SlnkoEnergy/bacKendSlnko
Dec 2024 – Jul 2025
8 Months active
Languages Used
JavaScriptMarkdownDockerfileShell
Technical Skills
API DevelopmentBackend DevelopmentCachingDatabase ManagementDatabase Schema DesignEmail Integration
Biplove82
PROFILE
Biplove82
Biplav Mandal developed and maintained the SlnkoEnergy/bacKendSlnko backend, delivering a robust API-driven platform for payments, purchase orders, lead management, and handover workflows. He architected secure authentication and authorization using Node.js, Express.js, and JWT, while implementing scalable CRUD operations and data models with MongoDB and Mongoose. His work included complex features such as payment approval flows, analytics dashboards, and CSV export for financial reporting, all supported by Docker-based deployment and DevOps practices. Biplav’s engineering approach emphasized data integrity, modular design, and workflow automation, resulting in a maintainable codebase that improved operational efficiency and business process visibility.
Overall Statistics
Feature vs Bugs
81%Features
Repository Contributions
391Total
Bugs
31
Commits
391
Features
135
Lines of code
34,868
Activity Months8
Work History
July 2025
23 Commits • 9 Features
Jul 1, 2025July 2025 monthly summary for repository SlnkoEnergy/bacKendSlnko focused on delivering core platform capabilities, security improvements, and enhanced financial reporting. Key features delivered include a global Task Management API with full CRUD and retrieval endpoints, and User Management with JWT-based authentication and user editing capabilities. The payments domain was strengthened with an end-to-end payment approval workflow and a comprehensive Balance and Customer Payment Summary System, featuring APIs for credit, debit, and adjustments and targeted fixes for balance accuracy. Reporting and export capabilities were expanded with initial Customer Summary, and an API to export Customer Payment Summary to CSV, plus CSV export support for Payment History. Additional foundation work includes the P Group module and related client history metadata enhancements, supporting improved grouping and analytics. All changes are fully traceable through the commit history, signaling strong collaboration, review, and quality control. Overall, the month delivered measurable business value through improved operational efficiency, security, and financial reporting accuracy, enabling faster decision-making and better customer experience.
23 Commits • 9 Features
Jul 1, 2025July 2025 monthly summary for repository SlnkoEnergy/bacKendSlnko focused on delivering core platform capabilities, security improvements, and enhanced financial reporting. Key features delivered include a global Task Management API with full CRUD and retrieval endpoints, and User Management with JWT-based authentication and user editing capabilities. The payments domain was strengthened with an end-to-end payment approval workflow and a comprehensive Balance and Customer Payment Summary System, featuring APIs for credit, debit, and adjustments and targeted fixes for balance accuracy. Reporting and export capabilities were expanded with initial Customer Summary, and an API to export Customer Payment Summary to CSV, plus CSV export support for Payment History. Additional foundation work includes the P Group module and related client history metadata enhancements, supporting improved grouping and analytics. All changes are fully traceable through the commit history, signaling strong collaboration, review, and quality control. Overall, the month delivered measurable business value through improved operational efficiency, security, and financial reporting accuracy, enabling faster decision-making and better customer experience.
July 2025
June 2025
20 Commits • 3 Features
Jun 1, 2025June 2025 performance summary for SlnkoEnergy: Implemented core API/schema enhancements for handover sheets, expanded BOQ-category data integration, and launched lead analytics dashboards with robust validation and improved data integrity, driving faster data access and clearer business visibility.
June 2025
20 Commits • 3 Features
Jun 1, 2025June 2025 performance summary for SlnkoEnergy: Implemented core API/schema enhancements for handover sheets, expanded BOQ-category data integration, and launched lead analytics dashboards with robust validation and improved data integrity, driving faster data access and clearer business visibility.
May 2025
77 Commits • 30 Features
May 1, 2025May 2025 monthly summary for SlnkoEnergy/bacKendSlnko: Delivered foundational authentication, authorization, and route protection; launched comprehensive Adjustment Management, Handoversheet, and Material APIs with associated UI and data models; implemented routing/base index scaffolding; advanced deployment and dev-ops support with Docker, CORS, and config updates; and performed targeted codebase hygiene and performance enhancements. These efforts improved security, data integrity, and end-to-end workflow capabilities, accelerating onboarding, approvals, and handover processes.
77 Commits • 30 Features
May 1, 2025May 2025 monthly summary for SlnkoEnergy/bacKendSlnko: Delivered foundational authentication, authorization, and route protection; launched comprehensive Adjustment Management, Handoversheet, and Material APIs with associated UI and data models; implemented routing/base index scaffolding; advanced deployment and dev-ops support with Docker, CORS, and config updates; and performed targeted codebase hygiene and performance enhancements. These efforts improved security, data integrity, and end-to-end workflow capabilities, accelerating onboarding, approvals, and handover processes.
May 2025
April 2025
33 Commits • 15 Features
Apr 1, 2025April 2025 performance summary for SlnkoEnergy/bacKendSlnko. The month focused on delivering high-value features, stabilizing critical workflows, and expanding data modeling across the platform. Highlights include a robust BD lead pipeline, end-to-end handover management, validated data updates, and automated lead status progression, underpinned by master data and notification capabilities.
April 2025
33 Commits • 15 Features
Apr 1, 2025April 2025 performance summary for SlnkoEnergy/bacKendSlnko. The month focused on delivering high-value features, stabilizing critical workflows, and expanding data modeling across the platform. Highlights include a robust BD lead pipeline, end-to-end handover management, validated data updates, and automated lead status progression, underpinned by master data and notification capabilities.
March 2025
65 Commits • 16 Features
Mar 1, 2025March 2025 performance summary for bacKendSlnko (SlnkoEnergy). Delivered end-to-end BD Lead lifecycle management with CRUD API and onboarding flow, established data lifecycle state machine, and introduced lead indexing to accelerate lookup. Implemented backend scaffolding, server wiring, and a push/queue pipeline to enable scalable processing. Addressed critical bugs to stabilize state propagation and workflow integrity, and improved overall reliability, data integrity, and business agility. Technologies demonstrated span backend architecture, data modeling for lifecycle states, indexing, queueing, and workflow automation.
65 Commits • 16 Features
Mar 1, 2025March 2025 performance summary for bacKendSlnko (SlnkoEnergy). Delivered end-to-end BD Lead lifecycle management with CRUD API and onboarding flow, established data lifecycle state machine, and introduced lead indexing to accelerate lookup. Implemented backend scaffolding, server wiring, and a push/queue pipeline to enable scalable processing. Addressed critical bugs to stabilize state propagation and workflow integrity, and improved overall reliability, data integrity, and business agility. Technologies demonstrated span backend architecture, data modeling for lifecycle states, indexing, queueing, and workflow automation.
March 2025
February 2025
58 Commits • 19 Features
Feb 1, 2025February 2025: Delivered a cohesive pricing, offers, and financial platform for SlnkoEnergy/bacKendSlnko, driving pricing accuracy, traceability, and workflow efficiency. Major bugs fixed include delete credit amount handling, deletion of subtracted money, SCM rate handling, and internal labeling/typos, contributing to system stability. Key outcomes include SCM-rate integrated Commercial Offers & Rates Management, PO History Tracking by ID, Money Transactions endpoints, API surface expansion (User/Project endpoints, Offer ID support, route handling), data access improvements (Indexing/ID utilities), and Excel data support for not paid to deleted API scenarios. System health monitoring via a System Status endpoint and enhanced logging for BD/SCM rates.
February 2025
58 Commits • 19 Features
Feb 1, 2025February 2025: Delivered a cohesive pricing, offers, and financial platform for SlnkoEnergy/bacKendSlnko, driving pricing accuracy, traceability, and workflow efficiency. Major bugs fixed include delete credit amount handling, deletion of subtracted money, SCM rate handling, and internal labeling/typos, contributing to system stability. Key outcomes include SCM-rate integrated Commercial Offers & Rates Management, PO History Tracking by ID, Money Transactions endpoints, API surface expansion (User/Project endpoints, Offer ID support, route handling), data access improvements (Indexing/ID utilities), and Excel data support for not paid to deleted API scenarios. System health monitoring via a System Status endpoint and enhanced logging for BD/SCM rates.
January 2025
79 Commits • 26 Features
Jan 1, 2025January 2025 performance summary for SlnkoEnergy/bacKendSlnko focused on delivering end-to-end payments and purchase order lifecycle improvements, strengthening data quality, and enhancing core backend capabilities to enable scalable business operations. The month combined feature-rich developments with critical bug fixes to improve reliability, performance, and business value across payments, PO management, and related data workflows.
79 Commits • 26 Features
Jan 1, 2025January 2025 performance summary for SlnkoEnergy/bacKendSlnko focused on delivering end-to-end payments and purchase order lifecycle improvements, strengthening data quality, and enhancing core backend capabilities to enable scalable business operations. The month combined feature-rich developments with critical bug fixes to improve reliability, performance, and business value across payments, PO management, and related data workflows.
January 2025
December 2024
36 Commits • 17 Features
Dec 1, 2024December 2024 backend delivery for SlnkoEnergy/bacKendSlnko established a solid deployment foundation, expanded payments capabilities, and broadened API coverage while improving security, reliability, and code quality. The team delivered repeatable environment setup and configuration scaffolding for deployments, implemented a payments framework with money schema and debit operations, and added Pay ID and pay request support to streamline payments. Email delivery was implemented via SMTP/Nodemailer, enabling reliable communications and in-app messaging. API improvements included project retrieval and vendor management, alongside credential management enhancements. Internal admin and IT updates, core module initialization, and Git index integration further strengthened operational readiness and developer experience. Dependencies were updated to keep the stack current and builds stable.
December 2024
36 Commits • 17 Features
Dec 1, 2024December 2024 backend delivery for SlnkoEnergy/bacKendSlnko established a solid deployment foundation, expanded payments capabilities, and broadened API coverage while improving security, reliability, and code quality. The team delivered repeatable environment setup and configuration scaffolding for deployments, implemented a payments framework with money schema and debit operations, and added Pay ID and pay request support to streamline payments. Email delivery was implemented via SMTP/Nodemailer, enabling reliable communications and in-app messaging. API improvements included project retrieval and vendor management, alongside credential management enhancements. Internal admin and IT updates, core module initialization, and Git index integration further strengthened operational readiness and developer experience. Dependencies were updated to keep the stack current and builds stable.
Activity
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Quality Metrics
Correctness79.4%
Maintainability80.6%
Architecture75.2%
Performance77.6%
AI Usage20.6%
Skills & Technologies
Programming Languages
DockerfileJavaScriptMarkdownShell
Technical Skills
API DevelopmentAPI IntegrationAPI SecurityAggregation FrameworkAggregation PipelineAuthenticationAuthorizationBackend DevelopmentBcryptCORSCRUD OperationsCSV GenerationCachingContainerizationData Aggregation
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