Sr. Fullstack Developer (JAVA)

Job description:

Sr. Fullstack Developer (JAVA)

Job Locations: PK - Karachi

Type: Regular Full-Time (3 Months Contract)

Working hours: 12 pm – 9 pm Pakistan time

Vision: Transforming how the world discovers, develops, and unleashes cyber talent.

Mission: We’re not just filling skills gaps—we’re redefining how companies hire, grow, and retain the people who power their security future.

At QuickStart, we are committed to upholding the following core values:

Passion |Respect | Accountability | Innovation | Speed | Execution [ PRAISE ]

Job Summary

We are looking for a skilled and motivated Sr. Fullstack Developer (JAVA) with at least 3 years of hands-on experience in developing robust, scalable, and high-performance applications. You will play a key role in designing and building backend systems, APIs, and microservices that support mission-critical business functions.

This is an excellent opportunity for a developer who is passionate about clean code, system architecture, and delivering high-quality software in a collaborative environment.

Key Responsibilities

• Design, develop, test, and deploy high-quality Java applications
• Build and maintain backend services using Spring Boot or other Java frameworks
• Develop and integrate RESTful APIs for internal and external use
• Collaborate with frontend developers, DevOps, QA, and product managers
• Optimize performance and scalability of applications
• Hands-on experience with AI-assisted development tools such as GitHub Copilot and ChatGPT
• Follow Agile development practices and participate in daily stand-ups

Required Skills & Qualifications

• 3+ years of professional experience in Java development
• Strong understanding of Core Java, OOP principles, and design patterns
• Hands-on experience with Spring Boot, Spring MVC, and Spring Data
• Experience in building RESTful web services
• Proficiency in SQL and relational databases like MySQL, PostgreSQL, or Oracle
• Familiarity with Git or other version control systems
• Basic understanding of Maven or Gradle
• Experience with unit testing frameworks like JUnit or TestNG

Preferred (Nice to Have)

• Experience with Microservices architecture
• Exposure to Cloud platforms (AWS, Azure, GCP)
• Familiarity with Docker or Kubernetes
• Understanding of message queues (Kafka, RabbitMQ)
• Prior experience in Agile/Scrum environments

Education

• Bachelor’s or Master’s Degree in Computer Science, Software Engineering, or a related field

Job Types: Full-time, Contract
Contract length: 3 months

Pay: Rs275,000.00 - Rs300,000.00 per month

Work Location: In person