Miguel Alonso Marroquin

JS Full-Stack Developer | Self Taught 📚 • Don't worry, I don't have the virus... so far. 💻🏋️‍♂️🚴‍♂️🧘‍♂️🍳🏀📖🐶 / $QNT $BTC

[Miguel Alonso Marroquin @malbonm07]

@josers38 @RPN_Oficial Deja de mentir bro, no van simplemente porque no tienen esa pasion, además de ser los más tacaños de europa. Se quejan de absolutamente todo

[Miguel Alonso Marroquin @malbonm07]

@ElInmortal____ jajajajajajajajaja

[Miguel Alonso Marroquin @malbonm07]

@lautarodeIcampo Gana Argentina 3-1 👌

[Miguel Alonso Marroquin @malbonm07]

@LegadoHispano7 @laderechadiario contra la peor argentina de este siglo, si la final es España vs Argentina, va a pasar lo mismo que le pasó a esa España campeona del mundo contra Brasil (3-1) y contra Argentina (4-1), normal que le ganen a francia

[MisterChip (Alexis) @2010MisterChip]

Si España se clasifica para la final de la Copa del Mundo sortearé MIL DÓLARES entre todos los seguidores que hagan RT.

[Miguel Alonso Marroquin @malbonm07]

@elxokas Me acabo de abrir cuenta en el banco xokitas :)

[XOKAS @elxokas]

Quedan 10 días para acabar el split.
Voy a jugar 12 horas al día al lol y voy a intentar subir a Master en EU.
Apuesto 5000€ a que subo, y si pierdo los repartiré en directo con toda la gente que haga RT a este tweet.
Si eres de LATAM te pago un 20% más.
10 winners. Abro.

[Alex Xu @alexxubyte]

Writing code is easy now, but testing code is hard.

Let’s take a look at where different types of tests fit.

How do you test your code?

[AlgoMaster.io @algomaster_io]

10 Must-Know Graph Algorithms for Coding Interviews:

1. 𝐃𝐅𝐒 (𝐃𝐞𝐩𝐭𝐡-𝐅𝐢𝐫𝐬𝐭 𝐒𝐞𝐚𝐫𝐜𝐡)
2. 𝐁𝐅𝐒 (𝐁𝐫𝐞𝐚𝐝𝐭𝐡-𝐅𝐢𝐫𝐬𝐭 𝐒𝐞𝐚𝐫𝐜𝐡)
3. 𝐓𝐨𝐩𝐨𝐥𝐨𝐠𝐢𝐜𝐚𝐥 𝐒𝐨𝐫𝐭
4. 𝐔𝐧𝐢𝐨𝐧 𝐅𝐢𝐧𝐝 (𝐃𝐢𝐬𝐣𝐨𝐢𝐧𝐭 𝐒𝐞𝐭)
5. 𝐂𝐲𝐜𝐥𝐞 𝐃𝐞𝐭𝐞𝐜𝐭𝐢𝐨𝐧
6. 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐞𝐝 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬
7. 𝐁𝐢𝐩𝐚𝐫𝐭𝐢𝐭𝐞 𝐂𝐡𝐞𝐜𝐤
8. 𝐅𝐥𝐨𝐨𝐝 𝐅𝐢𝐥𝐥
9. 𝐌𝐢𝐧𝐢𝐦𝐮𝐦 𝐒𝐩𝐚𝐧𝐧𝐢𝐧𝐠 𝐓𝐫𝐞𝐞
10. 𝐒𝐡𝐨𝐫𝐭𝐞𝐬𝐭 𝐏𝐚𝐭𝐡 (Dijkstra)

♻️ Repost to help others in your network

[Dhanian 🗯️ @e_opore]

MODERN FRONTEND DEVELOPMENT CHECKLIST FOR 2026

1 → Understand how the web really works (DNS → HTTP → Browser Rendering)
2 → Master HTML semantics and accessibility fundamentals
3 → Write clean, scalable CSS
4 → Understand the CSS box model deeply
5 → Master Flexbox and Grid layouts
6 → Build fully responsive layouts (mobile-first mindset)
7 → Learn CSS variables and design systems
8 → Use modern CSS features (container queries, clamp, logical properties)
9 → Understand browser rendering and reflow/repaint
10 → Optimize CSS performance

11 → Master modern JavaScript (ES6+)
12 → Understand scope, closures, and execution context
13 → Learn asynchronous JavaScript (Promises, async/await)
14 → Understand the event loop deeply
15 → Master DOM manipulation
16 → Handle forms and validation properly
17 → Work confidently with APIs (fetch, axios)
18 → Understand JSON and data handling
19 → Use localStorage and sessionStorage correctly
20 → Debug like a pro using browser DevTools

21 → Master Git and version control workflows
22 → Understand NPM, PNPM, or Yarn
23 → Use a modern bundler (Vite, Webpack, Turbopack)
24 → Learn TypeScript properly
25 → Structure large frontend projects cleanly
26 → Master a modern framework (React, Vue, or Svelte)
27 → Understand component-driven architecture
28 → Manage state effectively (Context, Zustand, Redux, Pinia)
29 → Handle routing correctly
30 → Implement protected routes and authentication UI

31 → Build with Next.js or another meta-framework
32 → Understand SSR, SSG, ISR, and CSR
33 → Optimize images and assets
34 → Implement code splitting and lazy loading
35 → Improve performance using Lighthouse
36 → Reduce bundle size intentionally
37 → Handle error boundaries gracefully
38 → Implement proper loading and skeleton states
39 → Use environment variables securely
40 → Build reusable UI components

41 → Apply accessibility best practices (ARIA, keyboard navigation)
42 → Write unit tests (Jest, Vitest)
43 → Write component tests (React Testing Library)
44 → Understand E2E testing (Playwright, Cypress)
45 → Set up CI/CD for frontend deployment
46 → Deploy to Vercel, Netlify, or a cloud provider
47 → Monitor frontend errors (Sentry, LogRocket)
48 → Optimize Core Web Vitals
49 → Design clean UI/UX with consistency
50 → Think like a product engineer, not just a coder

Grab the Modern Frontend Development Ebook:
https://t.co/oyQEYBpScS

[Learn Linux with Dan @xmodulo]

Here are the key network performance metrics every network engineer should know 😎👇

Find pdf ebooks with all my network related infographics at https://t.co/3t6LHw9ryw

#computernetwork #datacenter #networkengineer #routing #network

[Shruti Codes @Shruti_0810]

20 Backend Development Complete Courses for 2026:

1. Git
https://t.co/WBbbhDO04x

2. Java + Spring Boot
https://t.co/pOGQDlVi7V

3. Node.js
https://t.co/GvPFlVQEqU

4. REST API
https://t.co/BSqS3EVSiR

5. GraphQL API
https://t.co/DUHC8JzgaZ

6. gRPC
https://t.co/bfVRJJb5hb

7. Webhooks
https://t.co/Ms9VjkLlbq

8. Authentication
https://t.co/Lr2SZS5sMY

9. Payment Gateway Integration
https://t.co/0ZMKUW4mqg

10. Stripe Payment Integration
https://t.co/h7AvED4nPF

11. PayPal Integration
https://t.co/Nx97MZX2Iy

12. PhonPe Integration
https://t.co/bSQYMGaIPU

13. Razorpay Integration
https://t.co/NYGykkDn8m

14. Express.js
https://t.co/HnQ6BSgwQH

15. Kafka
https://t.co/NQFjGSTDfr

16. Redis
https://t.co/9Ni0vL5idX

17. Docker
https://t.co/iqEVtQtRUP

18. Kubernetes
https://t.co/tGUC2hdwSH

19. Design Patterns
https://t.co/FKna96n9sT

20. Backend Complete Course
https://t.co/SdP5Eq9Bx4

[Miguel Ángel Durán @midudev]

¡Aprende Inglés sin gastar dinero!

De 0 → https://t.co/p1mQ1fPPE7
Speaking → https://t.co/hHm1aFUvT9
Gramática → https://t.co/GwhjcT64Vo
Con películas → https://t.co/Fw10X9SPh4
Cambridge → https://t.co/rPCBO0RSsD
Listening → https://t.co/L4yBoAlkka

[yourclouddude @yourclouddude]

15 real AWS architectures explained for interviews and real jobs.

[Nikki Siapno @NikkiSiapno]

25 resources to learn system design:

1. JWT
↳ https://t.co/Kuv7DAj6B9

2. Idempotency
↳ https://t.co/2sItwlz1oe

3. System design quality attributes
↳ https://t.co/v9WJoUPevt

4. Rate limiting
↳ https://t.co/wr0UAh4sJm

5. Observability
↳ https://t.co/VjfECfyB9d

6. Microservices
↳ https://t.co/1CpY04nNxb

7. CI/CD pipelines
↳ https://t.co/SM2YvhioIX

8. ACID vs BASE
↳ https://t.co/a7nOyylUxk

9. Change Data Capture (CDC)
↳ https://t.co/tgwwoTitCA

10. Database types
↳ https://t.co/T0tUF1xYPI

11. Health checks vs heartbeats
↳ https://t.co/r5SalP6CCh

12. API gateway vs load balancer vs reverse proxy
↳ https://t.co/Tg3EhT60tU

13. HTTPS
↳ https://t.co/wc3CQOsmPS

14. Load balancing algorithms
↳ https://t.co/VCLCKOZzni

15. Database caching
↳ https://t.co/23QdZATj2o

16. CDN
↳ https://t.co/MbaSzBnZPQ

17. API protocols
↳ https://t.co/2CEu4Wnhsv

18. Database types
↳ https://t.co/T0tUF1xYPI

19. gRPC
↳ https://t.co/QwgTXr1N9z

20. SQL vs NoSQL
↳ https://t.co/oDTRpsnQUn

21. Message Queues
↳ https://t.co/7Tz5sevNA8

22. Service Discovery
↳ https://t.co/rcKkXkWWcX

23. Pub/Sub
↳ https://t.co/HF0Zr5R4SK

24. Connection pooling
↳ https://t.co/39SsEo4kk3

25. Consistent hashing
↳ https://t.co/8d8o74EsaS

What else would you add?
What concepts would you like me to cover?

👋 PS: Get our System Design Handbook FREE when you join our newsletter. Join 29,501+ engineers: https://t.co/1YxuvrLqeh

--
🔖 Save for later.
♻️ Repost to help others learn system design.
🙋🏻‍♀️ Follow Nikki Siapno + turn on notifications.

[Ashish Pratap Singh @ashishps_1]

System Design gets a lot easier once you learn these 20 concepts:

1. Client-Server Architecture
2. Domain Name System (DNS)
3. Scalability
4. Load Balancing
5. APIs
6. API Gateway
7. Microservices
8. Databases
9. Caching
10. Indexing
11. Replication
12. Sharding
13. Object Storage
14. CDN
15. CAP Theorem
16. Consistent Hashing
17. Message Queues
18. Rate Limiting
19. WebSockets
20. Monitoring:

♻️ Repost to help others in your network

[Nandkishor @devops_nk]

Linux (OS, shell, processes)
↓
Networking (DNS, TCP/IP, HTTP, NAT)
↓
Git & GitHub (version control, PRs)
↓
AWS (EC2, IAM, VPC, S3)
↓
Docker (containers, images)
↓
Kubernetes (pods, services, scaling)
↓
CI/CD (Jenkins, GitHub Actions)
↓
IAC (Terraform, CFN)
↓
Automation (Ansible, Bash)
↓
Monitoring & Observability (Prometheus / Grafana)
↓
Security Basics (IAM, secrets)
↓
SRE (SLI, SLO, SLA)
↓
Python (scripting, automation)

Congrats 🎉 You’re DevOps-Engineer now.

💬 Add missing tools in comments 🙂

[Adarsh Chetan @AdarshChetan]

100+ AI Tools to replace your tedious work:

1. Research

- ChatGPT
- YouChat
- Abacus
- Perplexity
- Copilot
- Gemini

2. Image

- Higgsfield AI Soul
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- Midjourney
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3. Productivity

- Gamma
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4. Writing

- Jasper
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5. Video

- Klap
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6. Meeting

- Tldv
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7. SEO

- VidIQ
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8. Presentation

- Decktopus
- Slides AI
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9. Design

- Canva
- Flair AI
- Designify
- Clipdrop
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- Magician design

10. Audio

- Lovo ai
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11. Marketing

- Pencil
- Ai-Ads
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12. Startup

- Tome
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13. Social media management

- Tapilo
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Follow @AdarshChetan for more such amazing stuff ♥️

[Nandkishor @devops_nk]

Most asked DevOps interview Q: How to make Docker containers lightweight ? (Real-world DevOps practice)

Here’s how I keep my Docker images small & production-ready 👇

Why lightweight containers matter :
- Faster container startup
- Quicker image pulls & deployments
- Lower storage & memory usage
- Better cloud performance + cost efficiency

📢Best practices I follow:
1️⃣ Use small base images → Prefer alpine or slim instead of full OS images
2️⃣ Multi-stage builds → Separate build & runtime stages so only required artifacts go into final image
3️⃣ Install only what’s needed → No extra tools in production images
4️⃣ Clean cache files → Remove package manager caches to reduce image size
5️⃣ Minimize Docker layers → Combine commands to keep images clean & small
6️⃣ Use .dockerignore → Prevent unnecessary files from entering the image
7️⃣ Avoid running as root → Improves container security.

I’m actively applying these techniques while building real-world Docker & DevOps projects.

Please add anything if I missed its a learn in public anyone can add any point.

Save this if you work with Docker
🔁 Repost to help others ship better containers.

[Tech Fusionist @techyoutbe]

Need to start with AWS (Start with These & extend further) 👇👇