Senior Python Developer - FastAPI & Microservices

Python Developer | FastAPI | Microservices & Cloud Deployment | CI/CD & Containerization

Job Summary

Synechron is seeking a highly skilled Python Developer specializing in FastAPI and microservices architecture to lead the development of scalable backend solutions. This role involves designing and implementing high-performance APIs, collaborating with cross-functional teams to integrate systems, and ensuring robust, secure, and maintainable code. The developer will contribute to architectural decisions, mentor junior team members, and leverage emerging technologies to drive innovation and operational excellence aligned with business objectives.

Software Requirements

Required:

• Extensive experience with Python (version 3.7+) for building scalable RESTful APIs.

• Proven expertise with FastAPI framework for developing production-grade APIs.

• Strong understanding of SQL and NoSQL databases (e.g., PostgreSQL, MongoDB).

• Familiarity with ORM libraries such as SQLAlchemy.

• Hands-on experience with containerization tools like Docker.

• Experience with CI/CD pipelines using tools such as Jenkins, GitLab CI, or GitHub Actions.

• Knowledge of cloud deployment environments, preferably AWS or Azure.

Preferred:

• Exposure to Kubernetes or other container orchestrators.

• Experience with serverless architectures (e.g., AWS Lambda).

• Familiarity with Python testing frameworks like pytest.

Overall Responsibilities

• Design, develop, and maintain scalable backend microservices and APIs using Python and FastAPI.

• Collaborate with front-end teams, product managers, and other stakeholders to define API specifications and integration points.

• Ensure APIs are secure, high-performing, and adhere to best practices in software architecture and security.

• Conduct code reviews, optimize existing code, and uphold coding standards to maintain high-quality deliverables.

• Automate deployment, testing, and infrastructure provisioning processes to support continuous integration and deployment.

• Monitor application performance, troubleshoot issues, and optimize REST API endpoints for efficiency.

• Document API specifications, technical designs, and operational procedures.

• Evaluate new frameworks, tools, and methodologies to improve architecture and workflows.

Performance outcomes:
Deliver robust, scalable, and secure backend services that support fast, reliable, and maintainable applications aligned with organizational goals.

Technical Skills (By Category)

Programming Languages:

• Essential: Python 3.7+

• Preferred: Additional scripting or programming languages such as JavaScript

Frameworks & Libraries:

• Essential: FastAPI, SQLAlchemy, REST API design, Asyncio for asynchronous programming

• Preferred: GraphQL, Celery for background tasks

Databases & Data Management:

• Essential: SQL (PostgreSQL, MySQL), NoSQL (MongoDB)

• Preferred: Redis, DynamoDB

Cloud Technologies:

• Preferred: AWS (Lambda, EC2, S3), Azure, or GCP for deployment and hosting

Development Tools & Methodologies:

• Essential: Git, CI/CD tools (Jenkins, GitHub Actions, GitLab CI), Docker

• Preferred: Kubernetes, Helm, Terraform

Security & Compliance:

• Knowledge of API security (OAuth2, JWT), data encryption, access controls

Experience Requirements

• Minimum of 7+ years supporting Python backend development in enterprise environments.

• Proven experience developing RESTful APIs using FastAPI in production settings.

• Demonstrated success in building scalable, secure microservices architectures.

• Experience integrating APIs with front-end applications and other systems.

• Prior experience with containerization, CI/CD, and cloud deployment strategies.

• Exposure to agile development environments and cross-functional team collaboration.

Day-to-Day Activities

• Develop, test, and deploy REST APIs and backend microservices using Python and FastAPI.

• Collaborate regularly with product, front-end, and DevOps teams to ensure seamless integration and deployment.

• Conduct code reviews, optimize code for performance, and implement security best practices.

• Troubleshoot production issues, perform root cause analysis, and resolve performance bottlenecks.

• Automate deployment pipelines, infrastructure provisioning, and testing workflows.

• Monitor system health, review logs, and plan capacity enhancements.

• Document APIs, architecture design, and operational procedures for ongoing support.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field.

• 7+ years of experience in Python backend engineering, with a focus on API development.

• Proven expertise with FastAPI and modern microservices architecture.

• Experience deploying applications in cloud environments and implementing CI/CD pipelines.

• Industry certifications in cloud or backend technologies are a plus.

Professional Competencies

• Critical thinking and advanced problem-solving skills for designing scalable solutions.

• Mentoring and leadership abilities to guide junior developers and review code.

• Strong stakeholder management skills with the ability to communicate technical concepts clearly.

• Adaptability to evolving technologies, frameworks, and organizational priorities.

• Ownership mindset to deliver high-quality, secure, and maintainable code.

• Effective time management to handle multiple priorities and deadlines.

S​YNECHRON’S DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture, and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity, Equity, and Inclusion (DEI) initiative ‘Same Difference’ is committed to fostering an inclusive culture – promoting equality, diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger, successful businesses as a global company. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements, mentoring, internal mobility, learning and development programs, and more.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.

Candidate Application Notice

Experience Level

Senior Level