Senior Developer
Anywhere
Category: Delivery Leader
Industry: Manufacturing
Workplace Type: Remote
Reference ID: JN -052026-106844
Date Posted: 05/10/2026
Shortcut: http://careers.eliassen.com/Jjgb5o
Description:Remote
Our client seeks a Senior Developer to design, build, and maintain backend services in Rust and .NET/C#. The role focuses on event-driven architecture with Kafka, resilient RESTful and background services, and data-intensive processing across PostgreSQL, TimescaleDB, and Neo4j. The position requires hands-on production experience with distributed systems, event sourcing, CQRS, and robust testing practices.
This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $95.00 to $85.00/hr. w2
Responsibilities:
- Design, build, and maintain backend services in Rust and .NET/C#.
- Develop REST APIs, background services, event consumers, and data processing workers.
- Implement and maintain event-driven services using Kafka, including topic consumption and consumer group management.
- Implement retry, dead-letter handling, and idempotent message processing.
- Validate event schemas and manage event versioning.
- Apply exactly-once or effectively-once processing patterns where appropriate.
- Work with PostgreSQL, TimescaleDB, and Neo4j based on use case.
- Build projection and read models using event sourcing and CQRS.
- Develop containerized services with unit and integration tests.
Experience Requirements:
- Production experience with Rust and .NET/C#.
- Kafka, event sourcing, CQRS, and projection/read-model development.
- PostgreSQL, TimescaleDB, and Neo4j.
- Distributed systems and backend API development.
- Containerized services and automated testing.
- Rust: async Rust, Tokio or similar runtime, error handling patterns, traits and generics, Serde, API or worker development, Kafka client usage, PostgreSQL integration.
- .NET: .NET 8 or later preferred, C#, Minimal APIs or ASP.NET Core, hosted services, dependency injection, EF Core or Dapper, clean architecture, Kafka and PostgreSQL integration.
- Preferred: Dapr, Kubernetes or AKS, Docker, OpenTelemetry, Grafana/Loki/Tempo/Prometheus, EventStoreDB or similar, schema registries, Avro/Protobuf/JSON Schema, replayable projection pipelines, domain-driven design, high-volume data ingestion, experience with manufacturing, ERP, supply chain, finance, or IoT systems.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above