openfintechio/openfintech
Sep 2025 – Apr 2026
8 Months active
Languages Used
PythonSQLJSON
Technical Skills
API IntegrationBackend DevelopmentPayment Gateway IntegrationAPI integrationbackend developmentdata management
Valeriy Pysmennyi
PROFILE
Valeriy Pysmennyi
Valerii Pyshniuk developed and expanded payment processing features for the openfintechio/openfintech repository over eight months, focusing on backend development and robust API integration. He delivered eleven features, including multi-currency support, new payment and payout methods, and provider onboarding, using Python, SQL, and JSON schema design. His work included integrating Apple Pay, Google Pay, and Cardgate, enhancing data validation for internationalization, and streamlining reconciliation workflows. By rebranding providers and improving input validation, Valerii enabled broader merchant coverage and smoother cross-border transactions. The engineering demonstrated depth in payment gateway architecture, data modeling, and compliance, though no major bug fixes were recorded.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
32Total
Bugs
0
Commits
32
Features
11
Lines of code
4,561
Activity Months8
Your Network
42 peopleSame Organization
@corefy.com20
Anatolii KyiashenkoMember
Anton HryhorukMember
Anton TrambovychMember
Kostiantyn CheltsovMember
Maksym AntonyshynMember
Maxim UsenkoMember
Mikhail MalezhykMember
Oleksandra MalyshenkoMember
Ustymenko OleksiiMember
Shared Repositories
22
Anatolii KyiashenkoMember
Anton HryhorukMember
Anton TrambovychMember
Kostiantyn CheltsovMember
Maksym AntonyshynMember
Maxim UsenkoMember
Mikhail MalezhykMember
Mihail MatyatskoMember
Oleksandra MalyshenkoMember
Work History
April 2026
1 Commits • 1 Features
Apr 1, 2026April 2026 – OpenFinTech (openfintechio/openfintech): Implemented Payment Provider Rebranding, renaming SaltarPay to TouraPay; SaltarPay deprecated and TouraPay activated as the active provider. Commit: 4d390ec56517fc6a127800380669ca837a251985. This aligns branding with product strategy and simplifies provider lifecycle management.
1 Commits • 1 Features
Apr 1, 2026April 2026 – OpenFinTech (openfintechio/openfintech): Implemented Payment Provider Rebranding, renaming SaltarPay to TouraPay; SaltarPay deprecated and TouraPay activated as the active provider. Commit: 4d390ec56517fc6a127800380669ca837a251985. This aligns branding with product strategy and simplifies provider lifecycle management.
April 2026
March 2026
9 Commits • 2 Features
Mar 1, 2026March 2026 monthly summary for openfintechio/openfintech: Key features delivered include expanded payout methods with provider integrations and internationalization-ready input validation. No major defects fixed this month. Overall impact: broader payout reach, improved user experience, and a foundation for future regional expansion through enhanced payout processing and provider management. Technologies demonstrated: API integrations with multiple payout providers, webhook support, backend schema/UI enhancements, and internationalization-ready validation.
March 2026
9 Commits • 2 Features
Mar 1, 2026March 2026 monthly summary for openfintechio/openfintech: Key features delivered include expanded payout methods with provider integrations and internationalization-ready input validation. No major defects fixed this month. Overall impact: broader payout reach, improved user experience, and a foundation for future regional expansion through enhanced payout processing and provider management. Technologies demonstrated: API integrations with multiple payout providers, webhook support, backend schema/UI enhancements, and internationalization-ready validation.
February 2026
4 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for repository openfintechio/openfintech focused on expanding payment processing capabilities, multi‑currency support, and third‑party integrations. Implemented enhancements to support multiple payment methods and payouts, added multi-currency coverage (GBP, SRD, RSD), and integrated Cardgate. Included updates to client account field handling and transaction limit validations to strengthen compliance and risk controls. The work positions the platform for broader merchant adoption and cross-border transactions while improving developer surface area for payments and currency handling.
4 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for repository openfintechio/openfintech focused on expanding payment processing capabilities, multi‑currency support, and third‑party integrations. Implemented enhancements to support multiple payment methods and payouts, added multi-currency coverage (GBP, SRD, RSD), and integrated Cardgate. Included updates to client account field handling and transaction limit validations to strengthen compliance and risk controls. The work positions the platform for broader merchant adoption and cross-border transactions while improving developer surface area for payments and currency handling.
February 2026
January 2026
3 Commits • 1 Features
Jan 1, 2026January 2026 — Openfintech platform: Delivered unified expansion of payment methods across providers, including blik in PionPay, and added Apple Pay and Google Pay via Moneliq, plus a new payout method payment_card. Implemented payouts and refunds workflow for PionPay and added Paysafe card method to broaden payer options. No major bugs reported; these changes improve checkout conversion, reduce fragmentation across providers, and broaden monetization options.
January 2026
3 Commits • 1 Features
Jan 1, 2026January 2026 — Openfintech platform: Delivered unified expansion of payment methods across providers, including blik in PionPay, and added Apple Pay and Google Pay via Moneliq, plus a new payout method payment_card. Implemented payouts and refunds workflow for PionPay and added Paysafe card method to broaden payer options. No major bugs reported; these changes improve checkout conversion, reduce fragmentation across providers, and broaden monetization options.
December 2025
4 Commits • 2 Features
Dec 1, 2025December 2025: Delivered strategic payments features in openfintechio/openfintech, expanding merchant payment acceptance and strengthening payout operations. Apple Pay support added to Cardaq provider (INT2-2546) with commit d2beb3769ebf056672dd2f31a9bba0f1a02beac9, enabling card-present/mobile wallet checkout and improved conversion. Payouts enhancements introduced bank transfer payout method, routing number field, and bank code underscore support (INT2-2880) across commits 289cd1bf77690cfecdb86aa1f343dbaf5abee5a0, d1bdf022616575a9f5768bbb4c159cea6ce8c52b, f93fe9407d96c9fe7c6b62871759d082f54e3fdb, with related Payneteasy reconciliation work. Payouts and reconciliation improvements for Payneteasy (INT2-2880) implemented, enabling end-to-end payout tracking. No critical bugs fixed this month. Overall impact: broadened payment acceptance, improved payout reliability, and demonstrated end-to-end delivery across payments and payout ecosystems. Technologies/skills demonstrated: payment API integration (Cardaq), routing number handling, bank code normalization, payout configuration, and reconciliation workflows, with strong traceability via commit history.
4 Commits • 2 Features
Dec 1, 2025December 2025: Delivered strategic payments features in openfintechio/openfintech, expanding merchant payment acceptance and strengthening payout operations. Apple Pay support added to Cardaq provider (INT2-2546) with commit d2beb3769ebf056672dd2f31a9bba0f1a02beac9, enabling card-present/mobile wallet checkout and improved conversion. Payouts enhancements introduced bank transfer payout method, routing number field, and bank code underscore support (INT2-2880) across commits 289cd1bf77690cfecdb86aa1f343dbaf5abee5a0, d1bdf022616575a9f5768bbb4c159cea6ce8c52b, f93fe9407d96c9fe7c6b62871759d082f54e3fdb, with related Payneteasy reconciliation work. Payouts and reconciliation improvements for Payneteasy (INT2-2880) implemented, enabling end-to-end payout tracking. No critical bugs fixed this month. Overall impact: broadened payment acceptance, improved payout reliability, and demonstrated end-to-end delivery across payments and payout ecosystems. Technologies/skills demonstrated: payment API integration (Cardaq), routing number handling, bank code normalization, payout configuration, and reconciliation workflows, with strong traceability via commit history.
December 2025
November 2025
8 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for openfintech platform: Focused on expanding payment capabilities and tightening integration quality to drive broader merchant coverage and streamlined transaction flows.
November 2025
8 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for openfintech platform: Focused on expanding payment capabilities and tightening integration quality to drive broader merchant coverage and streamlined transaction flows.
October 2025
1 Commits • 1 Features
Oct 1, 2025OpenFinTech monthly summary for 2025-10 focusing on developer contributions in openfintechio/openfintech. Key delivery: POG Sell integration assets (icons and logos) for the Spell payment provider, enabling branding alignment and resource readiness. The commit INT2-1497 also signals groundwork for callback and payout support. No major bugs documented for this period. Impact includes improved merchant experience with ready-to-use Spell assets, and preparation for payout workflows. Demonstrated skills include asset management for payment integrations, precise changelog referencing, and readiness for payment-provider feature rollouts.
1 Commits • 1 Features
Oct 1, 2025OpenFinTech monthly summary for 2025-10 focusing on developer contributions in openfintechio/openfintech. Key delivery: POG Sell integration assets (icons and logos) for the Spell payment provider, enabling branding alignment and resource readiness. The commit INT2-1497 also signals groundwork for callback and payout support. No major bugs documented for this period. Impact includes improved merchant experience with ready-to-use Spell assets, and preparation for payout workflows. Demonstrated skills include asset management for payment integrations, precise changelog referencing, and readiness for payment-provider feature rollouts.
October 2025
September 2025
2 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for openfintechio/openfintech. Focused on expanding payment gateway capabilities to deliver concrete business value: POG Pay UA webhook/payout support and Kodapay gateway extension method. These changes enable automated settlements, broaden merchant coverage, and improve reconciliation. No major bug fixes were reported in the provided scope.
September 2025
2 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for openfintechio/openfintech. Focused on expanding payment gateway capabilities to deliver concrete business value: POG Pay UA webhook/payout support and Kodapay gateway extension method. These changes enable automated settlements, broaden merchant coverage, and improve reconciliation. No major bug fixes were reported in the provided scope.
Activity
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Quality Metrics
Correctness93.0%
Maintainability90.0%
Architecture90.0%
Performance90.6%
AI Usage22.6%
Skills & Technologies
Programming Languages
JSONPythonSQL
Technical Skills
API IntegrationAPI developmentAPI integrationBackend DevelopmentJSONJSON schema designPayment Gateway Integrationbackend developmentdata managementdata modelingdata validationinternationalizationpayment integrationpayment processingregex
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