Qualys, Inc.

Senior Software Engineer

Qualys, Inc.
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18 hours ago
Pune, IndiaSenior

Responsibilities

  • Design and develop scalable Java backend services, platform components, middleware systems, APIs, distributed services, and cloud-native applications.
  • Build reusable frameworks, libraries, tools, and developer utilities to improve engineering productivity.
  • Participate in architecture discussions, design reviews, performance optimization, scalability improvements, reliability initiatives, and code reviews.
  • Collaborate with architects, DevOps, and engineering teams on CI/CD, observability, monitoring, and operational excellence.
  • Troubleshoot distributed systems issues across services, databases, messaging systems, and cloud infrastructure.
  • Perform debugging, root cause analysis, production support, and work to improve system reliability, resiliency, and operational visibility.
  • Follow engineering best practices, coding standards, and continuous improvement practices while evaluating modern engineering tools.

Requirements

  • 5–8 years of hands-on backend software development experience with SaaS products or distributed systems.
  • Strong Java programming skills and understanding of object-oriented design, data structures, concurrency, and system design fundamentals.
  • Experience building RESTful APIs, microservices, and distributed applications.
  • Experience with messaging technologies such as Kafka, RabbitMQ, JMS, or similar systems.
  • Exposure to CI/CD pipelines and DevOps practices using Jenkins, GitLab, Docker, Kubernetes, or Helm.
  • Strong understanding of databases, SQL optimization, data modeling, and NoSQL technologies such as Cassandra, MongoDB, or Redis.
  • Familiarity with AWS, Azure, or private cloud environments and with scalability, resiliency, observability, and production-grade system design.
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent practical experience.
  • Preferred qualifications include experience with cloud security, cybersecurity, or enterprise SaaS platforms; performance engineering and observability; large-scale distributed systems; SRE concepts; and production reliability engineering.
  • Interest in AI-assisted development tools such as Cursor, Windsurf, Claude Code, or GitHub Copilot, and basic understanding of MCP integrations, agentic workflows, RAG pipelines, AI-powered developer tooling, or LLM-based automation.

Tech Stack

Apache CassandraApache KafkaAWSAzureDockerHelmJavaJenkinsKubernetesMongoDBRabbitMQRedisSQL

Categories

Qualys, Inc.

About Qualys, Inc.

1,001-5,000 employees

Qualys builds a cloud-based security and compliance platform used by enterprises to automate vulnerability management, IT asset visibility, web application scanning, and policy/PCI compliance across on‑prem and cloud environments. Delivered as subscription SaaS, its Enterprise TruRisk Platform uses a single agent to provide continuous security telemetry for endpoints, servers, containers, and clouds. Founded in 1999 and headquartered in Foster City, California, Qualys is a public company trading on NASDAQ (QLYS).

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