Senior Back-End Engineer (Python) - Mortgage Finance - Mexico at Truelogic

ABOUT TRUELOGIC At Truelogic we are a leading provider of nearshore staff augmentation services headquartered in New York. For over two decades, we’ve been delivering top-tier technology solutions to companies of all sizes, from innovative startups to industry leaders, helping them achieve their digital transformation goals. Our team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects. Whether collaborating with Fortune 500 giants or scaling startups, we deliver results that make a difference. By applying for this position, you’re taking the first step in joining a dynamic team that values your expertise and aspirations. We aim to align your skills with opportunities that foster exceptional career growth and success while contributing to transformative projects that shape the future. OUR CLIENT Provides residential mortgage services, including loan origination, refinancing, and servicing for homeowners. It also acquires, manages, and invests in mortgage-related assets, supporting the housing market through lending platforms, customer service operations, and investment management tied to U.S. real estate financing. JOB SUMMARY Seeking a Senior Back-End Engineer specializing in Python to design and build scalable, event-driven platforms that automate complex document workflows. The role involves developing and optimizing distributed microservices on AWS, enhancing system performance, and ensuring high reliability. The engineer will collaborate cross-functionally, contribute to architectural decisions, enforce best coding practices, and mentor junior team members while supporting CI/CD, testing, and operational excellence within a modern cloud environment. RESPONSIBILITIES - Design and architect scalable, reliable, and observable distributed systems, defining APIs and event-driven contracts aligned with modern platform standards. - Develop and maintain Python-based microservices, including REST APIs, serverless functions, and workflow orchestrations within a cloud-native environment. - Enhance and refactor existing systems, improving performance, error handling, and supporting legacy-to-modern architecture migrations. - Ensure code quality through comprehensive testing (unit, integration, end-to-end), CI/CD practices, and adherence to best development standards. - Collaborate with cross-functional teams, including Product, SRE, and frontend, while mentoring junior engineers and contributing to technical documentation and code review QUALIFICATIONS AND JOB REQUIREMENTS - 10+ years of hands-on experience in Python development, with deep expertise in modern Python features and best practices. - Strong experience designing distributed systems, REST APIs, and event-driven architectures. - Proficiency in AWS services, including Lambda, S3, SQS, DynamoDB, Step Functions, EventBridge, and IAM. - Expertise in FastAPI or similar asynchronous frameworks, along with strong data validation using Pydantic. - Solid experience implementing testing strategies (pytest) and working within CI/CD pipelines. - Advanced knowledge of API design (REST/OpenAPI), data modeling (DynamoDB), and Infrastructure as Code (preferably AWS CDK). - Strong Git proficiency and experience implementing observability practices such as structured logging and distributed tracing. - Excellent problem-solving skills, high ownership mindset, strong communication abilities, and a collaborative working style. - Experience in OCR/document processing, mortgage/financial services, and integrating ML/LLM (LangChain, Bedrock) WHAT WE OFFER - 100% Remote Work: Enjoy the freedom to work from the location that helps you thrive. All it takes is a laptop and a reliable internet connection. - Highly Competitive USD Pay: Earn an excellent, market-leading compensation in USD, that goes beyond typical market offerings. - Paid Time Off: We value your well-being. Our paid time off policies ensure you have the chance to unwind and recharge when needed. - Work with Autonomy: Enjoy the freedom to manage your time as long as the work gets done. Focus on results, not the clock. - Work with Top American Companies: Grow your expertise working on innovative, high-impact projects with Industry-Leading U.S. Companies. WHY YOU’LL LIKE WORKING HERE - A Culture That Values You: We prioritize well-being and work-life balance, offering engagement activities and fostering dynamic teams to ensure you thrive both personally and professionally. - Diverse, Global Network: Connect with over 600 professionals in 25+ countries, expand your network, and collaborate with a multicultural team from Latin America. - Team Up with Skilled Professionals: Join forces with senior talent. All of our team members are seasoned experts, ensuring you're working with the best in your field. Apply now!