associatedG/pmso-service
Nov 2024 – Nov 2025
13 Months active
Languages Used
DjangoPythonSQLDRFGoJSONREST FrameworkOpenpyxl
Technical Skills
API DevelopmentBackend DevelopmentDRFDatabase DesignDatabase ManagementDatabase Migrations
ddnguyen99
PROFILE
Ddnguyen99
Dac Nguyen developed and maintained the associatedG/pmso-service backend over 13 months, delivering features for order, inventory, and delivery management. He engineered robust data models and APIs using Django, Python, and Django REST Framework, focusing on pricing accuracy, role-based access control, and data import/export via Excel. His work included implementing granular permissions, optimizing database migrations, and enhancing error handling and validation to ensure data integrity. By refactoring serializers and integrating new endpoints, Dac improved operational workflows and data visibility for procurement and logistics. His disciplined approach to migrations and testing contributed to a stable, maintainable codebase supporting evolving business needs.
Overall Statistics
Feature vs Bugs
73%Features
Repository Contributions
230Total
Bugs
26
Commits
230
Features
69
Lines of code
38,518
Activity Months13
Your Network
7 people
Work History
November 2025
5 Commits • 1 Features
Nov 1, 2025November 2025 monthly update for associatedG/pmso-service: Delivered a comprehensive Open Order Management Enhancements initiative, strengthening data validation, error handling, access control, and pricing propagation for open sale orders. Implemented serializer improvements to expose richer product data and extended permissions management to support targeted roles. These changes improved order accuracy, reduced manual fixes, and enhanced data visibility across the order-to-delivery flow.
5 Commits • 1 Features
Nov 1, 2025November 2025 monthly update for associatedG/pmso-service: Delivered a comprehensive Open Order Management Enhancements initiative, strengthening data validation, error handling, access control, and pricing propagation for open sale orders. Implemented serializer improvements to expose richer product data and extended permissions management to support targeted roles. These changes improved order accuracy, reduced manual fixes, and enhanced data visibility across the order-to-delivery flow.
November 2025
October 2025
9 Commits • 4 Features
Oct 1, 2025Monthly summary for 2025-10 (associatedG/pmso-service). Delivered targeted improvements across order processing, delivery trips, roles/permissions, and data modeling, aligning technical changes with business value. Focused on data integrity, access control, and operational efficiency through schema migrations, API enhancements, event-driven signals, and clearer data serialization. These changes enable faster order lifecycle processing, more accurate delivery status tracking, and scalable permission management for growth.
October 2025
9 Commits • 4 Features
Oct 1, 2025Monthly summary for 2025-10 (associatedG/pmso-service). Delivered targeted improvements across order processing, delivery trips, roles/permissions, and data modeling, aligning technical changes with business value. Focused on data integrity, access control, and operational efficiency through schema migrations, API enhancements, event-driven signals, and clearer data serialization. These changes enable faster order lifecycle processing, more accurate delivery status tracking, and scalable permission management for growth.
September 2025
7 Commits • 3 Features
Sep 1, 2025Month: 2025-09 — AssociatedG/pmso-service This month delivered key features to improve data completeness, delivery operations visibility, and pricing accuracy, while also addressing code quality to enhance maintainability and future stability. Business value was realized through richer customer data, better delivery-tracking capabilities, and more precise financial calculations, supporting better decision making and operational efficiency. Key features delivered: - Customer Data Enrichment: Include address in CustomerBriefSerializer to provide a more complete view of customer data. Commit: ffe2b113c7259aa11f455304701d6448797aaaa9 (Fix Customer Serializer). - Delivery Trip Management: Add DeliveryTrip and DeliveryTripItems models with admin interfaces to track delivery status, vehicle information, and item details. Commit: 505ad6d752fb86ec414e1d7d3a85f2091331e1b5 (PMSO-128: Create Models For DeliveryTrip). - Sale Order Pricing Enhancements: Increase price precision and improve total calculation with discounts/markups; include related migrations to reflect schema changes. Commits: 41edc0344ce1fe601ab8cac582aca5e22738b92a, 5e9f01584a688e659e5fb27da2286ac6dbdb3563, 95310f0240fff1589538473d9c42933221b57575 (Fix: Change Sale Order Database Schemas; Fix migration). Major bugs fixed: - Code Quality: Ensure newline at end of signals.py. Commit: d58f5d10ee15157b23d1679076281638cebfe8ed (PMSO-128: Create Models For DeliveryTrip). - Code Quality: Ensure newline at end of policies.py. Commit: 23916d2de686b017574f62f212610eb3bc39053d. Overall impact and accomplishments: - Data quality: Customer data is now more complete with address, enabling better customer insights and service. - Operational visibility: DeliveryTrip models provide end-to-end tracking and better admin oversight of deliveries. - Financial accuracy: Pricing improvements deliver more precise subtotal and total calculations, supporting margin accuracy and discount/markup handling. - Maintainability: Code quality fixes reduce lint issues and prepare the codebase for future enhancements. Technologies/skills demonstrated: - Django ORM modeling, serializers, and admin interfaces; database migrations - Data enrichment and schema evolution with attention to precision in pricing - Code quality and formatting discipline across Python modules - Version control discipline with clear, descriptive commits
7 Commits • 3 Features
Sep 1, 2025Month: 2025-09 — AssociatedG/pmso-service This month delivered key features to improve data completeness, delivery operations visibility, and pricing accuracy, while also addressing code quality to enhance maintainability and future stability. Business value was realized through richer customer data, better delivery-tracking capabilities, and more precise financial calculations, supporting better decision making and operational efficiency. Key features delivered: - Customer Data Enrichment: Include address in CustomerBriefSerializer to provide a more complete view of customer data. Commit: ffe2b113c7259aa11f455304701d6448797aaaa9 (Fix Customer Serializer). - Delivery Trip Management: Add DeliveryTrip and DeliveryTripItems models with admin interfaces to track delivery status, vehicle information, and item details. Commit: 505ad6d752fb86ec414e1d7d3a85f2091331e1b5 (PMSO-128: Create Models For DeliveryTrip). - Sale Order Pricing Enhancements: Increase price precision and improve total calculation with discounts/markups; include related migrations to reflect schema changes. Commits: 41edc0344ce1fe601ab8cac582aca5e22738b92a, 5e9f01584a688e659e5fb27da2286ac6dbdb3563, 95310f0240fff1589538473d9c42933221b57575 (Fix: Change Sale Order Database Schemas; Fix migration). Major bugs fixed: - Code Quality: Ensure newline at end of signals.py. Commit: d58f5d10ee15157b23d1679076281638cebfe8ed (PMSO-128: Create Models For DeliveryTrip). - Code Quality: Ensure newline at end of policies.py. Commit: 23916d2de686b017574f62f212610eb3bc39053d. Overall impact and accomplishments: - Data quality: Customer data is now more complete with address, enabling better customer insights and service. - Operational visibility: DeliveryTrip models provide end-to-end tracking and better admin oversight of deliveries. - Financial accuracy: Pricing improvements deliver more precise subtotal and total calculations, supporting margin accuracy and discount/markup handling. - Maintainability: Code quality fixes reduce lint issues and prepare the codebase for future enhancements. Technologies/skills demonstrated: - Django ORM modeling, serializers, and admin interfaces; database migrations - Data enrichment and schema evolution with attention to precision in pricing - Code quality and formatting discipline across Python modules - Version control discipline with clear, descriptive commits
September 2025
August 2025
2 Commits
Aug 1, 2025Monthly summary for 2025-08: Focused on stabilizing pricing data integrity and database schema in pmso-service. Delivered targeted fixes and migrations that reduce pricing discrepancies, improve data consistency, and strengthen deployment reliability across the product suite.
August 2025
2 Commits
Aug 1, 2025Monthly summary for 2025-08: Focused on stabilizing pricing data integrity and database schema in pmso-service. Delivered targeted fixes and migrations that reduce pricing discrepancies, improve data consistency, and strengthen deployment reliability across the product suite.
July 2025
4 Commits • 2 Features
Jul 1, 2025July 2025 (2025-07) PM SO Service: Key data onboarding and integrity improvements. Delivered a new Product Data Import via Excel API and backend flow, with flush capability and detailed error reporting, enabling reliable bulk product/material ingestion. Fixed material import duplication and synthetic transactions by adding pre-import existence checks. Enhanced Materials-Only Provider Update Validation to permit partial updates while preserving essential provider data and defaults. These changes reduce data remediation, improve data quality, and accelerate onboarding for product and supplier data.
4 Commits • 2 Features
Jul 1, 2025July 2025 (2025-07) PM SO Service: Key data onboarding and integrity improvements. Delivered a new Product Data Import via Excel API and backend flow, with flush capability and detailed error reporting, enabling reliable bulk product/material ingestion. Fixed material import duplication and synthetic transactions by adding pre-import existence checks. Enhanced Materials-Only Provider Update Validation to permit partial updates while preserving essential provider data and defaults. These changes reduce data remediation, improve data quality, and accelerate onboarding for product and supplier data.
July 2025
June 2025
7 Commits • 2 Features
Jun 1, 2025June 2025 performance highlights for associatedG/pmso-service: Delivered targeted data access and export enhancements for Storage Keeper, introduced Excel-based imports for materials and providers, and added a migration artifact to stabilize dependency handling. These efforts improve data security, accuracy, and operational efficiency for storage keepers, streamline supplier/material onboarding, and reduce risk during deployments. The work demonstrates strong backend data governance, data processing, and migration discipline, with measurable business impact on data relevance and deployment stability.
June 2025
7 Commits • 2 Features
Jun 1, 2025June 2025 performance highlights for associatedG/pmso-service: Delivered targeted data access and export enhancements for Storage Keeper, introduced Excel-based imports for materials and providers, and added a migration artifact to stabilize dependency handling. These efforts improve data security, accuracy, and operational efficiency for storage keepers, streamline supplier/material onboarding, and reduce risk during deployments. The work demonstrates strong backend data governance, data processing, and migration discipline, with measurable business impact on data relevance and deployment stability.
May 2025
9 Commits • 5 Features
May 1, 2025May 2025 performance summary for associatedG/pmso-service: Delivered core capabilities for materials in product orders, material price statistics, KPI reliability enhancements, and role-based access improvements. Addressed critical data correctness and test completeness, strengthening system reliability and business decision support.
9 Commits • 5 Features
May 1, 2025May 2025 performance summary for associatedG/pmso-service: Delivered core capabilities for materials in product orders, material price statistics, KPI reliability enhancements, and role-based access improvements. Addressed critical data correctness and test completeness, strengthening system reliability and business decision support.
May 2025
April 2025
15 Commits • 2 Features
Apr 1, 2025April 2025 — associatedG/pmso-service: Two major feature streams with strong test coverage and migrations, enhancing data export reliability and material flow traceability. Key deliverables: - Product Export - Filtering and Pagination: Introduced new filter and pagination classes for product exports; wired into ProductExportListCreateView to enable refined querying and display of export data. Added tests for filtering and sorting to validate export data. - Material Import/Export Enhancements: Comprehensive enhancements to material import/export flows; added provider name, deliverer, and input method tracking; introduced MaterialsImport model; refactored serializers/services; added filters, pagination, and test coverage; updated exports/transactions linkage and performed migrations. Quality and stability: - Implemented quick bug fixes in material import/export flows as part of PMSO-764 updates (two quick-fix commits). - Expanded test coverage for new models and export flows; ensured migrations completed successfully. Technologies/skills demonstrated: - Django REST Framework, model design, migrations - Serializer/service refactor and feature wiring - Filters, pagination, and data querying optimization - End-to-end testing and data integrity validation Overall impact: - Improved data discovery and export reliability for business users, with enhanced traceability for material flows and stronger maintainability through modular design and tests.
April 2025
15 Commits • 2 Features
Apr 1, 2025April 2025 — associatedG/pmso-service: Two major feature streams with strong test coverage and migrations, enhancing data export reliability and material flow traceability. Key deliverables: - Product Export - Filtering and Pagination: Introduced new filter and pagination classes for product exports; wired into ProductExportListCreateView to enable refined querying and display of export data. Added tests for filtering and sorting to validate export data. - Material Import/Export Enhancements: Comprehensive enhancements to material import/export flows; added provider name, deliverer, and input method tracking; introduced MaterialsImport model; refactored serializers/services; added filters, pagination, and test coverage; updated exports/transactions linkage and performed migrations. Quality and stability: - Implemented quick bug fixes in material import/export flows as part of PMSO-764 updates (two quick-fix commits). - Expanded test coverage for new models and export flows; ensured migrations completed successfully. Technologies/skills demonstrated: - Django REST Framework, model design, migrations - Serializer/service refactor and feature wiring - Filters, pagination, and data querying optimization - End-to-end testing and data integrity validation Overall impact: - Improved data discovery and export reliability for business users, with enhanced traceability for material flows and stronger maintainability through modular design and tests.
March 2025
24 Commits • 8 Features
Mar 1, 2025March 2025 performance summary for associatedG/pmso-service: Delivered pricing and order management enhancements, expanded data modeling for Outsource-related functionality, and strengthened deployment readiness with merged and initial database migrations. Key work includes implementing Product Standard Material Price and Extra Fee Price management with CRUD and base price logic, updating Product Order Price across modules, and cleaning up logging. Addressed a set of reliability and correctness bugs across pricing, quantity handling, permissions, and configuration, while improving outsourcing workflows and history tracking. Demonstrated strong technical capabilities in CRUD development, migrations, data modeling, testing scaffolds, and edge-case price calculations, all aligned with business value of accurate pricing, streamlined operations, and maintainable codebase.
24 Commits • 8 Features
Mar 1, 2025March 2025 performance summary for associatedG/pmso-service: Delivered pricing and order management enhancements, expanded data modeling for Outsource-related functionality, and strengthened deployment readiness with merged and initial database migrations. Key work includes implementing Product Standard Material Price and Extra Fee Price management with CRUD and base price logic, updating Product Order Price across modules, and cleaning up logging. Addressed a set of reliability and correctness bugs across pricing, quantity handling, permissions, and configuration, while improving outsourcing workflows and history tracking. Demonstrated strong technical capabilities in CRUD development, migrations, data modeling, testing scaffolds, and edge-case price calculations, all aligned with business value of accurate pricing, streamlined operations, and maintainable codebase.
March 2025
February 2025
67 Commits • 20 Features
Feb 1, 2025February 2025 highlights for associatedG/pmso-service focused on pricing accuracy, data modeling for KPIs, and improved data integrity across Material and Product Material standards, with substantial enhancements to history tracking, API/test reliability, and KPI delivery capabilities. The work delivered business value by improving pricing references, enabling deeper KPI insights, and strengthening maintainability and test coverage.
February 2025
67 Commits • 20 Features
Feb 1, 2025February 2025 highlights for associatedG/pmso-service focused on pricing accuracy, data modeling for KPIs, and improved data integrity across Material and Product Material standards, with substantial enhancements to history tracking, API/test reliability, and KPI delivery capabilities. The work delivered business value by improving pricing references, enabling deeper KPI insights, and strengthening maintainability and test coverage.
January 2025
32 Commits • 11 Features
Jan 1, 2025January 2025 — associatedG/pmso-service: Delivered core material and user-management features, enhanced procurement pricing, stabilized database migrations, and strengthened QA/config, delivering tangible business value with faster admin workflows, improved cost visibility, and stronger data integrity. Key contributions span: User List, Standard Material, Material_Code for Material, Update Material Standard; provider pricing/list updates for material orders; enhanced user management with profile updates and new user creation; and migrations fixes across multiple patches.
32 Commits • 11 Features
Jan 1, 2025January 2025 — associatedG/pmso-service: Delivered core material and user-management features, enhanced procurement pricing, stabilized database migrations, and strengthened QA/config, delivering tangible business value with faster admin workflows, improved cost visibility, and stronger data integrity. Key contributions span: User List, Standard Material, Material_Code for Material, Update Material Standard; provider pricing/list updates for material orders; enhanced user management with profile updates and new user creation; and migrations fixes across multiple patches.
January 2025
December 2024
36 Commits • 10 Features
Dec 1, 2024December 2024 monthly summary for associatedG/pmso-service focused on delivering pricing scalability, data integrity, and backend workflow improvements that drive business value and developer productivity. Key features delivered include: linking materials to products (Product Link Materials) with related tests; pricing enhancements across Product Order to support new pricing logic and larger values via BigInteger; data-model enhancements to track Storage Keeper on Model with automatic user assignment; backend support for Logistic Manager Approved workflows; and additional improvements such as price filtering and provider column updates. Reliability and maintainability were enhanced through targeted migrations fixes, merge conflict resolution, and population seed fixes.
December 2024
36 Commits • 10 Features
Dec 1, 2024December 2024 monthly summary for associatedG/pmso-service focused on delivering pricing scalability, data integrity, and backend workflow improvements that drive business value and developer productivity. Key features delivered include: linking materials to products (Product Link Materials) with related tests; pricing enhancements across Product Order to support new pricing logic and larger values via BigInteger; data-model enhancements to track Storage Keeper on Model with automatic user assignment; backend support for Logistic Manager Approved workflows; and additional improvements such as price filtering and provider column updates. Reliability and maintainability were enhanced through targeted migrations fixes, merge conflict resolution, and population seed fixes.
November 2024
13 Commits • 1 Features
Nov 1, 2024November 2024 — Delivered the Materials and Providers Management System within associatedG/pmso-service. Completed end-to-end data modeling for materials and providers, API exposure, and a pricing relationship between provider-materials, underpinned by database migrations to support inventory, suppliers, and pricing. Implemented a dedicated set of endpoints and views to streamline onboarding of single materials, establishing a scalable foundation for procurement workflows and supplier integration. This work lays the groundwork for improved inventory accuracy, supplier negotiations, and faster time-to-market for new materials.
13 Commits • 1 Features
Nov 1, 2024November 2024 — Delivered the Materials and Providers Management System within associatedG/pmso-service. Completed end-to-end data modeling for materials and providers, API exposure, and a pricing relationship between provider-materials, underpinned by database migrations to support inventory, suppliers, and pricing. Implemented a dedicated set of endpoints and views to streamline onboarding of single materials, establishing a scalable foundation for procurement workflows and supplier integration. This work lays the groundwork for improved inventory accuracy, supplier negotiations, and faster time-to-market for new materials.
November 2024
Activity
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Quality Metrics
Correctness84.8%
Maintainability84.2%
Architecture78.6%
Performance76.8%
AI Usage20.6%
Skills & Technologies
Programming Languages
DRFDjangoGoJSONOpenpyxlPythonREST FrameworkSQL
Technical Skills
API DevelopmentAPI IntegrationAPI PermissionsAPI TestingAccess ControlAzure Blob StorageBackend DevelopmentBug FixingCode CleanupConfiguration ManagementDRFData AnalysisData ImportData Import/ExportData Management
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline