Senior/Lead C# Backend Engineer - Remote & Flexible Hours

AgileEngine; Bucaramanga; On-site; COP 273,394,781 - 390,563,974; Full time

Benefits offered by this job

Professional growth opportunities

Competitive USD-based compensation

Exciting projects with top-tier clients

Flexible work schedule

Job summary

A leading software development company in Bucaramanga is hiring a Senior/Lead C# Engineer to spearhead the modernization of core systems. The role involves designing concurrent applications, optimizing data operations with SQL and Apache Spark, and deploying solutions on AWS. Candidates should have over 5 years of C# experience, strong knowledge of concurrency, and be able to communicate effectively in English. This role provides competitive compensation and flexibility.

Qualifications

• 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, including query design and optimization.
• Hands-on experience with Apache Spark for distributed data processing.
• Proven experience deploying solutions on AWS.

Responsibilities

• Lead the design and development of highly concurrent, multi-threaded applications in C#.
• Re-architect legacy synchronous workflows into scalable, thread-safe solutions.
• Design, develop, and optimize complex SQL queries for large-scale data operations.
• Utilize Apache Spark for distributed data processing.
• Deploy and manage solutions on AWS.

Skills

C#

Multi-threaded processing

SQL Optimization

Apache Spark

AWS

Concurrency debugging

English (Upper-Intermediate)

Job description

A leading software development company in Bucaramanga is hiring a Senior/Lead C# Engineer to spearhead the modernization of core systems. The role involves designing concurrent applications, optimizing data operations with SQL and Apache Spark, and deploying solutions on AWS. Candidates should have over 5 years of C# experience, strong knowledge of concurrency, and be able to communicate effectively in English. This role provides competitive compensation and flexibility.