Qualys Careers: Full Stack...

Codingcircle; Pune District; On-site; INR 750,000 - 1,400,000; Full time

Job summary

Qualys, Inc. in Pune, India, is seeking a Software Engineer (Full Stack Java Developer) to build end-to-end web and microservice solutions. The role covers frontend with React.js and backend with Java/Spring Boot, connecting to Oracle and Cassandra databases, with Kafka-based event streaming and caching via Redis/Memcached.

Freshers to 3 years’ experience welcome, offering Full-Time employment. Candidates should hold a CS/SE degree (Bachelors or Masters) and be prepared to work in a fast-paced

Qualifications

• 0–3 years of hands-on software development experience.
• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or equivalent.

Responsibilities

• Frontend Engineering: build interactive, responsive UI with React.js.
• Backend Engineering: design and maintain high-throughput Java/Spring Boot services and REST APIs.
• Database: optimize SQL (Oracle) and manage Cassandra NoSQL data stores.
• Event Streaming: implement pipelines with Apache Kafka.
• Caching: use Redis or Memcached to reduce latency.
• DevOps: containerize with Docker and deploy via Kubernetes and Jenkins CI/CD.

Education

Bachelor’s or Master’s degree in Computer Science / Software Engineering or equivalent

Tools

Java

React.js

Spring Boot

Apache Kafka

Redis/Memcached

Oracle

Cassandra

Docker

Kubernetes

Jenkins

Job description

Company :- Qualys, Inc.
Job Title :- Software Engineer (Full Stack Java Developer)
Job Requisition ID :- R0004751
Experience Level :- 0 – 3 Years (Fresher / Junior Level)
Employment Type :- Full Time
Location :- Pune, Maharashtra, India
Core Tech Stack :- Java, Spring Boot, React.js, Apache Kafka, Redis/Memcached, Oracle, Cassandra, Docker, Kubernetes, AI/LLMs

Team & Company Vision

Qualys is a leading provider of cloud-based security and compliance solutions. Innovation and teamwork come together to build resilient systems that protect enterprise networks, infrastructure, and web applications worldwide.

In this role, software engineers work across the full stack—from responsive React.js web interfaces to distributed Java/Spring Boot microservices—while leveraging modern GenAI and LLM capabilities to deliver scalable security products.

Key Responsibilities

Full-Stack Architecture & Development

• Frontend Engineering: Architect, prototype, and build interactive, responsive user interfaces using React.js.
• Backend Engineering: Design, implement, and maintain high-throughput backend services and RESTful APIs using Java and Spring Boot.
• Database Management: Write and optimize SQL queries and schema models for relational databases (Oracle) and handle distributed NoSQL datastores (Cassandra).

High-Performance Systems & AI Integration

• Event-Driven Messaging: Build asynchronous processing pipelines and message streaming architectures using Apache Kafka.
• Caching & Performance Optimization: Utilize in-memory data stores such as Redis or Memcached to reduce system latency and optimize query response times.
• GenAI / LLM Capabilities: Integrate AI/ML concepts, OpenAI/LLM APIs, and AI Agent workflows into full-stack product capabilities.
• DevOps & CI/CD Pipelines: Package applications into Docker containers and collaborate on Kubernetes deployments via automated Jenkins CI/CD pipelines.

Technical & Qualification Requirements

Experience & Education

• Experience: 0–3 years of hands‑on software development experience.
• Education (Desired): Bachelor’s or Master’s degree in Computer Science, Software Engineering, or an equivalent technical field.

Required Technical Capabilities

• Core Languages & Frameworks: Hands‑on mastery of Java (Object‑Oriented Design, multithreading, performance profiling) and React.js.
• REST & Microservices: Strong command over Spring Boot for building scalable microservices and RESTful Web APIs.
• AI/ML Fundamentals: Basic understanding of emerging AI/ML concepts, AI Agents, and OpenAI / LLM integrations.
• Event Streaming & Caching: Practical knowledge of Apache Kafka along with caching strategies via Redis or Memcached.
• Database Systems: Proficiency in Oracle (SQL query optimization, stored procedures, indexing) and exposure to Cassandra.
• DevOps Infrastructure: Basic familiarity with Docker, Kubernetes, Jenkins, and version control workflow.

Core Soft Skills

• Strong analytical, debugging, and root‑cause analysis skills.
• Excellent verbal and written communication skills.
• High learning agility to adapt to fast‑evolving cloud‑native and AI platforms.

Extra Value Additions & Candidate Guidance

Estimated Compensation & Career Growth

For an entry to junior level (0–3 years) Full Stack Java Developer at a cloud security product company in Pune:

• Estimated Compensation Range: ₹7,50,000 to ₹14,00,000 INR per annum, depending on qualification (Fresher vs. 2-3 years experience) and interview evaluation.
• Career Trajectory: Software Engineer → Senior Software Engineer → Technical Lead / Engineering Manager.

System Architecture Flow

[ Frontend: React.js Client ] ↓ (RESTful APIs / HTTP)[ Backend: Java + Spring Boot Microservices ] │ │ │ ├─► [ Event Streaming: Apache Kafka ] ├─► [ Cache Layer: Redis / Memcached ] └─► [ GenAI Service: OpenAI / LLM Agents ] ↓ ↓[ Oracle SQL ] [ Cassandra NoSQL ] ↓[ Containerized via Docker / Orchestrated via Kubernetes / CI/CD via Jenkins ]

Key Technical Topics for Interview Preparation

• Core Java & Spring Boot: Deep dive into Java 17/21 features, multithreading, concurrency, dependency injection, Spring Data JPA, and REST controllers.
• React.js Concepts: Virtual DOM, State Management (Redux/Context API), Hooks (useEffect, useMemo), and component performance tuning.
• Kafka & Caching Strategy: Write‑through vs. Cache‑aside patterns with Redis; Kafka Producer/Consumer mechanics, partitioning, and offset management.
• LLM & AI Integration: Understanding OpenAI API integration, prompt engineering techniques, and basic Agent orchestration workflows.

Key Words for Resume

Incorporate these target keywords into your resume to ensure higher ATS matching scores:

Technical Keywords

• Full Stack Java Developer
• Java 17/21 & Spring Boot
• React.js & Frontend Architecture
• RESTful API Development
• OpenAI / LLMs & AI Agents Integration
• Apache Kafka & Event-Driven Architecture
• Redis / Memcached In-Memory Caching
• Relational Databases (Oracle SQL Optimization)
• NoSQL Databases (Cassandra)
• Docker, Kubernetes & Jenkins CI/CD

Methodological & Operational Keywords

• Job Requisition ID R0004751
• Software Development Lifecycle (SDLC)
• Object-Oriented Design & Profiling
• Debugging & Root-Cause Troubleshooting
• Qualys Careers (Pune)

Frequently Asked Questions (FAQs)

1. What is the Job Requisition ID for this role?

The official requisition ID for this job posting is R0004751.

2. Are freshers eligible to apply for this job?

Yes, candidates with 0 years of experience (fresh graduates) up to 3 years of experience with strong hands‑on projects in Java and React.js are welcome to apply.

3. Where is this job located?

This role is based out of Pune, Maharashtra, India.

4. Which company posted this requisition?

This requisition (R0004751) is posted by Qualys, Inc.