Harmonic tech stack

Harmonic builds mostly with Python, C++, Bash, Perl. Its stack also includes Linux, Kubernetes. Linux is named in 18 of the 21 job postings Harmonic published in the last 12 months (86%). Counted by Alion from the job postings of Harmonic, updated Oct 15, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Oct 15, 2026
Technologies in use
36
Postings analysed
21
Open now
20
Modernity
76 /100
New in 6 months
8

What programming languages does Harmonic use?

Python is named in 57% of job postings at Harmonic, followed by C++ (38%), Bash (14%), Perl (5%).

Python 12 57% required in 100% · 11 open now · since Jan 2026
C++ 8 38% required in 100% · 8 open now · since Dec 2025
Bash 3 14% required in 33% · 2 open now · since Apr 2026
Perl 1 5% required in 100% · 1 open now · since Jul 2026

What cloud and platforms does Harmonic use?

Linux is named in 86% of job postings at Harmonic, followed by Kubernetes (62%), AWS (5%), Apache Kafka (5%).

Linux 18 86% required in 83% · 17 open now · since Dec 2025
Kubernetes 13 62% required in 62% · 12 open now · since Jan 2026
AWS 1 5% required in 100% · 1 open now · since Jan 2026
Apache Kafka 1 5% required in 100% · 1 open now · since Oct 2026
Debian 1 5% required in 100% · 1 open now · since Jan 2026
Ubuntu 1 5% required in 100% · 1 open now · since Jul 2026
Anthropic 1 5% optional · 1 open now · since Sep 2026

What developer tools does Harmonic use?

Docker is named in 24% of job postings at Harmonic, followed by Wireshark (24%), Jenkins (14%), Tcpdump (10%).

Docker 5 24% required in 60% · 4 open now · since Apr 2026
Wireshark 5 24% required in 40% · 4 open now · since Apr 2026
Jenkins 3 14% required in 33% · 2 open now · since Jan 2026
Tcpdump 2 10% required in 100% · 1 open now · since Apr 2026
Copilot 2 10% required in 50% · 2 open now · since Jan 2026
Argo Workflows 1 5% required in 100% · 1 open now · since Jan 2026
ArgoCD 1 5% required in 100% · 1 open now · since Jan 2026
Claude Code 1 5% required in 100% · 1 open now · since Jan 2026
Show all (11)
Helm1
Terraform1
Model Context Protocol1

What AI and ML technologies does Harmonic use?

LLM is named in 5% of job postings at Harmonic, followed by Claude (5%).

LLM 1 5% required in 100% · 1 open now · since Jan 2026
Claude 1 5% optional · 1 open now · since Sep 2026

Which engineering practices does Harmonic ask for?

BGP is named in 19% of job postings at Harmonic, followed by MPLS (19%), OSPF (19%), CI/CD (14%).

BGP 4 19% required in 25% · 4 open now · since Sep 2026
MPLS 4 19% required in 25% · 4 open now · since Sep 2026
OSPF 4 19% required in 25% · 4 open now · since Sep 2026
CI/CD 3 14% required in 33% · 2 open now · since Jan 2026
VLAN 3 14% optional · 3 open now · since Sep 2026
TCP/IP 2 10% required in 100% · 2 open now · since Jul 2026
AI Agents 1 5% required in 100% · 1 open now · since Sep 2026
DHCP 1 5% required in 100% · 1 open now · since Oct 2026
Show all (12)
SLI/SLO/SLA1
Self-Healing1
VPN1
NIST AI RMF1

What does each Harmonic team work with?

The technologies each team's postings require most often, with the number of postings that require them.

Backend

5 postings
C++5
Kubernetes5
Linux5
Python5
Docker2

QA

4 postings
Linux3
Python3
Tcpdump2
Wireshark2

Industrial Engineering

3 postings
C++3
Linux3
Python2

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How is the Harmonic stack changing?

Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.

First appeared
BGPSep 2026
MPLSSep 2026
OSPFSep 2026
VLANSep 2026
TCP/IPJul 2026
DockerApr 2026
WiresharkApr 2026
BashApr 2026

How modern is the Harmonic stack?

Cutting-edge AI adopter 76/100

Harmonic scores 76 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.

How common is the Harmonic stack in its industry?

Share of the 422 companies in the same industries, whose stack Alion knows, that use each technology.

Linux37%
Kubernetes28%
Python45%
C++18%
Bash14%
AWS30%
Anthropic3%
Apache Kafka17%
Claude13%
Debian3%

Questions about the Harmonic tech stack

What programming languages does Harmonic use?

The languages named in Harmonic job postings are Python (57%), C++ (38%), Bash (14%), Perl (5%), as a share of the 21 postings of the last 12 months.

Does Harmonic use Linux?

Yes. Linux is named in 18 of 21 job postings (86%) and required in 15 of them.

What cloud and platforms does Harmonic use?

The cloud and platforms named in Harmonic job postings are Linux (18), Kubernetes (13), AWS (1) (postings in brackets).

What skills do you need for a Backend job at Harmonic?

Backend postings at Harmonic most often require C++ (5), Kubernetes (5), Linux (5), Python (5), out of 5 postings in the last 12 months.

Is the Harmonic tech stack changing?

Yes. BGP, MPLS, OSPF, VLAN first appeared in Harmonic job postings in the last six months.

How modern is the Harmonic tech stack?

Harmonic scores 76 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.

How does Alion know the Harmonic tech stack?

Alion reads every job posting Harmonic publishes and tags the technologies each one names. The figures on this page count the 21 postings of the last 12 months and were updated on Oct 15, 2026.

Method and citation

Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count

Alion, "Harmonic tech stack: 36 technologies from 21 job postings", as of Oct 15, 2026. https://alion.io/company/harmonic/technologies

Licence: CC BY-SA 4.0JSON