Job description
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 backend engineer, you will design and optimize high-performance, multi-threaded systems, transforming legacy workflows into scalable, thread-safe architectures. Leveraging deep expertise in c#, sql, and aws, you’ll drive concurrency improvements, enhance system throughput, and support large-scale data processing with technologies like apache spark. This role offers strong technical ownership and the opportunity to shape reliable, high-impact backend systems in complex environments.
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;
- 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
- 4+ years of experience as a software engineer;
- expert-level proficiency in c# with experience in multi-threaded and parallel processing;
- understanding of c++;
- 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;
- proven experience deploying solutions on aws;
- strong problem-solving and debugging skills focused on scalability and reliability;
- upper-intermediate english level.
nice to haves
- hands-on experience with apache spark;
- 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 cross-functional teams.
perks and benefits
- professional growth: mentorship, techtalks, and personalized growth roadmaps.
- competitive compensation: usd-based pay with education, fitness, and team activity budgets.
- exciting projects: modern solutions with fortune 500 and top product companies.
- flextime: flexible schedule with remote and office options.
requirements
- 2–3+ years of experience in growth or marketing performance roles — ideally in the b2b saas or tech services space. - understanding of the ai market landscape, with the ability to promote ai development services and translate technical capabilities into marketing messages. - proven experience running successful marketing campaigns and managing performance metrics. - familiarity with crm and sales engagement platforms (e.g. Instantly, reply.io, apollo). - strong analytical skills with the ability to interpret data and generate actionable insights. - excellent organizational skills and attention to detail. - strong written and verbal communication skills in english.