Fullstack Developer

Qentelli; Hyderabad; On-site; INR 1,400,000 - 2,400,000; Full time

Job summary

Qentelli is seeking a senior software engineer to own end-to-end development across frontend, backend, and AI workflows. You will build React/TypeScript UIs integrated with Optimizely, design GraphQL schemas via Apollo, and implement Node.js/NestJS services using Redis and Kafka.

You will design PostgreSQL schemas, collaborate on Snowflake/dbt pipelines for leadership intelligence, and integrate OpenAI/Google Gemini APIs and Neo4j graph data to enable AI-powered discovery and matching.

Qualifications

• 5–7 years of professional software engineering experience shipping production-grade products end-to-end.
• Strong TypeScript/React skills (component architecture, state management, hooks, performance).
• Backend experience with Node.js and NestJS building modular, tested services.
• GraphQL experience (schema design, resolvers, subscriptions, Apollo client/server) and familiarity with API gateway patterns (Apigee or equivalent).
• PostgreSQL proficiency (query optimization, schema design, TypeORM/Prisma).
• Experience with Auth0 or equivalent identity platforms.
• Familiarity with Redis and Kafka (or similar) for caching and event-driven patterns.
• Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience.

Responsibilities

• Own the full feature lifecycle architecture, implementation, code review, QA, deployment, and post-launch monitoring.
• Build frontend using React/TypeScript integrated with Optimizely; design GraphQL schemas and resolvers served through Apigee; develop Node.js/NestJS services with Redis caching and Kafka events.
• Design and query PostgreSQL schemas (TypeORM/Prisma); collaborate on Snowflake pipelines and dbt models for Leadership Intelligence layer.
• Integrate OpenAI and Google Gemini APIs for AI-powered discovery, recommendations, and matching; work with Neo4j graph data for relationship insights.
• Leverage AI-assisted development workflows (pair programming, code generation, test scaffolding) to accelerate velocity while maintaining quality.

Skills

TypeScript

React

Architectural thinking

Communication

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

GraphQL

Apollo

Node.js

NestJS

Apigee

Redis

Kafka

PostgreSQL

Snowflake

dbt

Airflow

OpenAI API

Google Gemini API

Neo4j

Job description

Job Summary

• Experience: React, TypeScript, Optimizely, Apollo GraphQL


• API & Orchestration: Apigee, GraphQL, Auth0, Redis, Kafka


• Leadership Intelligence (AI): OpenAI, Google Gemini, Neo4j, Snowflake, PostgreSQL, dbt, Airflow


• Systems of Record: Salesforce, PostgreSQL


• DevOps & Hosting: AWS/Azure, Kubernetes, Terraform, Datadog

Roles and Responsibilities

• Own the full feature lifecycle architecture, implementation, code review, QA, deployment, and post-launch monitoring.


• Build responsive React/TypeScript frontends integrated with Optimizely; design Apollo GraphQL schemas and resolvers served through Apigee; build modular Node.js/NestJS backend services using Redis for caching and Kafka for event-driven workflows.


• Design and query PostgreSQL schemas (TypeORM/Prisma); collaborate on Snowflake pipelines and dbt models feeding the Leadership Intelligence layer.


• Integrate OpenAI and Google Gemini APIs for AI-powered discovery, recommendations, and matching; work with Neo4j graph data for relationship-driven insights.


• Use AI-assisted development workflows (pair programming, code generation, test scaffolding) to increase velocity without compromising quality; handle AI feature

Required Skills and Qualifications

• 5–7 years of professional software engineering experience shipping production-grade products end-to-end.


• Strong TypeScript/React skills (component architecture, state management, hooks, performance).


• Backend experience with Node.js and NestJS building modular, tested services.


• GraphQL experience (schema design, resolvers, subscriptions, Apollo client/server) and familiarity with API gateway patterns (Apigee or equivalent).


• PostgreSQL proficiency (query optimization, schema design, TypeORM/Prisma).


• Experience with Auth0 or equivalent identity platforms.


• Familiarity with Redis and Kafka (or similar) for caching and event-driven/message-queue patterns.


• Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience.

Preferred Skills

• Production experience with OpenAI, Google Gemini, or other LLM APIs (prompt engineering, rate limiting, fallback handling, cost management).


• Strong architectural thinking and clear technical communication; experience with high-autonomy, end-to-end ownership.


• Neo4j or other graph database experience.


• Snowflake/data warehouse experience with dbt or Airflow.


• Optimizely or similar experimentation/feature-management platforms.