Senior Backend Engineer (Python)

An Introduction to Codal

Codal is an award-winning web design and development consultancy that helps enterprise organizations solve complex problems and accelerate growth through elegant, data-driven digital solutions. Our areas of expertise include application modernization, eCommerce, UX/UI design, product strategy, data analytics, and artificial intelligence.

At Codal, you’ll collaborate with some of the most innovative organizations in the world and work on cutting-edge technologies that push the boundaries of design and software development. You’ll also be part of a community that promotes long-term success, not just for our clients but for each other. We’ll help you develop a professional roadmap that takes your career to new heights.

Who You’ll Be Working With

You’ll join our engineering team, collaborating closely with designers, product managers, and other developers to architect scalable, high-performing headless content management solutions. You’ll work with enterprise clients to shape technical strategy, guide best practices, and ensure seamless integration with their broader digital ecosystems.

Responsibilities

• Architecting, developing, and maintaining backend systems and APIs using Python and modern frameworks such as Django, FastAPI, or Flask.

• Designing clean, modular, and performant application architectures aligned with Codal’s engineering best practices.

• Implementing integrations with third-party APIs, databases, and internal systems.

• Building and optimizing data models, schemas, and queries for relational and NoSQL databases.

• Leading backend development efforts within your project team, ensuring clean, maintainable, and performant code.

• Reviewing code and mentoring junior-level engineers, helping raise the bar for backend quality and consistency.

• Owning delivery from concept to deployment, contributing to sprint planning, estimation, and release readiness.

• Staying ahead of emerging backend technologies, frameworks, and best practices — and advocating for their adoption where relevant.

What you’ll need to be successful

• 4+ years of professional experience developing backend systems with Python.

• Proficiency with one or more modern frameworks (Django, FastAPI, or Flask).

• Strong understanding of RESTful API or GraphQL design principles.

• Experience working with databases such as PostgreSQL, MySQL, or MongoDB.

• Strong understanding of asynchronous programming, microservices, and event-driven architectures.

• Familiarity with containerization and orchestration tools (Docker, Kubernetes).

• Familiarity with CI/CD pipelines, Git-based workflows, and Agile methodologies.

• Strong debugging, optimization, and performance-tuning skills.

• Excellent communication and collaboration abilities, with experience working in cross-functional teams.

Preferred Qualifications

• Experience with cloud platforms (AWS, GCP, or Azure), including Lambda or serverless architectures.

• Exposure to message queues (Kafka, RabbitMQ, AWS SQS) or pub/sub models.

• Exposure to data engineering concepts, ETL pipelines, or API integrations with analytics tools.

• Familiarity with testing frameworks (Pytest, Unittest, Jest, Mocha, Supertest, etc.).

• Experience developing APIs for eCommerce, healthcare, or data-driven applications.

• Background in API versioning, rate limiting, and performance tuning for high-traffic systems.

Need another reason to hit the “apply” button?

• Codal is a global agency with over 200 employees, and offices in the US, UK, and India

• We regularly host happy hours, dinners, excursions, and other company events to unwind after a hard day at work

• Office snacks and drinks + a fancy Bevi water machine with flavored water

• We offer Medical, Life, Dental/Vision, and many more insurance types

• Employer 401k match - 4%

• A recreational group that regularly competes in city leagues for softball and volleyball

• An office in the heart of downtown Chicago with a gym, food court, Walgreens, rooftop bar, outdoor sports court, and other amenities

• Working hybrid for in-person collaboration and sprint-planning days

Note: Codal only communicates with candidates through official @codal.com email addresses. We never request payment during the hiring process. Please be vigilant regarding recruitment scams.

At Codal, we are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender, gender identity or expression, or veteran status. We are proud to be an equal opportunity workplace.