Image of Jen-Po Cheng

Jen-Po Cheng

Site Reliability Engineer @ Tumblr

Software Engineer at Amazon

Brooklyn, New York, United States

Ranked #599 out of 11,986 for Site Reliability Engineer in New York

Section title

Jen-Po Cheng's Email Addresses & Phone Numbers

Jen-Po Cheng's Work Experience

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Site Reliability Engineer

October 2015 to Present

Greater New York City Area

Brightbox, Inc.

Software Engineer

May 2013 to October 2015

Greater New York City Area

Columbia University

Graduate Student

September 2011 to February 2013

Jen-Po Cheng's Education

Columbia University - Fu Foundation School of Engineering and Applied Science

Master of Science Computer Science

2011 to 2013

National Taiwan University

Master of Science Communication Engineering

2007 to 2009

National Taiwan University

Bachelor of Science Electrical Engineering

2003 to 2007

Jen-Po Cheng's Professional Skills Radar Chart

Based on our findings, Jen-Po Cheng is ...

Realistic
Focused
Quiet

What's on Jen-Po Cheng's mind?

Based on our findings, Jen-Po Cheng is ...

52% Left Brained
48% Right Brained

Jen-Po Cheng's Estimated Salary Range

About Jen-Po Cheng's Current Company

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Frequently Asked Questions about Jen-Po Cheng

What company does Jen-Po Cheng work for?

Jen-Po Cheng works for Tumblr


What is Jen-Po Cheng's role at Tumblr?

Jen-Po Cheng is Site Reliability Engineer


What is Jen-Po Cheng's personal email address?

Jen-Po Cheng's personal email address is j****[email protected]


What is Jen-Po Cheng's business email address?

Jen-Po Cheng's business email addresses are not available


What is Jen-Po Cheng's Phone Number?

Jen-Po Cheng's phone (212) ***-*165


What industry does Jen-Po Cheng work in?

Jen-Po Cheng works in the Internet industry.


About Jen-Po Cheng

📖 Summary

Experienced engineer with M.S. degrees in both computer science and communication engineering, pursues a career in IT and Finance (infrastructure) industry. Technical skills: Infrastructure automation (Chef/Vagrant), DevOps, Amazon AWS, Python, Ruby, Bash, C++/C, Unix Networking, OpenSSL, Tor, Network Security, Wireless Network Simulation, Machine-to-Machine Communication, TCP/IP, SSL/TLSSite Reliability Engineer @ From October 2015 to Present (3 months) Greater New York City AreaSoftware Engineer @ Focus on infrastructure software engineering and DevOps: • Developed automated upgrade/web services upon our existing provisioning system, which greatly enhance scalability to kiosk deployment. • Worked with diverse network devices including Ethernet, Wifi and 4G. • Exploited the udev system to enhance the robustness of our products. • Security, Security, Security • Continuous building new infrastructure services with best practices. From May 2013 to October 2015 (2 years 6 months) Greater New York City AreaGraduate Student @ As a C software developer in Network Security Lab, I developed a client-side puzzle scheme onto a typical Openssl SSL/TLS handshake as an extension of the communication protocol used by Tor to achieve availability against CPU-consuming denial-of-service (DoS) attacks From September 2011 to February 2013 (1 year 6 months) Research Assistant @ • Programmed a wireless simulator by C (about 3000 lines of code) for machine-to-machine communication in 3GPP LTE-A networks. • Provided MAC solution for RAN overload problem, work published in IEEE GLOBECOM 2011 Workshop. From November 2010 to August 2011 (10 months) TaiwanCommunication Officer (Lieutenant, Mandatory Military Service) @ • Exercised staff responsibility in planning and executing security policies and manipulating security technologies in Matsu Region. • Led a platoon including 40+ subordinates to maintain radar/radio stations, wideband networks, and telecommunications, and others. From August 2009 to July 2010 (1 year) Funded Research Assistant @ M.S. Thesis, Wireless physical layer integrated security design: • designed a MIMO-OFDM PHY integrated scheme to achieve confidentiality against eavesdroppers without the need for key management in a typical wireless networks, programmed a wireless simulator by C++ (~ 4000 lines of code), work published in IEEE WCNC 2010. Wireless transmission interface of multimedia system (NSC96-2220-E-002-030): • Developed an adaptive joint source and channel encoding C++ simulator (about 4000 lines of code) for real-time compressing wireless multimedia system. • Implemented an integrated and fully automated software simulation platform, which showed the received video quality robust under realistic wireless channel conditions Wireless communication architecture design for very low-power wireless sensors (NSC95-2221-E-002-400): • Proposed collision resolving algorithms including novel designs of sensor waveforms and sensor data detection procedure for RFID Tag identification • Applied Monte Carlo methods to show that a significantly reduction of the sensor data collection time as well as the power consumption; published in 2008 RFID Technology Conference, Taipei From September 2006 to July 2009 (2 years 11 months) TaiwanMaster of Science, Computer Science @ Columbia University - Fu Foundation School of Engineering and Applied Science From 2011 to 2013 Master of Science, Communication Engineering @ National Taiwan University From 2007 to 2009 Bachelor of Science, Electrical Engineering @ National Taiwan University From 2003 to 2007 Jen-Po Cheng is skilled in: C, Java, Python, Network Security, Wireless Networking, C++, TCP/IP protocols, Matlab, Computer Science, Unix, Chef, SQL, OOP, Awk, Regular Expressions


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Jen-Po Cheng's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

1 year(s), 6 month(s)

Jen-Po Cheng's Willingness to Change Jobs

Unlikely

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