WHAT DOES A JUNIOR DEVELOPER DO?
Published: Jan 14, 2026 - The Junior Developer designs and builds multi-tier APIs, web services, and user interfaces using Java/Spring and modern JavaScript technologies. This position also develops RESTful services, works with distributed messaging systems and varied data stores, and leverages automation and deployment tools such as Maven, Jenkins, Docker, and Puppet. The individual additionally collaborates with team members and customers, guiding architectural best practices, including microservices, security, performance, and high availability.
A Review of Professional Skills and Functions for Junior Developer
1. Junior Developer Overview
- Solution Development: Develop creative and innovative technology solutions for client projects.
- Cross-Platform Deployment: Deploy solutions across web, mobile, AR, and VR platforms.
- Programming Expertise: Apply strong knowledge of programming languages, algorithms, data structures, and design patterns.
- Code Quality: Write clean, high-performance code following best practices.
- Technical Documentation: Document technical approaches clearly using well-commented documentation.
- Developer Support: Support developers and artists with programming tasks and scripting.
- Pipeline Contribution: Contribute to technical and creative production pipelines.
- Code Review: Participate in design and code review sessions.
- Debugging Optimization: Test, troubleshoot, debug, profile, and optimize code.
- Technical Research: Research innovative ideas continuously to improve efficiency and solve technical challenges.
2. Junior Developer Functions
- Apex Training: Train in the Apex programming language to achieve autonomy.
- Skill Application: Apply learned Apex skills to real development tasks.
- Bug Fixing: Fix bugs to restore correct application behavior.
- Defect Analysis: Analyze defects to identify root causes.
- Requirement Interpretation: Interpret technical requirements expressed in use case form.
- Requirement Verification: Verify requirements to ensure completeness and accuracy.
- Code Review: Review code to ensure quality and adherence to standards.
- Continuous Improvement: Contribute to continuous improvement through feedback and corrections.
3. Junior Developer Accountabilities
- Process Analysis: Assist in determining process objectives by analyzing business functions.
- Requirements Gathering: Gather and evaluate information to define output requirements and formats.
- Solution Design: Analyze requirements to support the design of new software solutions.
- Workflow Modeling: Construct workflow charts and diagrams to document system behavior.
- Technical Specification: Assess system capabilities and write clear technical specifications.
- Software Development: Program software solutions according to defined designs.
- Software Testing: Test software after development to identify and eliminate logic or programming flaws.
- System Upgrades: Design, develop, and implement upgrades to existing systems.
- System Maintenance: Perform ongoing maintenance to ensure software reliability and effectiveness.
4. Junior Developer Responsibilities
- Automation Development: Build automation tools as part of end-to-end solutions.
- Automation Implementation: Implement automation and evaluate outcomes with business users.
- Stakeholder Interviews: Conduct stakeholder interviews to gather process and data requirements.
- Process Documentation: Document process flows, pain points, and automation opportunities.
- Process Analysis: Analyze business processes to identify improvement and optimization areas.
- Automation Strategy: Propose automation approaches aligned with business needs.
- Script Development: Develop automation scripts following agreed designs.
- User Testing: Perform post-implementation user testing to validate solutions.
- Release Management: Collect user feedback and deploy updates using version-controlled release practices.
- Automation Maintenance: Enhance and maintain the existing automation script library.
5. Junior Developer Details
- Application Support: Support and maintain critical web-based applications that power core business operations.
- System Stability: Ensure application stability and availability for users and clients.
- Stakeholder Collaboration: Collaborate with key stakeholders to define and deliver new functionality.
- Feature Development: Develop features that address user and client requirements effectively.
- Code Quality: Write well-structured, efficient, and maintainable code that meets high-quality standards.
- Software Architecture: Apply sound software architecture principles to ensure reliability and scalability.
- Technical Learning: Continuously expand knowledge of programming techniques and emerging technologies.
- Agile Delivery: Work within Agile processes tailored to team and project needs.
6. Junior Developer Duties
- Web Application Support: Support the development of web-based applications to enable online service delivery for government agencies.
- Digital Transformation: Assist in transforming public services into accessible online solutions.
- Web Design Support: Support the definition of site concepts, interface design, and website architecture.
- System Integration: Assist with the implementation of interfaces between web applications and backend systems.
- Java Application Design: Design web-based Java applications aligned with business requirements.
- Java Development: Develop and implement Java applications following approved standards.
- Agile Development: Apply Agile lifecycle methodologies during development activities.
- Technical Documentation: Create design documentation and perform program coding.
- Issue Resolution: Resolve technical issues through debugging, research, and investigation.
7. Junior Developer Details and Accountabilities
- Backend Development: Write back-end server functionality with custom functions using Zoho’s native language, Deluge.
- Frontend Development: Deliver a solid user experience by building embedded front-end applications with React and the Node.js ecosystem.
- Third-Party Integration: Develop key third-party integrations with service providers used by mortgage brokers, including major financial institutions in Canada.
- Bug Resolution: Assess, report on, and fix bugs on time to maintain the existing integration infrastructure.
- Integration Testing: Rigorously test third-party integrations to ensure continual uptime due to the sensitive financial nature of the integrations.
- Platform Development: Build features using Zoho’s developer platform to support simple deployment and scalability across the user base.
- Solution Implementation: Implement the proposed solution within the Zoho suite of products, following the same methods used by BluMortgage for consulting services.
- Use Case Testing: Test the solution across multiple potential use cases to ensure robust functionality.
- Process Documentation: Create process flow documentation to describe the implemented solution.
8. Junior Developer Tasks
- API Development: Implement and develop large multi-tier APIs or web services, data integrations, and related web applications.
- UI Development: Implement and develop web-based user interfaces using various JavaScript libraries, CSS, and HTML.
- Technical Consulting: Advise customers on understanding API or web service architectures and concerns, including microservices, service-oriented architecture, security, high availability, load, performance, and encryption.
- REST API Design: Develop RESTful APIs using JSON, RSS, NewsML, and other API formats.
- Distributed Systems: Work with event-based and message-driven distributed systems such as JMS, Celery, RabbitMQ, and Kafka.
- Data Management: Develop using data stores and related technologies, including NoSQL and RDBMS such as Memcached, Redis, PostgreSQL, and MySQL.
- DevOps Tooling: Use dependency management, build and release, and automation tools, including Pip, Maven, Jenkins or Bamboo, Puppet, Docker, and Chef.
- Java Development: Develop with programming languages and related frameworks and libraries, primarily Java and the Spring framework.
- Stakeholder Communication: Interface with leadership, team members, other project teams, and customers professionally and patiently.
9. Junior Developer Roles
- Salesforce Development: Work with Visualforce, Salesforce configuration tools, Apex classes, Apex web services, APIs, reports, dashboards, and AppExchange deployments.
- Application Design: Design Salesforce applications that support diverse business systems.
- Custom Development: Develop custom Salesforce functionality to meet organizational needs.
- Salesforce Testing: Test Salesforce components to ensure correctness and performance.
- Stakeholder Collaboration: Collaborate with the Navy’s functional team to build solutions that meet evolving requirements.
- System Design: Conduct system-level design for complex Salesforce implementations.
- Feature Integration: Develop and integrate custom features across Salesforce environments.
- Solution Delivery: Test and implement Salesforce solutions through structured delivery processes.
- Full Lifecycle: Participate in all phases of design, development, testing, and implementation.
10. Junior Developer Additional Details
- Issue Resolution: Provide timely resolution of pre- and post-go-live GFEBS-SA or DAI functional and configuration issues.
- System Support: Provide technical support, customer service, and maintenance of existing legacy systems, financial applications, system interfaces, and databases, along with financial quality assurance, administrative, and functional support as identified by the command.
- Programming Support: Provide support for web and general programming in SQL, VBScript, CGI script, JavaScript, HTML, languages targeting .NET, ColdFusion, and Oracle.
- FM Tool Support: Provide support for the existing FM toolset developed with MS Office technology.
- Workflow Development: Develop, maintain, and enhance specialized workflow tools to support personnel assessment processes and local tools for managing budget and contract information and improving day-to-day operational efficiency.
- SharePoint Management: Establish and maintain files and job aides related to processes, programs, and personnel in SharePoint.
- Risk Assessment: Identify and assist in addressing potential enterprise management and internal control vulnerabilities from GFEBS or DAI operations.
- Change Monitoring: Monitor and report on the impact of GFEBS or DAI software upgrades, modifications, and process changes, evaluate their effect on enterprise business operations, and propose necessary remedial actions.
- Financial Assurance: Provide financial quality assurance, administrative, and functional support as identified by the command and its customers.
- Regulatory Documentation: Document or update existing documentation in compliance with DoD Financial Management Regulation 7000.14-R to fully document and accredit the command and its customers’ financial systems.