Principal Software Engineer - Backend

Dubizzlelabs; Karachi Division; On-site; PKR 2,500,000 - 5,000,000; Full time

Job summary

Dubizzle Labs is expanding its Pakistan office in Karachi and seeks an senior backend engineer with 8+ years of experience in Python. You will own the design and delivery of world-class API services, work with cloud infrastructure (AWS), and mentor peers in a high-growth environment.

You will lead architecture discussions, drive releases, and ensure reliable, scalable web product performance across large-scale systems. Strong testing and code review practices are required.

Qualifications

• 8+ years of professional back-end software engineering experience; Python preferred.
• Experience with Cloud hosted infrastructure and Technologies; AWS preferred.
• Prior experience with Kubernetes & Docker will earn brownie points.
• Experience working on high-traffic and large-scale web products is preferred.
• Experience with web infrastructure, SOA, distributed systems, performance analysis, search infrastructure.
• Mastery of testing methodologies (unit tests, component tests, integration tests, etc.).

Responsibilities

• Hit the ground running - Gather up-to-date and in-depth understanding of the code base and technologies stack within weeks.
• Lead planning sessions around new product features, deliver detailed roll-out/roll-back strategies for releases.
• Research and apply industry trends as part of daily work.
• Create unit tests in accordance with established standards to cover assigned work.
• Write and maintain exemplary code following coding practices.
• Actively contribute in post-release maintenance issues.
• Develop elegant solutions for complex problems.
• Pioneer reliability and efficiency of current code base and platforms.
• Impact on the direction and scope of the technical vision within your stream.
• Provide mentoring in peer-programming environments and guide on tasks of varying complexity.
• Code review all major pull requests, defining programming standards and providing feedback.
• Design and delivery of multiple REST based APIs and exposure to Service Oriented Architecture.
• Push back requirements when incomplete.
• Handle the entire software development life cycle, end to end.
• Lead product planning meetings and architect solutions within your stream.

Skills

Python

Backend development

REST APIs

SOA

Asynchronous programming

Caching strategies

CI/CD

Testing

Mentoring

Code review

Tools

AWS

Kubernetes

Docker

Job description

At Dubizzle Labs, we are looking to further expand our Pakistan office of already 400+. We are most interested in bringing on board colleagues who love to learn, perform, and teach. We are building a high-quality engineering environment with a super focus on delivering value to customers. Your primary responsibility would be to build world-class suite products to support the hyper-growth of our businesses in 10 countries.

Responsibilities:

• Hit the ground running - Gather up-to-date and in-depth understanding of the dubizzle code base and technologies stack within weeks;
• Lead planning sessions around new product features, deliver detailed roll-out/roll-back strategies for releases.
• Research and apply industry trends as part of your daily work;
• Create unit tests in accordance with our established standards to cover assigned work;
• Write and maintain exemplary code following dubizzle’s programming practices;
• Actively contribute in post-release maintenance issues;
• Develop elegant solutions for complex problems;
• Pioneer reliability and efficiency of our current code base, platforms and/or core systems;
• Impact on the direction and scope of dubizzle’s technical vision within your stream;
• Work in a mentoring capacity within a peer-programming environment and provide guidance on tasks, irrespective of complexity or scale;
• Code review all major pull requests, defining programming standards and providing constructive feedback.
• Design and delivery of multiple REST based APIs and previous exposure to Service Oriented Architecture;
• Capacity to push back requirements when incomplete;
• Handle the entire software development life cycle, end to end
• Lead product planning meetings and architect solutions within your stream;

Requirements:

• 8+ years of professional back-end software engineering experience; Python preferred;
• Experience with Cloud hosted infrastructure and Technologies; AWS preferred;
• Prior experience with Kubernetes & Docker will earn you brownie points;
• Experience working on high-traffic and large-scale web products is preferred;
• Experience with web infrastructure, SOA, distributed systems, performance analysis, search infrastructure;
• Been on at least one “death march” and know exactly why some things are to be avoided;
• Strong understanding of design patterns including asynchronous programming, queuing, logging, security and persistence;
• Mastery of different caching layers and strategies including memcached;
• Good understanding of build process management and continuous integration;
• Mastery of testing methodologies (unit tests, component tests, integration tests, etc.);