Junior Full Stack Developer - Express Scripts Canada

The Cigna GroupMississauga, ON
Hybrid

About The Position

Express Scripts Canada is actively looking to hire a Junior Full Stack Developer. The successful candidate will work closely with the business and will work in a team to create and maintain Express Script Canada’s various applications for the Private BU. The Junior developer will work in a team comprising of Business Analyst, Quality Assurance Analyst under the supervision of a Manager to design, code and maintain software. The primary responsibility of the Junior developer is to write code as per specifications, perform unit testing, provide support to Quality Analyst. The Junior developer is also expected to help in troubleshooting production issues under supervision and participate in on-call maintenance roster.

Requirements

  • A post-secondary diploma/degree in Computer Science, Computer Programming, or related field
  • Minimum 3-5 years of software development/Quality assurance experience
  • Strong SQL skills and experience with relational databases (Oracle preferred) including writing complex queries and understanding indexing and performance basics
  • Hands-on with Linux/Unix, including shell scripting, file operations, and process monitoring
  • Hands-on technical experience in Java and good knowledge of its ecosystem
  • Strong analytical and problem‑solving skills across applications, databases, and OS layers
  • Basic understanding of front‑end technologies such as HTML5, CSS, JavaScript
  • Experience using Git or similar version control tools
  • Understanding of object‑oriented programming and common design patterns
  • Understanding of JVM, its limitations, weaknesses, and workarounds
  • Understanding of Spring/Spring Boot and related frameworks used for building enterprise applications
  • Ability to write clean, maintainable, and reusable Java code
  • Effective verbal and written communication skills, with the ability to work collaboratively across teams

Responsibilities

  • Develop and maintain full‑stack applications using Java (Spring Boot) with strong focus on Oracle SQL/PL‑SQL and data processing
  • Write efficient Oracle SQL queries, stored procedures, and triggers to support application and data workflows
  • Contribute to database performance improvements and ensure data integrity
  • Work with senior team members to design and refine database schemas and understand execution plans for performance tuning
  • Deploy, run, and support applications in Linux/Unix environments
  • Write and maintain shell scripts to automate routine tasks and support system monitoring
  • Collaborate with team members on project deliverables and follow guidance from senior engineers
  • Communicate clearly within the team and provide timely updates on tasks and issues
  • Participate in code reviews, write unit tests, and support manual/automation testing as needed

Benefits

  • Competitive compensation, benefits and pension plan
  • Career development and advancement opportunities
  • A culture that celebrates innovation and collaboration
  • Flexible work options and wellness programs
  • competitive salary and benefits package
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