**Compensation Details:** *4k to 4\.5k USD/mo \+ Bonuses* We are seeking a **senior\-level backend engineer** who is both a strong coder and comfortable with architecture\-level decisions. You’ll design and scale systems that power our data platforms, working closely with experienced engineers in a fully remote environment. **Smart Apartment Data**, a five\-star employee\-rated company and Best \& Brightest Companies to Work For winner, is on the cutting edge of Big Data in real estate. We offer a fun, collaborative environment, generous pay with bonuses, and a strong work\-life balance. Watch this short video to meet our hiring team: https://vimeo.com/1057933773/3260b5ba8b **About Us:** For 20\+ years, we’ve been the market leading in big data analytics for U.S. —empowering brokers, investors, and analysts with real\-time market intelligence. **Sneak peek of projects:** * Big Data Orchestration * Data Warehousing in SQL Server \& NoSQL * API Design with C\# 13 / .NET 9 **Requirements** * 5\+ years of professional backend development in C\#/.NET * Fluent in English, with clear and collaborative communication * Hands\-on experience with concurrency, multi threading, and asynchronous programming * Proven background in designing and scaling APIs and distributed systems * Strong knowledge of SQL and NoSQL databases at scale * Comfortable contributing both to system design (Solution Architect focus) and day\-to\-day coding **Nice to Have:** * Experience with cloud platforms (AWS preferred) * Background in enterprise\-level projects or large\-scale data systems **Benefits** * 100% Remote, location independent * $4000–$4500/month \+ bonuses * Work with cutting\-edge technologies * Career growth and mentoring from senior developers