BLOG — ENGINEERING INSIGHTS
Engineering insights & deep dives
Thoughts on engineering, design and building products that scale. Practical lessons from real projects, not theoretical fluff.
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Practical lessons from real projects — engineering decisions, trade-offs, and what actually worked.
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Engineering
2.4k
Scaling a Next.js app to 1M requests a day→
Lessons from moving a monolith to edge-rendered routes and a queue-backed API.
Next.jsPerformanceEdgeArchitecture
J
John Alpha KargboJun 12, 20257 min
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Design
1.8k
Designing dark interfaces that don't strain the eyes→
A practical system for contrast, accent usage and elevation in dark UI.
Dark ModeUIAccessibility
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John Alpha KargboMay 28, 20255 min
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DevOps
1.2k
A pragmatic CI/CD pipeline with Docker→
Reproducible builds, preview environments and zero-downtime deploys.
DockerCI/CDGitHub Actions
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John Alpha KargboMay 9, 20259 min
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React
3.1k
State management in 2026: what I reach for→
Server components changed the calculus. Here is my decision tree.
ReactState ManagementServer Components
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John Alpha KargboApr 22, 20256 min
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Career
980
How I structure a freelance engagement→
From discovery call to handoff — the process that keeps clients happy.
FreelancingProcessClient Relations
J
John Alpha KargboApr 3, 20254 min
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Backend
1.5k
Type-safe APIs end to end with tRPC & Zod→
Delete a category of bugs by sharing types between client and server.
tRPCZodTypeScript
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John Alpha KargboMar 18, 20258 min
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Career
Hiring a Software Developer in Sierra Leone or Africa: What Clients Should Actually Know→
Time zones, communication, code quality, cost — an honest breakdown from a Freetown-based full-stack…
Sierra LeoneAfricaHire a Developer
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John Alpha KargboJul 11, 20267 min