nanog mailing list archives

Re: Programmers with network engineering skills


From: Carlos Martinez-Cagnazzo <carlosm3011 () gmail com>
Date: Mon, 05 Mar 2012 17:27:05 -0200

Scott, I fully agree with you. In fact, I was just commenting on *my*
experiences and never implied that they would / should apply the same
for everyone.

cheers!

Carlos

On 3/5/12 3:53 PM, Scott Helms wrote:
I've played on both sides of the fence of this one, but I think the
key piece is that you have to get enough software engineering for your
tool to fit the life cycle it needs to follow and enough domain
specific knowledge to for the tool to do what it exists to do.  If you
lack *either* of those you're going to suffer either through a tool
that doesn't do what its supposed to or a tool that does everything it
should right *now* but can't be efficiently expanded when the project
scope suddenly expands.  The real challenge is understanding what the
scope of your project is and what it will likely be in ~4 years.  If
its not going to change much then the need for professional software
engineering methodologies & practices is much lower than if you're
going to have to add new features each quarter.  Your target audience
also has a big impact on what you need to do.  Most internal projects
have little need for a professional UI designer, but if you have a
project that's going to touch thousands of people using a range of
PC's and other devices you had better spend a lot of time on UI.

tl;dr I don't think there is a *right* answer to be found because it
depends on the project.


BTW, just replying to Carlos in general not in specific.

On 3/5/2012 11:08 AM, Carlos Martinez-Cagnazzo wrote:
Never said it was *perfect*. But you probably haven't a good (in CV
terms at least) prorgrammer assigned to you but didn't know the
difference between a TCP port and an IP protocol number. Or the
difference between an Ethernet and an IP address.

For me at least (and I grant you that everyone's mileage may vary), it
has been a lot easier to teach networkers to program than the other way
around.

I remember (not very fondly) the time when I was assigned to the team
which was going to write a DNS provisioning system, which was going to
be used by clients to get x.tld domains, and which had to periodically
generate the zone.

A team of programmers, fully into the maintainability, lifecycle,
corporate IT thing was created. They didn't know what a DNS zone was, or
a SOA record, or a CNAME record for that matter. The project failed
before I could bring the matter of AAAA records up. Several tens of
thousands of dollars were spent on a failed project that could have been
saved by a different choice of programmers.

The same problem was solved some two years later by a team composed
mainly of network engineers with one or two corporate IT programmers who
were in charge of ensuring lifecycle and integration with business
systems.

And a programming engineer (even if he/she is by default an
electrical/network engineer) is a far cry from a script kiddie. Sorry to
differ on that.

cheers!

Carlos

On 3/2/12 8:35 PM, Randy Bush wrote:
In my experience the path of least resistance is to get a junior
network engineer and mentor he/she into improving his/hers programming
skills than go the other way around.
and then the organization pays forever to maintain the crap code while
the kiddie learned to program.  right.  brilliant.

Always code as if the guy who ends up maintaining your code will be a
violent psychopath who knows where you live. -- Martin Golding

randy





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