phone#: 1-617-460-3643 | e-mail: hellertime@gmail.com | github: github.com/hellertime
I am a problem-solver with over a decade of experience in the Information Retrieval field.
Experience designing and implementing distributed-databases, inverted-index search engines, hosted-search web applications, Adobe Flex based GUIs.
I pride myself in taking a pragmatic approach to software development and focusing on how software development aligns with business objectives.
Advanced Analytics Division
Text Analytics R&D
Cambridge, MA 2000-Present
- Responsible for the multitenancy architecture.
- Extended search engine technology to enable cross-token wildcard search.
- Developed a GUI plugin format, which enabled faster time-to-completion for new interface components.
- Created technology demos using Information Retrieval Studio, notable projects include a Bayesian-classification pipeline and a source-code search engine.
PicoSearch Hosted Search Engine www.picosearch.com
-
Lead developer of site back end.
-
Created a multitenant data-logging server for storing arbitrary metrics without the need for a data schema.
-
Designed and developed a distributed, replicated key-value database.
- Responsible for the design of the inter-node control protocol, and the node query protocol.
- Designed a group discovery protocol for node boot-up, allowing nodes to join a group without apriori knowledge of peers.
- Responsible for client API implementations in Python and Perl.
-
- Developed an incremental, off-site backup system. Copy-on-write architecture minimized backup resource consumption.
- Created a software delivery web application, which was used by customers to download software from unforgeable, time-expiring links.
Internal Technical Support
Franklin, MA 1999-2000
Worked with company employees and internal IT department, providing round-the-clock monitoring of services and resolving technical issue which arose daily.
I develop free software as a hobby, and currently host it on GitHub: github.com/hellertime