SAHIL SRIVASTAVA

Twitter done, what's next Amazon, Google or Meta. Top firms are in danger now hypothesising the fact that Elon's wealth is growing at an unbelievable rate. Welcome to decentralisation, @elonmusk can we expect the Twitter code to be open source now? #TwitterTakeover

Two claims hit for the same incident & payout math skipped deductibles—coverage was mismatched by date, causing wrong approvals. How do you ensure incident date coverage integrity? gronex.org/problems/insur… #backend

Two requests hit the same room and dates simultaneously—double bookings happen silently. How would you lock to prevent this without deadlocks? gronex.org/problems/hotel… #Concurrency

Two guests book last room with overlapping dates — but back-to-back stays break silent availability rules. How do you fix half-open interval overlap checks? gronex.org/problems/hotel… #backend

Two requests hit this repo simultaneously and broke order status history with duplicate events. How do you enforce only exact next-step transitions? gronex.org/problems/food-… #backend

Two buyers snag the last item simultaneously—inventory oversold and alerts silent. How do you lock purchases to stop race conditions but keep speed? gronex.org/problems/flash… #Concurrency

Unearthing the unseen bug: unstable user bucketing broke rollout consistency. Priority order and environment isolation matter more than you think. gronex.org/problems/featu… #backend

This 30-line backend logic lets two concurrent spends overshoot the daily and total budgets. How do you safely record spend and pause campaigns without double-charging or race conditions? gronex.org/problems/ad-ca… #Backend

Two threads finalizing identical content can create two stored files instead of one. This breaks dedup guarantees under concurrency. How would you prevent this race? gronex.org/problems/file-… #backend

Same cart, simultaneous coupons: cart total goes negative. How do you correctly cap discounts and fix stacking? What ordering yields a fair price? gronex.org/problems/e-com… #backend

Two nodes raced to grab a job lease milliseconds apart—both ended up running the same job. How do you prevent stale owners from hijacking work after lease expiry? gronex.org/problems/distr… #Concurrency

The scariest SLA bugs quietly misclassify tickets as on time. This system mistakes >= for > and re-stamps timestamps, breaking breach detection. What subtle fix keeps SLA reporting airtight? gronex.org/problems/custo… #backend

CRM lead assignment needs precise eligibility checks, deterministic tie-breaks, and exact load accounting—skip these and your system’s lead distribution breaks. Fix the bugs hands-on: gronex.org/problems/crm-l…

Spot the bug: Bank Account Transfer and Deadlock Prevention System Repo debugging challenge: fix locally, run ./verify.sh, compare solution. gronex.org/problems/bank-…

Spot the bug: Auction Bid Placement and Closing System Repo debugging challenge: fix locally, run ./verify.sh, compare solution. gronex.org/problems/aucti…

Concurrency bugs in API rate limiting? Fix a token-bucket limiter that safely refills, consumes, and isolates quotas per client under heavy parallel calls. Debug with us: gronex.org/problems/api-r…

@100X_VC @Kalaari @AntlerIndia @BetterCapital @IndiaQuotient @eximiusvc @huddleventures @venturehighway @arthaventures @kunalb11 @AnupamMittal @amangupta0303 @nikhilkamathcio @Ashneer_Grover @startupindia

I would love to discuss this opportunity further at your convenience. Please reach out to me on Twitter if you are interested. We can hop on a call and I can explain the business, investment, profit and future plan in detail. @Rahul_J_Mathur

To fuel our expansion plans, we are seeking an investment of ₹30 lakhs in exchange for a 3% equity stake in our company. We believe this investment will enable us to scale efficiently while offering attractive returns.

With a strong foothold in the market, we are now expanding into Gurgaon and other regions to cater to the growing demand for high-quality interior design solutions. In the last quarter, we achieved sales of ₹2 crore, and our projected annual revenue stands at ₹7-8 crore.

Investment Opportunity in Our Expanding Interior Design Business Hello everyone, I hope all of you are doing well. I am reaching out to present an investment opportunity in our interior designing company, which has been successfully operating in Delhi for the past three years.