Tag
Biometrics
58 articles
Why Bali Is Becoming Southeast Asia's Impact-Tech Hub in 2026
Bali ranks #16 among Southeast Asian startup ecosystems. With a growing concentration of Web3 builders, AI sustainability startups, and eco-travel tech companies, the island is carving a niche as the region's impact-tech capital.
ASEAN Data Protection Patchwork: A Developer's Compliance Checklist
Seven ASEAN countries now have comprehensive data protection laws, each with different consent models, localization requirements, and penalty structures. Here is a practical compliance checklist for developers building multi-country applications.
Indonesia's $29 Billion Digital Transformation: Opportunities for Software Companies
Indonesia's IT services market is projected to reach $29.03 billion in 2026, up from $24.37 billion in 2025. Cloud infrastructure, AI, e-commerce, and data centers are driving the fastest growth in Southeast Asia.
Platform Engineering Ate DevOps: Building Your Internal Developer Platform in 2026
80% of large engineering organizations now have dedicated platform teams, up from 45% in 2024. The internal developer platform — self-service portals, pre-approved infrastructure, automated guardrails — has become the standard way to deliver DevOps at scale. Here is how to build one.
Zero-Instrumentation Observability: How eBPF Replaced the Sidecar Fleet
67% of Kubernetes teams now use eBPF-based observability tools, up from 29% in 2024. By moving telemetry collection into the kernel, eBPF eliminates sidecar containers, cuts RAM usage by 84%, and delivers under 1% CPU overhead. Here is the complete stack and migration guide.
WASI 0.3 and the Death of Cold Starts: Server-Side Wasm in Production
WASI 0.3 dropped in February 2026 with native async I/O, stream types, and full socket support. Server-side WebAssembly now delivers microsecond cold starts, and every major cloud provider offers Wasm serverless. Here is what changed and how to ship Wasm to production.
The Modern Backend Stack 2026: Rust + PostgreSQL 18 + Wasm + eBPF
Four technologies are converging to redefine backend infrastructure in 2026: Rust eliminates garbage collection overhead and reduces container counts by 3x, PostgreSQL 18 replaces specialized databases, WASI 0.3 delivers microsecond cold starts for serverless functions, and eBPF enables zero-instrumentation observability at a fraction of traditional monitoring costs.
Neon vs Turso vs PlanetScale: Choosing a Serverless Database in 2026
A practical comparison of the three leading serverless database platforms in 2026. Neon dominates for PostgreSQL workloads with branching and autoscaling, Turso wins for edge-native SQLite deployments, and PlanetScale remains the best option for MySQL-compatible serverless scaling.
PostgreSQL 18 Deep Dive: uuidv7, Virtual Columns, and the New I/O Engine
PostgreSQL 18 shipped in September 2025 with transformative features: a new asynchronous I/O engine delivering up to 3x read throughput, native uuidv7() for timestamp-ordered identifiers, virtual generated columns, OAuth authentication, and temporal constraints. This deep dive covers every major feature with migration guidance from PostgreSQL 17.
The Ethereum Interoperability Layer: How 55+ L2s Become One Chain
Ethereum has 55+ Layer 2 rollups, fragmenting liquidity and user experience. The Ethereum Interoperability Layer — combining cross-rollup messaging, shared sequencers, and based rollups — aims to unify them into a single composable network.
ZK Proofs Beyond Rollups: Verifiable AI Inference on Ethereum
Zero-knowledge proofs are no longer just a scaling tool. In 2026, zkML enables verifiable AI inference on-chain, ZK coprocessors move heavy computation off-chain with on-chain verification, and new proving systems like SP1 and Jolt make it practical.
Building on TON in 2026: Crypto Payments in Telegram Mini Apps with TON Pay SDK
The TON ecosystem has grown to 500M+ monthly active Mini App users, 3600+ apps, and 400M+ wallets. This guide walks through integrating TON Pay SDK for crypto payments in Telegram Mini Apps, from wallet authentication to Jetton transfers.
EIP-7702 in Practice: Building Smart Account Flows After Pectra
EIP-7702 lets any Ethereum EOA temporarily act as a smart contract within a single transaction. Here is how to implement batch transactions, gas sponsorship, and social recovery using the new account abstraction primitive.
Ethereum's 2026 Scaling Roadmap: Glamsterdam, PeerDAS, and 10,000 TPS
Ethereum is targeting 10,000 transactions per second across its L1 and L2 ecosystem in 2026. With Glamsterdam and Hegota upgrades on the horizon, plus PeerDAS for data availability, here is the full technical roadmap.
RWA Tokenization Hits $26B: What Developers Need to Know
Real-world asset tokenization has crossed $26.48 billion on-chain. From BlackRock's BUIDL fund to US Congressional hearings, RWA is reshaping how financial instruments are issued, settled, and traded on public blockchains.
From Autocomplete to Autonomous: The Evolution of AI Coding Tools (2022-2026)
A chronicle of how AI coding tools evolved from single-line autocomplete in 2022 to autonomous multi-file agents in 2026. Four years that changed software development forever, with a look at what comes next.
How We Use Claude Code to Maintain a Nuxt 4 + Rust Monorepo
A behind-the-scenes look at how Open Soft uses Claude Code as a daily development tool for our production monorepo. Real workflows for multi-file refactoring, migration writing, test generation, code review, and custom tooling with hooks and MCP servers.
Cursor vs Claude Code vs Copilot: Which AI Coding Tool for Which Job?
A practical head-to-head comparison of the three leading AI coding tools in 2026. Cursor excels as an AI-first IDE, Claude Code dominates complex multi-file reasoning from the CLI, and Copilot remains the best inline autocomplete inside existing editors.
Building Biometric Verification Systems: Architecture Patterns for Indonesia's New Requirements
A deep technical guide to architecting biometric verification systems that comply with Indonesia's KOMDIGI Regulation No. 7/2026. Covers system components, UU PDP compliance, scalability for 270M+ population, and Rust implementation patterns.
Liveness Detection and Digital Identity in Indonesia: Technical Approaches for Fraud Prevention
Indonesia loses Rp 7 trillion ($407M) annually to cybercrime. Liveness detection is the critical technology preventing biometric spoofing in the new SIM mandate. This article covers technical approaches, ISO standards, and architecture patterns.
Indonesia's Biometric SIM Mandate: What It Means for Developers and Digital Services
From July 1, 2026, all new SIM card registrations in Indonesia require biometric verification under KOMDIGI Regulation No. 7 of 2026. This guide covers the technical requirements, compliance checklist, and impact on developers and digital services.
How MCP Became the USB-C of AI Integration — A Technical Deep Dive
A comprehensive technical analysis of the Model Context Protocol — from the N x M integration problem it solves to the JSON-RPC architecture, comparison with alternatives, adoption timeline, and the future of agent-to-agent communication.
MCP in Production: Solving Transport, Auth, and Scaling Challenges
A deep dive into running Model Context Protocol servers in production — transport selection, authentication patterns, scaling strategies, audit logging, and gateway architectures for enterprise deployments.
Building Your First MCP Server: A Hands-On Developer Guide
A practical step-by-step tutorial for building a Model Context Protocol (MCP) server in TypeScript and Python, connecting it to Claude Desktop or Cursor, and deploying it to production.
Deep EVM #29: Semaphores in Async Rust — Deadlock Hunting and Fire-and-Forget Patterns
A deep dive into tokio::sync::Semaphore for backpressure control, fire-and-forget write patterns, deadlock diagnosis with tracing and tokio-console, and production-hardened solutions using RAII permits and acquire timeouts.
Deep EVM #28: High-Throughput Data Pipeline — Batch Inserts, COPY, and Conflict Resolution
Build high-throughput data pipelines with PostgreSQL using COPY protocol, bulk upsert patterns, WAL tuning, connection pooling with PgBouncer, and monitoring.
Deep EVM #27: PostgreSQL Performance at Scale — Indexes, VACUUM, and Query Optimization
Master PostgreSQL performance tuning with partial indexes, covering indexes, BRIN for time-series, autovacuum configuration, and EXPLAIN ANALYZE interpretation.
Deep EVM #26: Sharding vs Partitioning — Architecture for Massive Tables
Compare database sharding and partitioning strategies for horizontal scaling. Covers consistent hashing, cross-shard queries, resharding, and when to choose each approach.
Deep EVM #25: PostgreSQL Table Partitioning — When Your Table Hits 10M+ Rows
A practical guide to PostgreSQL table partitioning for large tables. Covers range, list, and hash partitioning with real examples, migration strategies, and query planning.
Deep EVM #24: Context Propagation in Async Rust — Deadlines, Cancellation, and Tracing
Implement Go-style context propagation in async Rust with deadlines, cancellation tokens, and tracing span propagation across async boundaries.
Deep EVM #23: Performance Debugging — When Database Reads Kill Your Latency
Deep dive into database read amplification problems in Rust systems. Real-world debugging with MDBX/RocksDB, CacheDB patterns, and O(N) vs O(affected) analysis.
Deep EVM #22: Dependency Injection in Rust — ServiceLocator, Arc, and Trait Objects
Implement dependency injection in Rust without frameworks. Covers the composition root pattern, Arc<dyn Trait> vs generics, mock implementations for testing, and the ServiceLocator pattern.
Deep EVM #21: Event-Driven Architecture in Rust — Bus Pattern for Real-Time Systems
Design an event-driven system in Rust using tokio channels with the bus pattern. Covers mpsc, broadcast, and watch channels with backpressure and fan-out strategies.
Deep EVM #20: CI/CD for Smart Contracts — Testing, Gas Regression, and Safety
Build a production-grade CI/CD pipeline for smart contracts with gas regression tracking, static analysis, automated verification, and deployment safety checks.
Deep EVM #19: Property-Based Testing for Smart Contracts — Fuzzing with Foundry
Explore property-based testing and fuzzing for smart contracts using Foundry. Covers fuzz inputs, invariant testing, and differential testing of Huff, Yul, and Solidity.
Deep EVM #18: Debugging EVM Bytecode — Traces, Stack Dumps, and cast run
Master EVM bytecode debugging with cast run for transaction replay, forge debug for step-through analysis, and techniques for reading raw opcode traces.
Deep EVM #17: Testing Huff Contracts — Foundry Fork Tests and Gas Assertions
A comprehensive guide to testing Huff smart contracts using Foundry's fork testing, gas snapshots, and differential testing against Solidity reference implementations.
Deep EVM #16: Bundling and Conflict Resolution — Packing Profitable Transactions
Pack multiple arbitrage transactions into conflict-free bundles. Use bitmask conflict detection, tiered batching strategies, and submit via Flashbots, MEV-Share, and direct builder APIs.
Deep EVM #15: MEV Simulation — Binary Search, State Forks, and the 12-Second Deadline
Build the MEV simulation pipeline: fork EVM state, simulate arbitrage executions, binary search for optimal borrow amounts, and manage the 12-second block deadline.
Deep EVM #14: Building an Arbitrage Cycle Finder — DFS on a Pool Graph
Build a production arbitrage cycle finder in Rust using depth-first search on a token-pool graph. Handle thousands of pools, millions of cycles, and deduplicate with keccak256.
Deep EVM #13: What Is MEV — Extractable Value, Searchers, and Block Builders
A comprehensive guide to Maximal Extractable Value: what it is, how searchers find it, the role of block builders, and the ethical landscape of MEV extraction.
Deep EVM #12: Advanced Huff — Adaptive Execution and On-Chain Computation
Production Huff patterns from real MEV contracts: adaptive execution with on-chain balance fallbacks, multi-operator auth via priority fee entropy, USDT safe approve, and memory layout tricks.
Deep EVM #11: Huff Jump Tables — O(1) Function Dispatch Without Solidity Overhead
Build an O(1) function dispatcher in Huff using packed jump tables. Compare Solidity's if-else chain with a hand-crafted jump table that saves thousands of gas.
Deep EVM #10: Huff Stack Management — takes(), returns(), and the Art of dup/swap
Master the EVM stack machine: visualize stack state, use dup1-16 and swap1-16 effectively, and build patterns for keeping values, rotating, and cleaning up.
Deep EVM #9: Huff Language Primer — Macros, Labels, and Raw Opcodes
A hands-on introduction to Huff, the low-level EVM assembly language that gives you direct control over every opcode, every byte of bytecode, and every gas unit.
Deep EVM #8: Building a Token Swap in Pure Yul
Build a complete Uniswap V2 token swap contract in pure Yul: calldata parsing, external calls, return data handling, and a line-by-line gas comparison with the Solidity equivalent.
Deep EVM #7: Gas-Efficient Loops and Conditionals in Yul
Optimize EVM loops and conditionals in Yul: for-loop gas anatomy, switch vs if, unchecked arithmetic, loop unrolling, and benchmarks comparing Solidity and Yul iteration patterns.
Deep EVM #6: Yul Memory Management — mstore, mload, and Free Memory Pointer
Master EVM memory management in Yul: the free memory pointer, manual ABI encoding, building external call data, and memory-efficient patterns for gas-critical contracts.
Deep EVM #5: Introduction to Yul — Solidity's Secret Assembly Language
A practical introduction to Yul: syntax, inline assembly in Solidity, when to use it, and hands-on examples for reading storage, emitting events, and bypassing Solidity's overhead.
Deep EVM #4: Security Primitives — msg.sender, Access Control, and Reentrancy
How the EVM's execution model creates security vulnerabilities and how to prevent them: msg.sender vs tx.origin, reentrancy attacks, delegatecall risks, and access control patterns.