C# Engineer

Join to apply for the C# Engineer (Senior/Lead) ID41548 ($2,500 signing bonus) role at AgileEngine

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

WHY JOIN US If you\'re looking for a place to grow, make an impact, and work with people who care, we\'d love to meet you

ABOUT THE ROLE As a Senior/Lead C# Backend Engineer at AgileEngine, you will lead the modernization of our core systems by designing and developing highly concurrent, thread-safe applications. You’ll optimize large-scale data operations, leverage distributed processing with Apache Spark, and deploy scalable solutions on AWS, driving performance, reliability, and scalability across our platforms.

WHAT YOU WILL DO

• Lead the design and development of highly concurrent, multi-threaded applications in C#;
• Re-architect legacy synchronous workflows into scalable, thread-safe solutions;
• Apply advanced knowledge of threading models, synchronization primitives, and performance tuning to optimize system throughput and minimize contention;
• Design, develop, and optimize complex SQL queries, stored procedures, and large-scale data operations, including staging and transformations;
• Utilize Apache Spark for distributed data processing at scale;
• Deploy and manage solutions on AWS , ensuring reliability, scalability, and cost efficiency;
• Diagnose and resolve concurrency issues, perform application profiling, and drive continuous improvements in system performance;
• Collaborate with cross-functional teams to define technical requirements, align architecture with business goals, and deliver high-quality solutions.

MUST HAVES

• 5+ years of expert-level proficiency in C# with hands-on experience in multi-threaded and parallel processing;
• Strong understanding of threading models, synchronization primitives, and concurrency debugging;
• Proven experience in performance tuning and application profiling for large-scale systems;
• Advanced proficiency in SQL (query design, optimization, and data operations);
• Hands-on experience with Apache Spark for distributed data processing;
• Proven experience deploying solutions on AWS ;
• Exceptional problem-solving and debugging skills with a strong focus on scalability and reliability;
• Upper-Intermediate English level.

NICE TO HAVES

• Experience in re-engineering legacy systems into modern architectures;
• Familiarity with microservices design principles and cloud-native development patterns;
• Strong communication and collaboration skills with a track record of working in cross-functional teams.

PERKS AND BENEFITS

• Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities.
• A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands.
• Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• IT Services and IT Consulting

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