Backend Software Engineer | Python | On-site | Belo Horizonte/MG | CLT

Description

Job Summary: We are seeking a Backend Software Engineer with strong Python experience to drive the evolution of applications and integration of critical systems, transforming business needs into robust and scalable products. Key Highlights: 1. Develop scalable solutions and integrate critical systems 2. Actively participate in the evolution of application architecture 3. Collaborative environment with autonomy to propose improvements **Backend Software Engineer \| Python \| On-site \| Belo Horizonte/MG \| CLT** **About the opportunity** We are supporting a rapidly expanding technology company that leverages automation, integrations, and software engineering as core pillars to support its operations and accelerate business growth. We are looking for a **Backend Software Engineer** with strong expertise in **Python**, system integrations, and service architecture to contribute to the evolution of applications responsible for communication among the company’s key systems. This position is ideal for professionals who enjoy building scalable solutions, integrating critical systems, and transforming business requirements into robust, reliable, and highly available products. **Key responsibilities** * Develop REST APIs using Python; * Enhance and maintain existing applications in C\#; * Build new microservices and evolve existing ones; * Develop integrations between internal systems and external platforms; * Implement integrations with HubSpot, Meta WhatsApp Cloud API, Blip, ERP, energy utility providers, and internal APIs; * Design and develop solutions using AWS services such as Lambda, API Gateway, SQS, EventBridge, S3, and CloudWatch; * Write clean, reusable, well-documented code adhering to software engineering best practices; * Participate in code reviews and collaborate on application architecture evolution; * Investigate production incidents and resolve complex issues; * Improve observability through structured logging, monitoring, and performance bottleneck identification; * Translate business area requirements into efficient technical solutions; * Prioritize tasks based on business impact, urgency, and risk. **Requirements** * Solid production experience with Python; * Experience developing REST APIs; * Hands-on experience integrating systems and consuming third-party APIs; * Knowledge of AWS (Lambda, S3, API Gateway, SQS, EventBridge, and CloudWatch); * SQL knowledge; * Git experience; * Understanding of software architecture, SOLID principles, and Object-Oriented Programming (OOP); * Ability to investigate complex problems and perform troubleshooting; * Strong communication skills for interaction with both technical and business teams; * Analytical, organized, and autonomous profile capable of managing technical tasks. * **Nice-to-have** * HubSpot experience; * Meta WhatsApp Cloud API experience; * ERP system experience; * Snowflake knowledge; * Terraform experience; * Docker knowledge; * Observability and application monitoring experience; * Serverless architecture experience; * Distributed systems experience; * Experience in energy, fintech, or high-volume operational companies. **We seek a professional who** * Enjoys investigating problems and identifying root causes; * Maintains a critical mindset regarding requirements and technical challenges; * Questions poorly defined requests and proposes better solutions; * Translates business needs into scalable technical solutions; * Communicates effectively with operational and technical teams; * Documents and standardizes processes meticulously; * Prioritizes tasks based on business impact; * Manages projects autonomously while seeking context when needed; * Understands the financial and operational impact of developed solutions; * Is proactive, collaborative, and continuously improvement-oriented. **What you’ll find** * CLT employment contract (direct hiring by client); * On-site work in Belo Horizonte/MG; * **Health and wellness:** Wellhub (Gympass); SulAmérica Health Plan (co-payment plan), fully covered by the company, with option to include children up to age 18; Dental Plan (optional) for R$ 27.00/month; Partnership with Drogaria Araújo; Life Insurance. * **Convenience and support:** Flexible meal allowance of R$ 990.00/month; Transportation voucher; Mobile phone allowance of R$ 59.90/month. * **Development:** Up to 70% subsidy for courses, training, and certifications. * Collaborative, technology-driven, innovative, and continuously improving environment; * Autonomy to propose improvements and build high-impact solutions; * Active participation in the evolution of the company’s data architecture and analytical products.