Jane Street is looking to hire great software developers with aninterest in functional programming. OCaml, a statically typedfunctional programming with similarities to Haskell, Erlang, F# andSML, is our language of choice. We've got the largest team of OCamldevelopers in any industrial setting, and probably the world's largestOCaml codebase. We use OCaml for running our entire business,supporting everything from research to systems administration totrading systems. If you're interested in seeing how functionalprogramming plays out in the real world, there's no better place.The atmosphere is informal and intellectual. There is a focus oneducation, and people learn about software and trading, both throughformal classes and on the job. The work is challenging, and you get tosee the practical impact of your efforts in quick and dramatic terms.Jane Street is also small enough that people have the freedom to getinvolved in many different areas of the business. Compensation ishighly competitive, and there's a lot of room for growth.You can learn more about Jane Street and our technology from our mainsite, http://janestreet.com. You can also look at a a talk givenat CMU about why Jane Street uses functional programming(http://ocaml.janestreet.com/?q=node/61), our programming blog(http://ocaml.janestreet.com), and some papers we've written about ourexperience using functional programming in the real world(http://janestreet.com/technology/articles.php)We also have extensive benefits, including:* 90% book reimbursement for work-related books* 90% tuition reimbursement for continuing education* Excellent, zero-premium medical and dental insurance* Free lunch delivered daily from a selection of restaurants* Catered breakfasts and fresh brewed Peet's coffee* An on-site, private gym in New York with towel service* Kitchens fully stocked with a variety of snack choices* Full company 401(k) match up to 6% of salary, vests immediately* Three weeks of paid vacation for new hires in the US* 16 weeks fully paid maternity/paternity leave for primary caregivers, plus additional unpaid leaveMore information at http://janestreet.com/workplace/benefits.php