Aditya Singh

At the end of the day you gotta feel some way. So why not feel unbeatable? Why not feel untouchable?

[Aditya Singh @Aditya_codez]

A year ago I was watching everyone around me get placed and wondering if my turn would ever come.

Today I got my offer letter.

My first job: Security Engineer at Accorian, joining 8th February. 🔐

To anyone still waiting: your timeline isn’t late. It’s just yours. #Placement

[Aditya Singh @Aditya_codez]

@ayushii_1209 Congratulations !!! Way to go !

[Aditya Singh @Aditya_codez]

🚀 Day 29 — #RoadToSDE

Solved 5 array problems from @striver_79 revision sheet:

Maximum Product Subarray
Merge Sorted Arrays Without Extra Space
Longest Subarray with Sum K
Count Subarrays with Given Sum
Count Subarrays with XOR K

@takeUforward
#DSA #Arrays #Coding

[Aditya Singh @Aditya_codez]

🚀 Day 29 — #RoadToSDE

Completed an end-to-end Social Media Backend API — a Twitter + YouTube combo-style backend! 🔥

Built auth, JWT, tweets, videos, likes, comments, subscriptions, playlists & media uploads.

Thansks @Hiteshdotcom
#NodeJS #Backend #JavaScript #RoadToSDE

[Aditya Singh @Aditya_codez]

@Hiteshdotcom Happy teachers day sir♥️

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 28 ⚡

Completed my Multi-Threaded HTTP Proxy Server with LRU Cache! 🚀
Really happy to finish this one — learned a lot about OS, CN, multithreading & caching. 💻🔥
#RoadToSDE #CProgramming #OS #CN #Multithreading

[Aditya Singh @Aditya_codez]

@ayushii_1209 crazy week for you !

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 27 ⚡ DSA revision continues! 💻

• Majority Element I
• Majority Element II
• Repeating & Missing Number
• Count Inversions
• Maximum Product Subarray
Also continued OOPS for interviews — almost done! 🚀
Thanks to @striver_79 for the roadmap!🙌
#DSA #Coding

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 26 ⚡ Back to DSA revision! 💻

• Pascal’s Triangle III
• Rotate Matrix 90°
• Two Sum
• 3 Sum
• 4 Sum
Thanks to @striver_79 for the roadmap! 🙌
Also studied OOPS for Interviews , will finish it by tommorow.
#DSA #Coding #TUF 🚀

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 25 ⚡

Back to DSA revision after months! 💻

• Merge Sort
• Quick Sort
• Longest Consecutive Sequence
• Spiral Matrix
• Kadane’s Algorithm
Thanks to @striver_79 for the roadmap! 🙌
Back to it. 🚀
#DSA #Coding #TUF+

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 24 ⚡

Today was all about strengthening my #DBMS + #SQL fundamentals.

• Completed the full SQLBolt tutorial
• Practiced SQL queries, JOINs, aggregates, subqueries, and CRUD operations
• Revised core DBMS concepts alongside SQL

Closer to placement-ready.🚀

[Aditya Singh @Aditya_codez]

#RoadToSDE - Day 23 of Multi-Threaded HTTP Proxy with LRU Cache in #C:

Implemented:
• Semaphore-based concurrency throttling
• TCP request forwarding to origin servers
• Chunk-by-chunk response streaming
• Real-time LRU Cache storage & retrieval
#SystemsProgramming #LLD

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 22 🚀

Started building a Multi-Threaded HTTP Proxy Server in #C .

Worked with:
• Manual TCP Socket Programming
• POSIX Multithreading
• LRU Cache
• Concurrent Request Handling

Learning Low level #SystemsProgramming by building from scratch #LLD

[Aditya Singh @Aditya_codez]

🚀 #RoadToSDE — Day 21

Completed the Transport & Application layers from @striver_79 today.

Now confident enough with CN to build my own Proxy Web Server using OS + CN concepts. Started working on it today! 🔥

#ComputerNetworks #OperatingSystems #RoadToSDE

[Aditya Singh @Aditya_codez]

🚀 #RoadToSDE — Day 20

Continued #ComputerNetworks preparation.

Covered:
• Routing
• Forwarding
• Routing Tables
• Longest Prefix Matching
Completed Module-6: Network Layer — Routing.
Learning from @striver_79
#TUF #ComputerNetworks

[Aditya Singh @Aditya_codez]

🚀 #RoadToSDE — Day 20

Learned WebSockets, scaling WebSocket servers, and Redis Pub/Sub today.

Also explored horizontal scaling with Node.js + Redis.

Learning from @piyushgarg_dev and @Hiteshdotcom

#WebSockets #Redis #NodeJS

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 19 🚀

Continued my #ComputerNetwork preparation. Today I learned Routing, Forwarding, Routing Tables, and Longest Prefix Matching.

Learning CN from @striver_79 📚

#TUF

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 18 🚀

Continued my #ComputerNetwork preparation for placements. Today I covered topics like Network Topologies, VLANs, Collision & Broadcast Domains, Switching, and Ethernet.

Learning CN from @striver_79 has made it much easier! 🙌 #TUF

[Aditya Singh @Aditya_codez]

@nitesh_singh5 Interested

[Aditya Singh @Aditya_codez]

#RoadToSDE — Day 17 🚀

Gave the Infosys campus recruitment assessment for the Specialist Programmer (SP) / Digital Specialist Engineer (DSE) roles today.

Also started preparing Computer Networks as part of my placement prep. 📚

#RoadToSDE #Day17 #Infosys #PlacementPrep #CN