Job Summary: We are seeking a Senior .NET Core Developer to design and maintain robust, high-performance, and reliable pipelines for financial data processing and validation. Key Highlights: 1. Develop .NET Core solutions for batch file processing. 2. Build routines for CNAB 400 file handling and data transformation. 3. Integrate and automate data flows using AWS services. We are looking for a Senior .NET Core Developer with strong experience in CNAB 400 file processing, batch routine execution, and data transformation automation using Python. You will be responsible for creating and maintaining robust pipelines for reading, extracting, and validating financial data, integrating various file formats (text, XML, XLSX), ensuring high performance and reliability in AWS-based environments. **Responsibilities and Duties** * Develop .NET Core solutions (preferably .NET 8) focused on batch file processing. * Build routines for reading and processing CNAB 400 files according to banking layouts. * Create Python scripts for data transformation, cleansing, and standardization. * Work with data from text files, XML, XLSX, and other structured or unstructured sources. * Integrate and automate data flows using AWS services (S3, Lambda, Step Functions, etc.). * Ensure reliability, traceability, and performance of developed routines. * Collaborate with the team to propose continuous improvements and scalable technical solutions. **Requirements and Qualifications** **Mandatory Requirements** * Solid experience with .NET Core (including .NET 6, 7, or 8). * Strong expertise in CNAB 400 file processing. * Practical experience with high-volume batch file processing routines. * Proficiency in reading and extracting data from XML, XLSX, and text files. * Experience with AWS (e.g., S3, Lambda, CloudWatch). * Relational database experience (SQL Server or equivalent). * Git usage and version control practices. **Preferred Qualifications** * Experience orchestrating jobs using Step Functions. * Familiarity with messaging systems (SQS, Kafka, RabbitMQ). * Experience with routine monitoring and structured logging. * Background in financial environments and reconciliation automation. * Expected Soft Skills * Attention to detail and focus on quality. * Proactivity and ownership mindset. * Strong communication and teamwork skills. * Ability to interpret technical requirements and solve complex problems. **Additional Information** **Here, we are \#SangueLaranja!** We have been in the market for 17 years, partnering closely with our clients to deliver transformative experiences. We are a technology and innovation ecosystem with global expansion; beyond Brazil, we operate in Europe and the UK, with offices in Portugal, London, Dubai, and the Netherlands. **F for Formation: We believe in practicing a culture of knowledge sharing, community spirit, and the transformative power of knowledge!** We run initiatives and social actions that foster development, such as the Orange Juice tech community, the Training Program, our leadership school, and numerous partnerships with NGOs and Edtechs. **At FCamara, everyone is welcome — Diversity, Respect, and Ethics are non-negotiable elements embedded in our DNA.** **So, are you ready to join an amazing team and become the protagonist of your own story?**