Senior Python Developer

Description

Summary: Seeking a Senior Python Developer for enterprise platform engineering, focusing on brownfield modernization, security remediation, and AWS serverless infrastructure. Highlights: 1. Lead CI/CD migration to GitHub Actions workflows. 2. Manage infrastructure as code using Terraform and Serverless frameworks. 3. Execute brownfield refactors, decommissions, and migrations. We are seeking a **Senior Python Developer** to join our team working on enterprise platform engineering initiatives. This role focuses on brownfield modernization, security remediation, and AWS serverless infrastructure supporting internal tooling and integrations across the vehicle lifecycle domain. *We accept* *CVs in English only.* **Responsibilities** * Design, build, and maintain AWS Lambda services and API Gateway endpoints using Python and Boto3 * Lead the CI/CD migration from legacy pipelines to GitHub Actions workflows * Manage infrastructure as code using Terraform (primary) and Serverless frameworks * Execute brownfield refactors, service decommissions, and migrations — e.g., OAuth migrations, WAF block\-mode enablement, SAST/SCA remediations * Configure and tune AWS WAF rules; resolve security findings surfaced by SAST and SCA tooling * Integrate internal and third\-party systems via REST APIs (e.g., OAuth client credentials flows) * Automate operational workflows and support agentic platform initiatives (n8n, LangChain, or equivalent orchestration tools are a plus) * Collaborate with the SRE Consultant on telemetry gaps and Lambda\-based data collection automation * Work in a spec\-driven SDLC * Develop AI\-driven improvements to design, delivery, and triage practices * Evaluate new tooling and solutions as candidates for enterprise\-level AI enablement offerings **Requirements** * 3\+ years of Python development with a focus on AWS Lambda and API Gateway in production environments * Proficiency in Boto3 across IAM, Secrets Manager, and SSM, as well as Lambda, API Gateway, CloudWatch, and WAF * Expertise in Terraform for IaC in production, with the ability to write, refactor, and review modules * Background in Serverless Framework, including maintaining and migrating legacy stacks * Knowledge of AWS WAF rule configuration, block\-mode enablement, and incident response * Familiarity with security tooling such as SAST and SCA, and exposure to a structured compliance programme * Brownfield mindset — proven track record of migrations, decommissions, and refactors rather than greenfield builds * Proficient communication skills in English (B2 level or higher) **Nice to have** Hands\-on experience with GitHub Actions for CI/CD pipeline authoring; comfortable being on the leading edge of a CI/CD functions* GHA migration * Familiarity with ServiceNow * Understanding of Snowflake **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.