Python Lead

2 days ago
Toronto, Ontario, Canada Kumaran Systems Full-time
Key Responsibilities
•  Design and develop backend services and automation tooling in Python 3.x.
•  Build and consume RESTful APIs using FastAPI / Flask / Django.
•  Operate services on Linux (RHEL / Ubuntu / CentOS); manage users, groups, sudoers and file
permissions.
•  Write robust Bash / shell scripts for deployment, scheduling (cron / systemd timers) and
housekeeping.
•  Package, deploy and monitor services using systemd units, journald and standard Linux tooling.
•  Diagnose production issues using strace, lsof, top, iotop, ss, tcpdump and log analysis.
•  Collaborate with DevOps on CI/CD, container builds and server hardening.
Must-Have Skills
•  7+ years of production Python development (3.9+).
•  Strong Linux administration: file system, processes, networking, systemd.
•  Deep understanding of sudo and /etc/sudoers — privilege delegation, NOPASSWD rules, security
implications.
•  Proficient in Bash scripting, cron, logrotate and SSH-based automation.
•  REST API frameworks: FastAPI, Flask or Django REST Framework.
•  Oracle database experience — PL/SQL, stored procedures, query tuning; cx_Oracle / oracledb
driver and SQLAlchemy ORM.
•  Virtual environments, pip / poetry, packaging and dependency hygiene.
•  Git-based workflows and code-review discipline.
Good-to-Have Skills
•  Containerization — Docker, Docker Compose, basic Kubernetes.
•  Configuration management (Ansible) or IaC (Terraform).
•  Message brokers — RabbitMQ, Kafka, Redis Streams.
•  Observability stack — Prometheus, Grafana, ELK.
•  Async Python (asyncio, aiohttp) and concurrency tuning.
•  Cloud exposure — AWS or Azure for compute, storage and secrets.
Qualifications
Page 2
Job Descriptions – .NET & Python
•  Bachelor's/Master's in Computer Science, Engineering or equivalent.
•  Comfortable owning services end-to-end — from code to production support.
•  Strong problem-solving on Linux and clear technical communication.

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