Advanced Software Engineer - C#/.NET

Posting Type Hybrid Job Overview WHO WE ARE Relativity is a leading legal data intelligence company building technology that helps users organize data, discover the truth, and act on it with confidence. Our AI-powered, cloud platform, RelativityOne, transforms massive volumes of complex information into actionable insights for litigation, investigations, regulatory inquiries, data breach responses, and other high-stakes legal work where accuracy and trust are crucial. The world’s largest law firms, corporations, and government agencies rely on Relativity’s legal AI software to securely surface and manage the most relevant and impactful information in their matters. Beyond our commercial impact, we are committed to expanding access to technology and supporting pro bono legal work. What We Do At Relativity, engineers don’t just write code. They harness AI tools to architect, optimize, and deliver scalable software faster while shaping the future of legal technology. They design systems that help industries uncover critical insights, ensure compliance, advance access to justice, and continuously evolve our platform using cloud-native architectures, AI capabilities, and modern developer tooling. Our AI helps power privacy programs, identify confidential information, and detect language indicating misconduct. We are reimagining how legal professionals uncover truth at scale, and engineering is at the heart of that transformation. Job Description And Requirements WHAT YOU’LL DO Design, develop, and operate cloud-based services that enable organizations to manage and process data at scale across multiple platformsBuild full-stack features across .NET/C# backend services, React/JavaScript frontends, and SQL data layers that support core product workflowsBuild and maintain integrations with external systems and internal platform services, including third-party cloud data sources, notification providers, and cross-team APIsPlan and execute service and data migrations, including schema changes, deployment progressions, and feature transitions in live production environmentsApply cloud-native patterns including containerization, event-driven architecture, and infrastructure-as-code to deliver scalable and resilient services on AzureManage and troubleshoot CI/CD pipelines using GitHub Actions and independently deploy team-owned servicesUse observability tooling including structured logging, metrics dashboards, and distributed tracing to investigate production issues and drive system improvementsTriage and remediate security vulnerabilities as part of the team’s ongoing security posture effortsParticipate in on-call rotations, contribute to incident response activities, and complete follow-up work to support continuous improvementCollaborate with engineers, product managers, and adjacent teams to deliver committed sprint work on a regular cadence Required WHAT WE’RE LOOKING FOR Bachelor’s degree or equivalent practical experience3+ years of professional software engineering experienceProficiency in C# and .NET, or a comparable object-oriented language with willingness to ramp up on the stackExperience building and operating cloud-based servicesAbility to work independently through complex features and debug production issues with minimal directionFamiliarity with relational databases and SQL, including schema change management Preferred Experience with JavaScript/TypeScript and React for full-stack developmentWorking knowledge of CI/CD pipeline tooling using GitHub ActionsFamiliarity with observability platforms such as New Relic, Grafana, or equivalent APM and logging toolsExposure to authentication patterns including OAuth2, OIDC, or SAML in enterprise SaaS applicationsExperience building or maintaining integrations with third-party APIs or enterprise SaaS systemsFamiliarity with cloud-native concepts such as containerization, event-driven design, or infrastructure-as-code, with Azure experience preferred WHY WE COULD BE A GREAT FIT Impactful Mission Build systems that help customers organize data, discover the truth, and act on it in high-stakes legal matters. Engineering at Scale Work on distributed, cloud-native systems that process large volumes of data. Cutting-Edge Technology Build with AI, cloud platforms, and scalable architectures shaping legal tech. Growth and Ownership Gain experience owning systems end-to-end across cloud and distributed environments. Collaborative Culture Work in a team focused on knowledge sharing and continuous improvement. Inclusive Environment Diverse perspectives create stronger teams and better outcomes. Compensation And Benefits Competitive salary, benefits, DTO, parental leave, and equity program. Relativity is committed to competitive, fair, and equitable compensation practices. This position is eligible for total compensation which includes a competitive base salary, an annual performance bonus, and long-term incentives. The expected salary range for this role is between following values: 160 000 and 240 000PLN The final offered salary will be based on several factors, including but not limited to the candidate's depth of experience, skill set, qualifications, and internal pay equity. Hiring at the top end of the range would not be typical, to allow for future meaningful salary growth in this position. Required Skills Engineering Principle, Hardware Integration, Innovation, Problem Solving, Process Improvements, Quality Assurance (QA), Research and Development, System Designs, Technical Documents, Troubleshooting