automation.
• Work with LLMs, embeddings, semantic search, and RAG pipelines where relevant.
• Evaluate opportunities to integrate AI-driven capabilities into products.

Skills

Python (FastAPI)

ReactJS

TypeScript

REST API development

GraphQL APIs

AWS cloud services

Microservices architectures

Distributed systems design

CI/CD pipelines

Code reviews and mentoring

Education

Bachelor's or Master's in Computer Science or related field

Tools

Docker

Kubernetes

Celery

RabbitMQ

Redis

PostgreSQL/MySQL/NoSQL

Job description

Role Overview

We are seeking a highly skilled Full Stack Technical Lead to architect, design, and oversee the development of scalable web applications and distributed systems. The ideal candidate brings strong backend expertise in Python (FastAPI preferred) or Java, combined with solid frontend development experience using ReactJS and TypeScript.

This role will lead the design and delivery of end-to-end systems—from user-facing applications to backend services and cloud infrastructure. You will guide engineering teams, drive architectural decisions, and ensure best practices across the full software development lifecycle.

Experience leveraging AI tools and building AI-driven solutions will be a significant advantage, especially for developing intelligent features, automation, and data-driven capabilities within products.

What You’ll Do

Technical Leadership

• Lead the architecture and design of full-stack applications, including frontend interfaces, backend services, and cloud infrastructure.

• Provide hands-on technical guidance to engineering teams and mentor developers across frontend and backend domains.

• Define coding standards, enforce code quality, and conduct thorough code reviews.

• Drive end-to-end delivery, from architecture and development to deployment and maintenance.

Backend Engineering & API Development

• Architect and build backend services using Python/FastAPI

• Design and implement scalable RESTful and GraphQL APIs with a strong focus on performance, security, and maintainability.

• Build asynchronous processing pipelines and microservices using tools like Celery, RabbitMQ, Redis, or similar message brokers.

• Design efficient database schemas and queries using PostgreSQL, MySQL, or NoSQL databases.

• Implement caching strategies and optimise backend services for high throughput and reliability.

Frontend Development

• Develop modern web applications using ReactJS and TypeScript.

• Design reusable UI components and scalable frontend architecture.

• Implement state management, API integrations, and responsive user interfaces.

• Collaborate closely with design and product teams to deliver intuitive user experiences.

• Ensure frontend applications maintain high standards of performance, accessibility, and maintainability.

Cloud & DevOps

• Deploy, manage, and optimize applications on AWS (EC2, ECS/EKS, Lambda, S3, RDS, CloudWatch, IAM, etc.).

• Implement CI/CD pipelines, automated testing, and environment provisioning.

• Use Docker and Kubernetes for containerization and microservice orchestration.

• Ensure system observability through logging, monitoring, and distributed tracing.

Architecture & System Design

• Lead discussions on scalability, distributed architecture, caching strategies, and event-driven patterns.

• Design full-stack solutions that balance performance, reliability, and user experience.

• Drive adoption of cloud-native architectures and modern engineering practices.

• Ensure adherence to security best practices and compliance standards.

AI & Intelligent Systems (Advantage)

• Leverage modern AI tools and frameworks to enhance developer productivity and product capabilities.

• Contribute to or lead the development of AI-powered features, such as intelligent search, conversational interfaces, recommendation systems, or automation tools.

• Work with technologies such as LLMs, embeddings, semantic search, and RAG pipelines where relevant.

• Evaluate opportunities to integrate AI-driven capabilities into existing products and workflows.

Required Skills & Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.

• 7–10 years of software engineering experience, with at least 3+ years in a technical leadership role.

• Strong expertise in:

  • Python (FastAPI)
  • ReactJS and TypeScript
  • REST and GraphQL API development
  • Asynchronous processing (Celery or similar)
  • AWS cloud services
  • Docker, Kubernetes, and containerization

• Solid understanding of:

  • Microservices architectures
  • Distributed systems design
  • SQL and NoSQL databases
  • CI/CD pipelines
  • Monitoring and observability frameworks

Nice to Have

• Experience building AI-driven applications or integrating AI capabilities into products.

• Experience with event-driven systems such as Kafka, SNS/SQS.

• Exposure to Domain-Driven Design (DDD) and clean architecture principles.

• Knowledge of Infrastructure as Code (Terraform or CloudFormation).

• Experience with performance tuning, load testing, and AWS cost optimization.

Soft Skills

• Strong leadership, mentoring, and stakeholder management abilities.

• Excellent communication and documentation skills.

• Analytical mindset with strong problem-solving capabilities.

• Ability to operate effectively in a fast-paced, agile environment.