Software Engineer

Sorry, this job was removed at 04:12 p.m. (CST) on Thursday, Feb 19, 2026
6 Locations
Remote
Artificial Intelligence • Cloud • Analytics • Automation
The Role

At Fidelis we are seeking a skilled and versatile C# / Go Developer to join our dynamic engineering team. This role focuses on building and optimizing backend systems with a strong emphasis on high availability, scalability, and performance. The ideal candidate will have extensive experience in C# or Go development, proficiency in OpenSearch, and a deep understanding of SQL Server and PostgreSQL databases, particularly in high-availability and scalability contexts.

Key Responsibilities

  • Backend Development: Design, develop, and maintain robust backend services using C# (.NET) or Java or Go
  • Search Infrastructure: Integrate and optimize OpenSearch for efficient and scalable search functionalities.
  • Performance Tuning: Analyze and optimize application and database performance to ensure low latency and high throughput.
  • Collaboration: Work closely with cross-functional teams to design and implement scalable and reliable systems.

Requirements
  • Bachelor’s degree in Computer Science, Engineering, or a related field / experience.
  • 5+ years of professional experience in C# or Java or Go development.
  • Strong experience with SQL Server and/or PostgreSQL
  • Hands-on experience with OpenSearch or Elasticsearch.
  • Proficiency in performance tuning and optimization techniques for both applications and databases.
  • Experience with containerization (Docker or Podman)
  • Familiarity with cloud platforms (AWS, Azure, or GCP).
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and teamwork abilities.

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The Company
Montreal, Quebec
62 Employees

What We Do

PartnerOne is an enterprise software company that manages the world’s largest data environments through virtualized cloud storage, hyper-automation, artificial intelligence, and metadata analytics. Contrary to other software companies, we play a mission-critical role in not just one, but many aspects of the enterprise Big Data cycle.

Over 1250 of the world’s largest data environments rely on our software for their most critical needs and to safeguard their most valuable data.

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