Medium-Hard Algorithm Focus
Backend engineers encounter more complex data structure problems, especially around trees, graphs, and concurrent programming patterns.
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Backend engineers face unique challenges around distributed systems, API design, and data consistency.. Explore key insights and preparation tips to help you excel in your interview process.
Backend engineers encounter more complex data structure problems, especially around trees, graphs, and concurrent programming patterns.
System design questions focus heavily on API design, database scaling, and service communication patterns.
API Design
RESTful services and GraphQL patterns
Database Scaling
Sharding, replication, and consistency
Microservices
Service mesh and inter-service communication
Different companies emphasize different backend specializations based on their technical challenges.
Netflix
Streaming infrastructure and content delivery networks
Stripe
Payment processing reliability and financial data consistency
Compare cost-of-living buying power and how crowded the market is versus other major tech cities—so you can focus your search where the odds fit your goals.
San Antonio offers backend engineers 65% lower housing costs and overall living expenses compared to San Francisco, with median home prices around $280K versus SF's $1.4M+. Your $95K-$130K backend engineer salary delivers premium purchasing power and quality of life in this rapidly growing tech hub.
San Antonio's backend engineering market remains significantly less crowded than major tech hubs. Growing demand from cybersecurity, fintech, and enterprise software companies creates abundant opportunities for skilled developers.

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👉 Get free daily job postsDarkhive is a San Antonio, Texas-based defense technology company founded in 2021 by U.S. Special Operations veterans John Goodson and Steve Turner. The company designs and manufactures U.S.-made, NDAA-compliant tactical uncrewed aircraft systems along with open autonomy software aimed at military and public safety users, targeting per-unit costs well below legacy defense drones. It has worked closely with the U.S. Department of Defense from inception, winning multiple SBIR and AFWERX contracts to field small UAS and edge autonomy platforms.
Raised
$30M
Series B · 2026
Key contacts
3
Leadership & hiring contacts indexed
HQ market
San Antonio, Texas
United States