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Ahmadreza Ahmadi

Ahmadreza Ahmadi's blog

Deputy of Design & Data Engineering
RésuméفارسیEnglish
Payments · 2 min readEvent-driven architecture and message queues in payment systemsAt thousands of transactions per second, direct synchronous calls become brittle; event-driven design decouples services.
Fintech · 2 min readGit and branching strategy: orderly team collaborationGit underpins developer collaboration; a clear branching strategy reduces conflicts and release errors.
Fintech · 2 min readDatabase optimisation: indexes, queries and performanceMuch slowness comes from inefficient queries, not servers; a few principles multiply speed.
Fintech · 2 min readAPI design: REST or GraphQL? Choose by needREST and GraphQL each excel in different situations; the right choice depends on consumers.
AI · 2 min readData engineering and ETL pipelines: the backbone of analyticsBefore any analysis or AI model, data must be extracted, cleaned and integrated — the job of data engineering.
Fintech · 2 min readUX design in financial products: simplicity, trust and accessibilityIn finance, UX reduces user error, builds trust and ensures access for all.
Fintech · 2 min readPython for data analysis: practical tools for financial analystsPython’s rich libraries make it the main language of data analysis, from cleaning to predictive modelling.
Fintech · 2 min readDatabase design for financial systems: integrity, performance and auditabilityIn finance the database guarantees correct figures and traceability of every change.
Regulation & security · 2 min readFraud detection with machine learning: uncovering hidden transaction patternsFraud keeps evolving; ML offers a dynamic defence by spotting anomalous behaviour.
Fintech · 2 min readBig-data analytics in banking: from storage to valueBanks generate vast data daily; the right architecture turns it into competitive advantage.
Fintech · 2 min readBusiness intelligence in financial organisations: from traditional reporting to predictive analyticsBI turns raw data into strategic insight and shifts decision-making from hindsight to foresight.
AI · 2 min readData quality: the prerequisite for any AI projectEven the best model fails on messy data. Much of the work is data preparation.
Fintech · 2 min readManagement dashboards: from scattered data to fast decisionsManagers spend hours collecting reports. A good dashboard turns that time into analysis.
Fintech · 2 min readDigital transformation in Iranian organisations: barriers in researchManagement research points to culture and resistance to change as the main barriers, more than technology.
Regulation & security · 2 min readSayad cheques: transparency for commercial instrumentsIran's Sayad system requires cheques to be registered and confirmed, reducing fraud and bounced-cheque risk.
Fintech · 2 min readE-Invoicing and “VAT in the Digital Age” in EuropeWith the ViDA package the EU makes e-invoicing and digital reporting mandatory for intra-EU trade.
Payments · 2 min readDigital Public Infrastructure: Identity, Payments and Data ExchangeThe World Bank sees digital public infrastructure as a foundation for delivering public and private services at national scale.
Digital money · 2 min readTrust in Money in the Age of Tokenisation: the BIS 2026 Annual ReportThe BIS argues in June 2026 that the path to the next-generation financial system lies in safeguarding trust in money, and current stablecoins still fall short.
Fintech · 2 min readBig Tech in Finance: The Data–Network–Activities LoopThe BIS explains why big tech firms move quickly into finance and what it means for competition and supervision.
Fintech · 2 min readBuy Now, Pay Later: Rapid Growth and Hidden RisksA CFPB report shows BNPL loans grew roughly tenfold in two years.
Payments · 2 min readFinancial Inclusion Worldwide: Findings of Global Findex 2025The latest World Bank database shows 79% of adults have an account and digital payments are the most widely used financial service.
Digital money · 2 min readTokenisation: The BIS Blueprint for the Next-Generation Monetary SystemIn its 2025 Annual Economic Report, the BIS sees a tokenised unified ledger as the foundation of the future financial system.