Senior Software Engineer, Box Office Platform

Balyasny Asset Management; Warszawa; On-site; PLN 321,000 - 428,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Pension Contribution

Life Insurance (4x Salary)

Critical Illness Cover

Employee Assistance Programme

Tuition Reimbursement

Work culture focused on innovative/dis

Benefits may vary by location

Job summary

CoreWeave is hiring a Senior Software Engineer for the Box Office Platform to build and operate Go-based services that manage hardware lifecycle across global data centers. You will own APIs connecting data centers, vendors, and internal platforms, ensuring reliability, scalability, and easy integration with partner systems.

You should have 5+ years in production software or infrastructure engineering, strong Go experience, and a background in designing REST/gRPC/GraphQL APIs with observability

Qualifications

• 5 years of experience as a software or infrastructure engineer.
• Proven experience writing production-grade backend services in Go (Golang).
• Experience designing, implementing, and operating APIs using gRPC, GraphQL and REST, including versioning, authentication, and observability.
• Hands-on experience with relational and/or NoSQL databases, including schema design and data modeling.
• Experience designing and implementing container-based microservices and integrating open-source tools.

Responsibilities

• Build and operate Go-based backend services for hardware lifecycle management.
• Own APIs connecting data centers, vendors, and internal platforms.
• Ensure reliability, scalability, and observability of services.
• Collaborate with cross-functional teams to drive resilient solutions.

Skills

Go

Backend services

APIs (gRPC/GraphQL/REST)

Databases

Kubernetes

Containerized microservices

Software engineering

Education

Bachelor's degree in Computer Science or related field

Tools

Kubernetes

gRPC tooling

GraphQL tooling

Job description

CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com. We're proud to be a Living Wage accredited Employer.

What You’ll Do

The Box Office Platform team sits within CoreWeave's Fleet Engineering Organization, which is responsible for the automated provisioning and management of CoreWeave's rapidly growing global fleet of hardware nodes and node types. This team plays a central role in CoreWeave's growth by building the systems that coordinate hardware RMA, data center operations, node repairs, and vendor integrations into a cohesive, highly reliable fleet management engine.

About The Role

As a Senior Software Engineer on the Box Office Platform team, you will build and operate services and automation that power CoreWeave's hardware lifecycle management experience. These Services enable internal stakeholders to manage repairs and remediation of nodes as CoreWeave continues to grow. You'll own Go-based services and APIs that connect our data centers, vendors, and internal platforms, ensuring they are reliable, scalable, and easy to integrate with.

Who You Are

• 5 years of experience as a software or infrastructure engineer building and operating production systems.
• Proven professional experience writing production-grade backend services in Go (Golang).
• Experience designing, implementing, and operating APIs using gRPC and/or GraphQL and REST, including versioning, authentication, and observability.
• Hands-on experience working with databases (e.g., relational and/or NoSQL), including schema design, query optimization, and data modeling to support operational and reporting use cases.
• Experience designing and implementing container-based microservices and integrating open-source tools to customize backend solutions.
• Bachelor's degree in Computer Science, Engineering, or related field.
• Preferred Experience with Kubernetes or similar container orchestration platforms, including deploying and operating backend services on them.
• Experience integrating with third-party and vendor APIs in complex, heterogeneous environments.
• Experience building internal tooling or limited UIs to support backend systems (e.g., operational dashboards or admin interfaces).
• Experience in large-scale physical infrastructure environments (data centers, hardware fleets, or similar).

The base salary range for this role is zł321,000 to zł428,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility). To fulfill our obligation to protect client data, successful applicants offered employment with CoreWeave will be required to complete a basic criminal record check, conducted in compliance with GDPR. Employment offers are conditional upon receiving satisfactory check results.

What We Offer

• Family-level Medical Insurance
• Family-level Dental Insurance
• Generous Pension Contribution
• Life Assurance at 4x Salary
• Critical Illness Cover
• Employee Assistance Programme
• Tuition Reimbursement
• Work culture focused on innovative disruption
• Benefits may vary by location.

Equal Opportunity

CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.

Export Control Compliance

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. 1157, or (iv) asylee under 8 U.S.C. 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.

Job Applications

When you apply to a job on this site, the personal data contained in your application will be collected by CoreWeave UK Ltd. ("Controller"), which is located at Phosphor (6th Floor), 133 Park Street, London, SE1 9EA and can be contacted by emailing [e-mail] . Controller's data protection officer can be contacted at [e-mail] . Your personal data will be processed for the purposes of managing Controller's recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of (i) Regulation (EU) 2016/679 (General Data Protection Regulation ("GDPR") and (ii) the GDPR as it forms part of the laws of the UK ("UK GDPR"), as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment. Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller's behalf. With respect to transfers originating from the UK or the European Economic Area ("EEA") to a country outside the UK or the EEA, we implement the appropriate transfer mechanism(s) and other appropriate solutions to address cross-border transfers as required by applicable law. You may request a copy of the suitable mechanisms we have in place by contacting us at [e-mail] Your personal data will be retained by Controller as long as Controller determines it is necessary to evaluate your application for employment. Where permitted by applicable law, we may also retain your personal data for a limited period after the recruitment process ends in order to consider you for future job opportunities, respond to legal claims, or comply with record-keeping obligations. Under the GDPR and the UK GDPR, you have the right to request access to your personal data, to request that your personal data be rectified or erased, and to request that processing of your personal data be restricted. You also have the right to data portability. In addition, you may lodge a complaint with the relevant supervisory authority: (i) A list of Europe's data protection authorities can be found here ; and (ii) for the UK, this is the Information Commissioner's Office . For additional information, please see our Privacy Policy .