Viprasol Blog
Expert insights on trading, development, and technology. Learn from our team of fintech professionals.
Articles (1514)
☁️Cloud & DevOpsZero-Downtime Database Migrations: Expand-Contract, Shadow Tables
Run database migrations without downtime using expand-contract patterns, shadow tables, and safe deploy sequences. Covers Flyway, Liquibase, Prisma, and PostgreSQL-specific techniques.
🤖AI & Machine LearningBuilding AI Product Features in 2026: Embeddings, Semantic Search UX
Build AI features users actually love: embeddings-based similarity and recommendations, semantic search with ranking UI, AI content generation with streaming, and evaluation frameworks.
🌐Web DevelopmentTypeScript Testing Patterns in 2026: Test Doubles
Write maintainable TypeScript tests: test double patterns (stub, mock, spy, fake), factory functions for test data, fixture management, MSW for API mocking, and avoiding common testing anti-patterns.
🚀SaaS & StartupsMulti-Tenant SaaS Architecture in 2026: Shared vs Isolated DB, RLS
Design multi-tenant SaaS architecture: shared database with RLS, schema-per-tenant, database-per-tenant comparison, tenant routing middleware, data isolation guarantees, and migration strategies.
🌐Web DevelopmentReact Query Patterns in 2026: Query Invalidation, Optimistic Updates
Master TanStack Query v5 patterns: query key factories, cache invalidation strategies, optimistic mutations, infinite scroll with useInfiniteQuery, prefetching, and server-state architecture.
🌐Web DevelopmentSecurity Incident Response in 2026: Runbooks, Detection, Containment
Build a security incident response program: detection playbooks, containment procedures, breach notification requirements, post-mortem templates, and the tooling stack for forensics.
💼Business TipsThe Technical Co-Founder 2026: What a CTO Actually Does in Years 1–3
What a technical co-founder or early CTO actually does in a startup's first three years: technology choices, team building, investor conversations, and the transition from coding to leading.
🌐Web DevelopmentAdvanced API Rate Limiting in 2026: Token Bucket
Implement production API rate limiting: token bucket vs sliding window comparison, Redis Lua atomic scripts, tier-based limits per API key, burst allowance, and rate limit headers.
🌐Web DevelopmentDev Containers in 2026: VS Code devcontainers, GitHub Codespaces
Build reproducible developer environments with Dev Containers: VS Code devcontainer.json configuration, GitHub Codespaces setup, Docker Compose integration, and custom features.
🤖AI & Machine LearningProduct Analytics Engineering in 2026: Event Tracking Design
Design a product analytics system that product managers actually trust: event taxonomy design, Mixpanel vs Amplitude vs PostHog comparison, server-side tracking, and data quality validation.
🌐Web DevelopmentMicroservices Migration in 2026
Migrate from monolith to microservices without downtime: strangler fig pattern, identifying service boundaries, data ownership, async event communication, and when not to decompose.
🤖AI & Machine LearningLLM Agents in Production: Function Calling, ReAct Pattern
Build production LLM agents: structured function calling with tool use, the ReAct reasoning pattern, LangGraph for multi-step agent workflows, and patterns for reliable agent behavior.
🌐Web DevelopmentPostgreSQL Full-Text Search 2026: tsvector, Ranking, Multi-Language
Build production full-text search with PostgreSQL: tsvector and tsquery, relevance ranking with ts_rank, multi-language stemming, partial word search-as-you-type, and hybrid vector+FTS search.
💼Business TipsEngineering Onboarding in 2026: Day-1 Checklists
Design an engineering onboarding program that gets engineers productive in days: automated dev environment setup, day-1 checklists, codebase tours, and knowledge transfer frameworks.
🌐Web DevelopmentAccessibility Testing 2026: axe-core + Playwright (Official Docs)
Build accessible web applications: axe-core automated testing, WCAG 2.2 compliance, Playwright a11y integration, screen reader testing with NVDA/VoiceOver, and CI accessibility gates.
⛓️Blockchain & Web3Web3 Integration Patterns in 2026: WalletConnect, ethers.js
Integrate Web3 into your application: WalletConnect v3, ethers.js contract interactions, on-chain data indexing with The Graph, transaction signing patterns, and hybrid Web2/Web3 architecture.
🤖AI & Machine LearningSaaS Data Warehouse in 2026: dbt, Snowflake vs BigQuery vs Redshift
Build a SaaS data warehouse: dbt model architecture, Snowflake vs BigQuery vs Redshift comparison, Fivetran/Airbyte ELT pipelines, and data quality testing for analytics.
☁️Cloud & DevOpsSLI, SLO, and Error Budgets: Building Meaningful Observability in 2026
Define and implement SLIs and SLOs that engineering teams actually care about: error budget policies, Prometheus recording rules, Grafana dashboards, and alerting on error budget burn rate.
🤖AI & Machine LearningAI-Assisted Code Review 2026: GitHub Copilot, Claude, Custom Linting
Use AI effectively for code review: GitHub Copilot code review, Claude for PR analysis, custom ESLint rules for team conventions, AI pair programming patterns, and what AI misses.
🌐Web DevelopmentNext.js App Router Patterns 2026: Server Components, Parallel Routes
Master Next.js App Router: Server Components data fetching, parallel and intercepting routes, streaming with Suspense, Server Actions, and patterns for building performant full-stack apps.
🌐Web DevelopmentFeature Flag-Driven Development: Trunk-Based Development
Implement feature flag-driven development: trunk-based development with flags, flag lifecycle management, targeting rules, automated cleanup, and preventing flag debt from accumulating.
🌐Web DevelopmentAPI Documentation in 2026: OpenAPI, Redoc, Mintlify
Build developer-friendly API documentation with OpenAPI 3.1, Redoc, Mintlify, and automated changelog generation. Includes TypeScript codegen, versioning strategies, and SDK publishing.
☁️Cloud & DevOpsKubernetes Operators in 2026: Custom CRDs, Reconcile Loops
Build production Kubernetes Operators with the Operator SDK: custom resource definitions, reconcile loops, status conditions, finalizers, and operator lifecycle management.
☁️Cloud & DevOpsCloud Database Options in 2026
Compare cloud database options in 2026: AWS RDS, Aurora Serverless v2, PlanetScale, Neon, and Supabase. Pricing, scaling, branching, and when to choose each for your SaaS.
💼Business TipsEngineering Hiring in 2026: Take-Home vs Live Coding
Build a fair, effective engineering hiring process: take-home vs live coding tradeoffs, structured interview rubrics, job description writing, candidate leveling, and offer calibration.
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