Curriculum Vitae
Curriculum Vitae
June 7, 2008
Name: Han-Wen Nienhuys
Sex: Male
Nationality: Dutch
Driving license: yes
E-mail: hanwen@xs4all.nl
WWW: http://www.xs4all.nl/~hanwen/
Objective
To take on new challenges.
To simplify complex problems.
To share knowledge.
Professional interests
Software design and implementation, mathematical modeling techniques, numerical algorithms, linear algebra, music representation, digital typography.
Education
Formal education
PhD, Institute for Information and Computing Sciences, Utrecht University. 2003.
Engineering degree in applied mathematics (MSc equivalent, cum laude). Technical University Eindhoven, 1998. Graduation topic: analysis.
Courses
ASCI Course on Visualization and Virtual Reality, 2001. (ASCI is a Dutch graduate school)
Skills
Expert in: program design, coding and software engineering.
Programming language experience: C (1991-now), C++ (1996-now), Python (1998-now), Scheme (2000-now), Java (2000-2002) years, Quill (2004; Certified Quintiq Specialist).
Working knowledge of: Unix programming, Emacs, OpenGL, Java3D, Autoconf, Make, HTML, (Fedora) Linux, CVS, darcs, LATEX, METAFONT, Cocoa development, PostScript, Pango, SVG, PDF, LISP, Unicode.
Proficient at: giving presentations, scientific writing, and technical writing.
Languages: Dutch (native), English (fluent, readingand writing), Portuguese (speaking fluently, reasonable reading) German (reasonable reading), French (basic reading).
Work experience
March 2007-present
Software Engineer, at Google Engineering Brazil.
March 2005-August 2006
Freelance consultant, owner of LilyPond Software Design (http://lilypond-design.com)
April 2004-February 2005
Consultant Advanced Planning & Scheduling and Software Engineer, at Quintiq Applications B.V.
Mar-Jun, 2003
Junior researcher at Utrecht University, Institute of Information and Computing Sciences.
1998-2003
Research assistant/PhD. student at Utrecht University, Institute of Information and Computing Sciences.
1996
Intern at the R&D department of Océ-Nederland B.V., writing software to simulate heat diffusion.
Teaching assistant for undergraduate courses in imperative programming and data structures (1998-2001).
Co-supervised MSc. student thesis-work. (2002 and 2005/2006)
Refereed for Algorithmica, special issue on shape algorithmics (2002), IEEE Transactions on Visualization and Computer Graphics (2004).
Software written
Open source:
1996-now
LilyPond, http://lilypond.org: automated professional music typography. Design, implementation (80kloc C++, 23kloc Scheme, Python, METAFONT), cooperative development, automated testing, quality assurance, user support, documentation, web-site design, and scientific dissemination.
I am the main author in this team project.
2006
GUB, a cross-compilation environment under Unix for creating and distributing binaries for MacOS, Windows and Unix. Design, implementation, cooperative development, quality assurance. (Python, autotools, darcs, git).
I am one of the two authors.
1999-2002
Salmon, Bazzoen, Artisjokke: interactive finite element simulations for tetrahedral meshes using non-linear elasticity. Design, implementation (C++, OpenGL), and validation. Sole author.
2002
A rewrite of a mark & sweep garbage collector for a Scheme interpreter (C). Accepted into GNU GUILE distribution. Sole author.
2002
Meshugge: cutting in Delaunay triangulations. Design, implementation (C++, OpenGL) and scientific dissemination. Sole author.
1999
Reimplementing Makefile function-calls (C), adding support for $(call) and $(if) functions. Accepted into GNU Make distribution. Sole author.
1993-1995
Rayce: a ray tracer. Design, implementation (C and C++) and documentation. Sole author.
Miscellaneous tools and patches: darcs2git (convert Darcs to git repositories), mftrace (trace Metafont bitmaps into scalable fonts).
Proprietary software:
2004
Quintiq Logistics Planner Industry Solution. (Quill, Quintiq Application Suite)
Adapting a prototype OO model for road-transport to a real world situation, and successful roll-out with a customer. OO Design, performance troubleshooting, customer contact, UI design. Work in cooperation with a Business Consultant.
1996
Waddif: simulation of heat-diffusion in layered media. Design, implementation (C and LINPACK) and validation. Sole author.