Python Developer Networking Developer Immediate Joiner Only

Calsoft; Bengaluru, Pune District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Calsoft is seeking an experienced Python Developer with strong networking expertise to join our engineering team in Bengaluru. The role focuses on Python development, networking protocols, automation, and troubleshooting to build scalable networking solutions and automate operations.

You will collaborate with cross-functional teams to deliver high-quality products. Responsibilities include developing networking applications, automation tools, and REST APIs, while adhering to best practices and

Qualifications

• Hands-on experience in Python development and networking.
• Strong networking fundamentals and hands-on experience with Layer 2/Layer 3 networks.
• Experience building REST APIs and integrating with network management systems.
• Proficient in Linux environments and scripting.
• Familiarity with common network protocols (TCP/IP, UDP, IPv4/IPv6), DNS/DHCP, SSH, SNMP.

Responsibilities

• Design, develop, and maintain networking applications using Python.
• Develop automation tools for network configuration, monitoring, and troubleshooting.
• Work on Layer 2 and Layer 3 networking protocols.
• Analyze and troubleshoot network-related issues across enterprise environments.
• Develop REST APIs and integrate with network management systems.
• Write clean, maintainable, and well-documented Python code.
• Collaborate with QA, DevOps, and product teams to deliver high-quality solutions.
• Participate in code reviews and follow software development best practices.

Skills

Python development

Networking fundamentals

Layer 2/Layer 3 networking

Rest APIs

Linux

TCP/IP/UDP

DNS/DHCP

SSH/SNMP

Debugging

Git/GitHub

Tools

Docker

Kubernetes

Netmiko

NAPALM

Paramiko

Nornir

Ansible

Git

Job description

Job Description

We are looking for an experienced Python Developer with strong networking expertise to join our engineering team. The ideal candidate should have hands-on experience in Python development, network protocols, automation, and troubleshooting. The candidate will be responsible for developing scalable networking solutions, automating network operations, and working closely with cross‑functional teams to build high‑quality products.

Key Responsibilities

• Design, develop, and maintain networking applications using Python.


• Develop automation tools for network configuration, monitoring, and troubleshooting.


• Work on Layer 2 and Layer 3 networking protocols.


• Analyze and troubleshoot network‑related issues across enterprise environments.


• Develop REST APIs and integrate with network management systems.


• Write clean, maintainable, and well‑documented Python code.


• Collaborate with QA, DevOps, and product teams to deliver high‑quality solutions.


• Participate in code reviews and follow software development best practices.

Required Skills

• 37 years of experience in Python development.


• Strong knowledge of Python, object‑oriented programming, and scripting.


• Good understanding of networking fundamentals.


• Hands‑on experience with:




• Layer 2 & Layer 3 Networking


• TCP/IP, UDP


• IPv4 & IPv6


• VLAN, STP


• Routing & Switching


• DNS, DHCP


• SSH, SNMP




• Experience with REST APIs.


• Familiarity with Linux environment.


• Knowledge of Git/GitHub.


• Good debugging and problem‑solving skills.

Preferred Skills

• Experience with network automation frameworks (Netmiko, NAPALM, Paramiko, Nornir).


• Knowledge of Ansible.


• Experience with Docker and Kubernetes.


• Understanding of cloud networking (AWS/Azure/GCP).


• Exposure to VPN technologies.


• Basic understanding of security protocols such as 802.1X, RADIUS, TACACS+, or AAA.


• Familiarity with CI/CD pipelines