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9 Dec 2025
PSA for devs building consumer apps: Stop shipping APIs without understanding your server's concurrency model. The Analogy: 🔹Sync: Waiter takes order → waits at kitchen → delivers → next customer. 1 waiter = 1 customer at a time. 🔹Async: Waiter takes order → serves other tables → "ORDER UP!" → delivers. 1 waiter = many customers. Node.js: 🔹Single-threaded, but libuv handles I/O in background 🔹Async keeps main thread free for new requests Python: 🔹Flask Gunicorn: 4 workers = 4 concurrent requests 🔹FastAPI Uvicorn: 4 workers ~ 20-100 concurrent requests (if I/O bound) The Reality Check Async helps when: 🔹External API calls (100ms wait) 🔹Database queries with high latency 🔹WebSockets / long-polling Async doesn't help: 🔹CPU-intensive work 🔹Fast operations (<10ms) 🔹No I/O wait time Lets take an Example: API calling external service (200ms wait) 🔹Sync: ~19 req/sec 🔹Async: ~380 req/sec Async doesn't make requests faster, it stops workers sitting idle during I/O waits. Bottom line is that you should profile your app. If you're I/O bound with real wait times, async helps. If you're CPU bound or already fast, it won't. Choose based on your actual bottlenecks, not hype. #development #SoftwareDevelopment #backendprogramming #API #AI #nodejs #python
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Next Project… Simufoilio Bot Already done setting up the GrammY Bot, Database and BE configs Let’s see how this turns out #backendprogramming #tgbot #fullstackdeveloper #techbro #telegrambot
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Baby Steps 🙂‍↕️ Worked on this TG bot and I can already see the amazing stuff I can do now moving on. Main Stack: nodejs- express-grammY TG Bot: t.me/my_naija_weather_bot Codebase: github.com/Verifieddanny/tg-… #tgdev #telegrambot #tech #fullstackdeveloper #backendprogramming #backend
Another Day, Another Project, Another Grind #crackeddev #fullstackdev #backenddev #tgbot
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I am embarking on a 60-day Challenge of building and Learning Golang in public. #60days of Building in Golang. #Backendprogramming #golangprojects
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17 Sep 2025
🚨 Why Your Infinite Scroll is Laggy in MERN (and How to Fix It) Most devs build pagination in MongoDB like this: const posts = await Post.find() .sort({ createdAt: -1 }) .skip(page * limit) .limit(limit); It works at first. But once your database grows, it breaks: – Mongo still scans all skipped docs → queries get slower – Inserts shift items → users see duplicates or miss posts The fix? Cursor-based pagination. Use createdAt (or _id) as a cursor instead of skip(). const posts = await Post.find({ createdAt: { $lt: lastPostDate } }) .sort({ createdAt: -1 }) .limit(limit); On the frontend (React), just pass the last item’s createdAt back when fetching more: const loadMore = async () => { const res = await fetch(/api/posts?cursor=${lastDate}); const newPosts = await res.json(); setPosts([…posts, …newPosts]); }; Pro tip: Index your createdAt field for speed. PostSchema.index({ createdAt: -1 }); When you switch to cursor-based pagination: ✅ Queries stay fast even with millions of records ✅ No duplicates, no missing items ✅ Smooth infinite scroll UX your users will love Most MERN performance issues aren’t about servers or hosting. They’re about how you query Mongo. Fix this, and your app will feel instantly better. #MERN #SoftwareEngineer #BackendProgramming #MongoDB #Pagination
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Hi,there! For those seeing me for the first time I'm @DevSprint03 a dedicated fullstack developer with a passion for building impactful tech solutions.I'm always excited to learn more.#PHPDevelopment #BackendProgramming #CodingJourney #FormHandling #Buggybillion #TechCommunity
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Another day, another code challenge! Being a backend developer means that I get to solve complex problems and create innovative solutions. #backendengineering #backendwebdevelopment #serverdevelopment #backendprogramming #backendarchitecture #backendtech #backendoptimization
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1/ If you're interested in Backend Development, you might be wondering where to start. Here are some tips to help you get started: #backenddevelopment #backendprogramming #webdevelopment #webdev #backendframeworks #Django #RubyonRails #Nodejs #scalability #unittesting
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#ProTip: Learn the fundamentals of back end development like coding principles, algorithms & databases to unlock your potential as a software engineer. #BackEndProgramming #SoftwareDevelopment #Coding #ProgrammingTips
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8 Oct 2022
@AgencyAnalytics is now hiring! Looking for a remote PHP Developer #WorkFromHome #BackEndProgramming up2staff.com/php-developer-a…

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27 Sep 2022
@TAGMediaLtd is now hiring! Looking for a remote Web Developer #RemoteJobs #BackEndProgramming up2staff.com/web-developer-a…

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15 Sep 2022
Kratzen Partners is hiring a Senior Software Developer web/bots #WorkFromHome #BackEndProgramming up2staff.com/software-develo…

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27 Apr 2022

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16 Mar 2022
Want to work remotely as a Backend Developer (Nodejs, Typescript) at @BrandBastion ? #WorkFromHome #BackEndProgramming up2staff.com/backend-develop…

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6 Oct 2021
E*SCALE is now looking for a Backend WordPress Developer, eCommerce #RemoteJobs #BackEndProgramming up2staff.com/backend-wordpre…

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3 Jul 2021

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