HMH Labs - Boston
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Our mission is to empower a revolution in publishing and education.  
Are you a talented engineer interested in building something great?
Multiple software engineering positions open:
Principal Engineer - <a href="http://careers.hmhco.com/jobsearch/job-details/principal-software-engineer/7865/" >
Sr Software Engineer - <a href="http://careers.hmhco.com/jobsearch/job-details/sr-software-engineer/7889/" >
Software Engineer - <a href="http://careers.hmhco.com/jobsearch/job-details/software-engineer/7890/" >
Ask HN: Who is hiring? (February 2015)