Senior Production Engineers 

OCaml Experience

Jane Street Group, LLC has multiple openings for the position of Senior Production Engineer in New York, NY.

The position duties are as follows: Responsible for centralizing support functions for the Jane Street technology groups by providing both live support to resolve technology issues and work on software projects designed to improve support infrastructure on a rotational basis. Day-to-day duties include: 

• Work in all parts of the software lifecycle, including gathering requirements, design, documentation, management of code review, creation of testing plans, as well as implementation and management of deployment and monitoring of the resulting software systems; 
• Develop software in OCaml as part of the trading and operational infrastructure for a proprietary trading company; 
• Analyze and respond in real-time to novel incidents arising from the firm's technological infrastructure, and coordinate with users and developers of the software to work on operational aspects, such as deployment and management of the firm's systems; 
• Perform routine operational work to handle problems arising from the firm's technological infrastructure; 
• Proactively identify, propose, and implement improvements to the production environment, including infrastructure optimization, reliability enhancements, and operational efficiency gains; and 
• Train junior engineers, interns, and other stakeholders. 

The position requires a 3 or 4 year Bachelor’s degree or foreign equivalent plus a minimum of two (2) years of experience in any occupation in which an individual gains experience developing and supporting software. Experience must include: 

• One (1) year of experience developing software using OCaml, including utilizing algebraic data types and pattern matching, applying functional programming principles, implementing concurrent operations, and optimizing code based on understanding of OCaml's runtime behavior; 
• One (1) year experience managing software release cycles and software QA processes; 
• One (1) year experience using the Mercurial distributed version control system; 
• One (1) year experience using asynchronous programming, typeful software design, and monadic programming; 
• One (1) year experience programming on the Linux platform, including working with network programming and scripting tools; 
• One (1) year of experience navigating the use of on-premises servers; 
• One (1) year of experience operating, supporting, and building distributed state machines; and 
• One (1) year experience monitoring production trading systems, responding to alerts, and participating in on-call rotations. 
• All technical requirements for this role may be subject to employer conducted testing to assess minimum proficiency. 

Part time telecommuting may be permitted with manager approval. 

Ref SPE26