Advanced Software Engineer (.NET)

Posted 19 Days Ago
Be an Early Applicant
Kraków, Małopolskie, POL
In-Office
160K-240K Annually
Mid level
Legal Tech • Software
Organize data. Discover the truth. Act on it.
The Role
Design, build, and operate scalable backend storage services for RelativityOne using C#/.NET and Azure. Develop Blob Storage and Cosmos DB solutions, gRPC and REST APIs, multi-tenant capabilities, lifecycle management, access controls, and observability. Participate in architectural design, production troubleshooting, incident response, roadmap planning, and on-call rotations while collaborating with product engineering, SRE, and security teams.
Summary Generated by Built In

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
The Unstructured Storage Services team is part of Data Intelligence Foundation and is responsible for delivering core data capabilities that power RelativityOne. The team provides self-serve, reliable unstructured storage services for product engineering teams and external customers, enabling teams to move faster without rebuilding storage, reliability, and operational tooling.
The team designs and operates cloud-native storage capabilities built on Azure technologies, partnering closely with product engineering, SRE, operations, and security teams to improve developer experience, reduce operational burden, and deliver scalable platform services.
ABOUT THE ROLE
As an Advanced Software Engineer (.NET) on the Unstructured Storage Services team, you will design and build cloud-native storage capabilities that power RelativityOne. You will develop backend API-first services that are scalable, resilient, secure, and cost-aware while leveraging Azure storage technologies such as Blob Storage and Cosmos DB.
You will help evolve shared storage platform capabilities that support multi-tenancy, lifecycle management, performance optimization, and operational excellence across Relativity's cloud platform.

Job Description and Requirements

WHAT YOU’LL DO


  • Design, build, and operate backend services for unstructured storage in RelativityOne using C#/.NET with a focus on reliability, scalability, security, and performance.
  • Implement and evolve Azure-based storage solutions, including Blob Storage and Cosmos DB, with lifecycle policies, multi-tenant isolation, access controls, and cost optimization.
  • Design and implement service-to-service communication using gRPC, including Protocol Buffers, contract versioning, streaming, deadlines, retries, and REST APIs.
  • Lead and participate in technical design reviews, document architectural decisions, and promote cloud-native storage patterns across engineering teams.
  • Troubleshoot and resolve production issues, identify reliability and performance risks, and drive operational improvements through instrumentation, automation, and enhanced playbooks.
  • Contribute to the storage platform roadmap by evaluating technologies and recommending improvements aligned with business objectives and long-term platform evolution.
  • Collaborate with product engineering, SRE, and security teams to deliver solutions end-to-end and improve developer experience.
  • Participate in on-call rotations and incident response activities to maintain service health and support customers.

WHAT WE’RE LOOKING FOR


Required

  • 3+ years of software engineering experience in backend services, distributed systems, or data/platform engineering.
  • Strong C#/.NET (Core) development skills.
  • Hands-on experience designing and implementing cloud-native storage solutions in Azure, AWS, or GCP, with Azure preferred.
  • Understanding of distributed storage fundamentals, including partitioning, consistency models, data access patterns, and performance optimization.
  • Experience with CI/CD practices and tools such as GitHub Actions and deploying production services.
  • Fluent English with strong written and verbal communication skills.
  • Experience working within Agile methodologies such as Scrum or Kanban.

Preferred

  • Experience with Azure Blob Storage and Cosmos DB.
  • Experience designing and implementing gRPC services and distributed service communication.
  • Experience with multi-tenant platforms, storage lifecycle management, and access control models.
  • Familiarity with service observability, operational excellence, and incident response practices.
  • Experience optimizing large-scale storage systems for performance, reliability, and cost efficiency.

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

Skills Required

  • 3+ years of software engineering experience in backend services, distributed systems, or data/platform engineering
  • Strong C#/.NET Core development skills
  • Hands-on experience designing and implementing cloud-native storage solutions in Azure, AWS, or GCP; Azure preferred
  • Understanding of distributed storage fundamentals, including partitioning, consistency models, data access patterns, and performance optimization
  • Experience with CI/CD practices and tools such as GitHub Actions, including production service deployment
  • Fluent English with strong written and verbal communication skills
  • Experience working with Agile methodologies such as Scrum or Kanban
  • Experience with Azure Blob Storage and Cosmos DB
  • Experience designing and implementing gRPC services and distributed service communication
  • Experience with multi-tenant platforms, storage lifecycle management, and access control models
  • Familiarity with service observability, operational excellence, and incident response practices
  • Experience optimizing large-scale storage systems for performance, reliability, and cost efficiency
  • Quality assurance, system design, technical documentation, troubleshooting, problem solving, and process improvement skills

Relativity Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Relativity and has not been reviewed or approved by Relativity.

  • Leave & Time Off Breadth — Time off options include discretionary time off and two company‑wide breaks each year, providing additional recharge time.
  • Healthcare Strength — Health coverage includes comprehensive medical, dental, and vision plans, telehealth access, and wellness resources such as a Headspace subscription.
  • Parental & Family Support — North America offers up to 12 weeks of fully paid parental leave, with comparable regional programs in EMEA and APAC.

Relativity Insights

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The Company
HQ: Chicago, IL
1,550 Employees
Year Founded: 2001

What We Do

At Relativity, we build innovative and comprehensive tools for making sense of unstructured data. When more people can find the facts in mountains of documents, emails, and texts, more legal and data-centric matters can be resolved equitably. Join us in our mission to help our customers organize data, discover the truth, and act on it. Relativity makes software to help users organize data, discover the truth and act on it. Its SaaS product, RelativityOne, manages large volumes of data and quickly identifies key issues during litigation and internal investigations. Relativity has more than 300,000 users in approximately 40 countries serving thousands of organizations globally primarily in legal, financial services and government sectors, including the U.S. Department of Justice and 198 of the Am Law 200. Relativity does not tolerate racism or discrimination of any kind. We do not accept unfair treatment of any person or group of people. We’re committed to advocating for change to make our world a more inclusive, just place.

Why Work With Us

We believe in our team members and we want to help you own your career as part of a community of values-driven people who help customers around the world solve complex data challenges. At Relativity, you’ll take on challenging work, but you’ll also partner with talented colleagues and pursue plenty of learning and development opportunities.

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