Author

TK

@aaja2252

articles: 11
total claps: 0
top claps: 0
avg read: 2.0 min
active: 2026-02-16 → 2026-06-21

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🏛️ · Architecture · 7 📱 · Mobile Development · 4 💻 · Programming · 2 FIN · Fintech & Banking · 2 🔒 · Cybersecurity · 1 📰 · Journalism & News · 1 🥊 · Combat Sports · 1 BIZ · Business Strategy · 1

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#senior-software-engineer ·10 #resumable-upload ·2 #android-workmanager ·2 #in-app-purchase ·2 #web-app-development ·1 #software-test-design ·1 #double-ratchet-algorithm ·1 #e2ee ·1 #resumable-file-upload ·1 #foreground-service ·1

ART TCH

TK TK

Demystifying E2EE: The Architecture of Secure 1-on-1 Chat

Building an End-to-End Encrypted (E2EE) chat application is no longer just a nice-to-have; it is the industry standard for modern…

May 24, 2026 · 3 min read · 0 claps #senior-software-engineer #double-ratchet-algorithm #e2ee

Demystifying E2EE: The Architecture of Secure 1-on-1 Chat

ART ECO TCH

TK TK

Architecting a Resilient Third-Party Payment Integration in Mobile Apps

How we escaped the “WebView Trap” and redesigned our payment flow for zero data loss. Integrating a third-party payment application into a…

May 17, 2026 · 3 min read · 0 claps #senior-software-engineer #payment-integration #webhooks

Architecting a Resilient Third-Party Payment Integration in Mobile Apps

TK TK

Why I Struggled with LRU Cache Implementation (And the O(1) Paradigm Shift)

When tackling the classic LRU (Least Recently Used) Cache problem, the ultimate goal is to achieve O(1) time complexity for both get and…

Jun 14, 2026 · 3 min read · 0 claps #senior-software-engineer #lru-cache #neetcode-150

Why I Struggled with LRU Cache Implementation (And the O(1) Paradigm Shift)

ART DSN MDA TCH

TK TK

Architecting Heavy Media Mobile Apps: Streaming & Resumable Uploads

Building a feed-heavy application like TikTok or Instagram is a classic system design challenge. While modern libraries abstract away much…

Jun 21, 2026 · 3 min read · 0 claps #senior-software-engineer #exoplayer #s3-pre-signed-url

Architecting Heavy Media Mobile Apps: Streaming & Resumable Uploads

ART SPT

TK TK

The Trap of Resumable Uploads: Why You Can’t Test Chunked Media Files Individually

Context: The AI Meeting Summarizer Last year, I was assigned to implement the client-side architecture for a feature that records user…

Apr 19, 2026 · 2 min read · 0 claps #senior-software-engineer #resumable-upload #web-app-development

The Trap of Resumable Uploads: Why You Can’t Test Chunked Media Files Individually

TK TK

Taming the Chaos: A Tech Lead’s Approach to Undocumented Systems

Context (The Ambiguity) Recently, I transitioned into a Tech Lead role where I inherited a highly ambiguous environment. I was suddenly…

Apr 12, 2026 · 2 min read · 0 claps #senior-software-engineer #tech-lead #in-app-purchase

Taming the Chaos: A Tech Lead’s Approach to Undocumented Systems

ART TCH

TK TK

Bridging the Gap: Seamless Two-Way Communication in Flutter WebViews

Context: The Hybrid Architecture Recently, our team was working on a Flutter application that relies heavily on WebViews to display dynamic…

Apr 26, 2026 · 2 min read · 0 claps #flutter-app-development #flutter-webview #senior-software-engineer

Bridging the Gap: Seamless Two-Way Communication in Flutter WebViews

TCH MDA

TK TK

Why I chose maintainability over raw performance: A Flutter image compression case study

Context: In modern social networking apps, handling user-generated content (UGC) efficiently is critical. My team was building a timeline…

Feb 16, 2026 · 1 min read · 0 claps #flutter-mobile-app #performance #software-engineering

Why I chose maintainability over raw performance: A Flutter image compression case study

ART ECO

TK TK

When Payments Succeed but Provisioning Fails: Navigating Apple IAP Constraints and Distributed…

Context: In our subscription-based mobile architecture, the purchasing flow involves a distributed transaction: the client pays via Apple…

Apr 05, 2026 · 1 min read · 0 claps #in-app-purchase #senior-software-engineer #firestore

When Payments Succeed but Provisioning Fails: Navigating Apple IAP Constraints and Distributed…

TK TK

How to Handle Large File Uploads in Android Using WorkManager & Foreground Services

What is WorkManager: WorkManager is the recommended solution for persistent work. It doesn’t magically prevent the OS from killing your…

May 10, 2026 · 1 min read · 0 claps #senior-software-engineer #android-workmanager #resumable-file-upload

How to Handle Large File Uploads in Android Using WorkManager & Foreground Services

ART ECO SCI DSN

TK TK

Architecting a Crash-Proof Mobile SDK: Concurrency, SQLite WAL, and Memory Management

Point: The prime directive of any third-party SDK is absolute invisibility: it must never crash or degrade the performance of the host…

May 03, 2026 · 1 min read · 0 claps #senior-software-engineer #mobile-sdks #product-design