Join our close-knit latam remote team: connect through fun activities like coffee breaks, tech talks, and games with your team-mates and management. Say goodbye to micromanagement! We champion autonomy, open communication, and respect for diversity as our core values. Your well-being matters: our people care team is here from day one to support you with everything from time‑off requests to wellness check‑ins. Ready to grow with us? Here’s what we offer you by joining us! ✨ competitive usd salary – we value your skills and contributions! 100% remote work – while you can work from anywhere, you’re always welcome to connect with teammates and grow your network at our coworking spaces across latam! Paid time off – take the time you need according to your country’s regulations, all while receiving your full salary. Rest, recharge, and come back stronger! National holidays celebrated – take time off to celebrate important events and traditions with loved ones, fully embracing your culture. Sick leave – focus on your health without the stress. Take the necessary time to recover and feel better. Refundable annual credit – spend it on the perks you love to enhance your work‑life balance! Team‑building activities – join us for coffee breaks, tech talks, and after‑work gatherings to bond with your nearsure family and feel part of our vibrant community. Birthday day off – enjoy an extra day off during your birthday week to celebrate in style with friends and family! About the project: as a senior c# engineer, you will play a pivotal role in modernizing our core systems by re‑engineering legacy synchronous workflows into highly concurrent, thread‑safe architectures that drive superior performance and scalability. How you’ll contribute ✅ 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. This would make you the ideal candidate ✨ bachelor's degree in computer science, engineering, or a related field. ✨ 5 years of experience working with c#. ✨ 3 years of experience working with sql. ✨ 3 years of experience working with aws. ✨ strong understanding of threading models, synchronization primitives, and concurrency debugging. ✨ proven experience in performance tuning and application profiling for large‑scale systems. ✨ advanced english level is required for this role, as you will work with us clients. Effective communication in english is essential to deliver the best solutions to our clients and expand your horizons. What to expect from our hiring process let’s chat about your experience! Impress our recruiters, and you’ll move on to a technical interview with our top developers. Nail that, and you’ll meet our client - your final step to joining our amazing team! Let’s work together to shape the future of technology! By applying to this position, you authorize nearsure to collect, store, transfer, and process your personal data in accordance with our privacy policy. For more information, please review our privacy policy. (https://www.nearsure.com/privacy-policy) j-18808-ljbffr