Feature Flags and Progressive Delivery in 2026 — LaunchDarkly, Flagsmith, and OpenFeature

How to ship safely with feature flags in 2026. The OpenFeature standard, picking a vendor, the patterns (boolean flags, percentage rollouts, targeting), and the costs of doing it wrong.

April 30, 2026 · 3 min · 605 words · Manvendra Rajpoot

Circuit Breakers, Bulkheads, and Backpressure — Resilience Patterns for 2026

The resilience patterns every backend engineer should reach for: circuit breakers, bulkheads, backpressure, deadlines, jittered retries, and the production tradeoffs.

April 30, 2026 · 4 min · 702 words · Manvendra Rajpoot

Event Sourcing and CQRS in 2026 — When the Pattern Pays Off

Event sourcing and CQRS without the religion. Where they earn their cost, why most apps don’t need them, and the pragmatic mid-paths.

April 30, 2026 · 3 min · 631 words · Manvendra Rajpoot

API Design Patterns 2026 — Resource-Oriented vs Action-Oriented vs RPC

Three API shapes you’ll see in 2026: resource-oriented (REST), action-oriented, and RPC. The strengths of each, when hybrids work, and the design choices that age well.

April 30, 2026 · 3 min · 536 words · Manvendra Rajpoot

GraphQL vs tRPC vs gRPC vs REST in 2026 — How to Pick an API Layer

When to use REST vs GraphQL vs tRPC vs gRPC vs Connect in 2026. The tradeoffs each makes, where each shines, and a decision guide based on your client/server combination.

April 30, 2026 · 6 min · 1171 words · Manvendra Rajpoot

Zig in 2026 — A Backend Developer's Look at the Language Bun Was Built In

A practical look at Zig in 2026 — language fundamentals, why Bun chose it, how it compares to Rust and Go, the current ecosystem, and concrete cases where it earns the call.

April 30, 2026 · 6 min · 1179 words · Manvendra Rajpoot

Temporal and Durable Execution in 2026 — The Reliability Layer

Durable execution explained. Why Temporal became standard infrastructure in 2026, when to reach for it, and concrete patterns for AI agents, payment workflows, sagas, and any long-running process that must survive crashes.

April 30, 2026 · 7 min · 1329 words · Manvendra Rajpoot

DuckDB in Production — Embedded Analytics Eating the Data World

DuckDB has become the embedded analytics engine of 2026. Why it replaces Pandas, where it fits next to Postgres / ClickHouse / Snowflake, the DuckLake extension, and concrete patterns for SaaS, notebooks, and edge analytics.

April 30, 2026 · 6 min · 1125 words · Manvendra Rajpoot

Go + gRPC + Protocol Buffers in 2026 — Production Microservice Patterns

A practical 2026 guide to gRPC + Protocol Buffers in Go. Schema design, codegen with buf, server / client setup, streaming, interceptors for auth and tracing, and the production patterns that make gRPC services reliable.

April 29, 2026 · 8 min · 1597 words · Manvendra Rajpoot

Authentication in 2026 — Passkeys, OAuth 2.1, OIDC, and What to Actually Ship

A practical guide to authentication in 2026 — passkeys as the primary factor, OAuth 2.1 + OIDC for federation, sessions vs JWTs, the right stack for FastAPI / Django / Hono / Next.js, and the security mistakes I keep seeing.

April 29, 2026 · 9 min · 1881 words · Manvendra Rajpoot