Gen Brazil - Senior API Developer

Date:  May 7, 2024


We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s largest providers of products and services to the global energy industry. This opportunity covers people with disabilities (PwD).


As a Senior API Developer at Halliburton, you will play a crucial role in advancing our technological capabilities and ensuring the efficiency of our API offerings. Your responsibilities will include: 

  • Investigate and Integrate: Explore and incorporate new technologies to enhance the capabilities and efficiency of our API offerings. 

  • Design and Development: Participate actively in the design, development, code reviews, and comprehensive testing of critical applications. 

  • Scalable API Implementation: Implement scalable REST/SOAP/Streaming/Websocket APIs, ensuring high availability and optimal performance. 

  • Web Technology Expertise: Showcase comprehensive knowledge of web technologies (HTTP, XML/JSON) and advanced web security practices to craft secure and efficient APIs. 

  • SQL Server Mastery: Utilize profound expertise in SQL Server for database management, crafting optimized stored procedures, and ensuring efficient data handling to bolster API functionalities. 

  • Issue Resolution: Diagnose and resolve production issues in collaboration with the team, upholding the reliability and integrity of API services. 

  • Agile Development: Facilitate agile development practices to streamline project workflows. 

Required Skills & Experience: 

  • Over 7 years of experience in designing and implementing scalable APIs, with a particular emphasis on C#/ASP.NET Web APIs. 

  • Minimum 5 years of hands-on experience with SQL Server, focusing on writing optimized stored procedures and queries. 

  • At least 5 years of experience in web technologies including HTTP, XML/JSON, web security, and authentication/authorization protocols. 

  • Proficiency in Azure cloud technologies, microservices architecture, and containerization with Docker and Kubernetes over 5 years. 

  • Demonstrated history of developing and managing production-ready APIs through the entire software development lifecycle. 

  • Skilled in unit testing and API automation testing, with a solid understanding of REDIS, RabbitMQ, Azure Service Bus for caching and messaging solutions, and NoSQL databases like Cosmos DB and MongoDB. 

  • Agile methodology expertise, with strong skills in fast-paced project environments. 

  • Exceptional communication abilities and a collaborative team player. 


Nice to Have: 

  • Experience in the oil and gas industry. 

  • Experience with realtime communication technologies like SignalR. 

  • Familiarity with industry standards such as WITSML and ETP. 



  • Bachelor's degree in Software Engineering, Technology, or a related field. 

Join our dynamic team and contribute to the forefront of API development at Halliburton. Apply now to be part of a collaborative and innovative environment that values your expertise and commitment to excellence. 

Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.




São Paulo - SP


Job Details

Requisition Number: 187590

Product Service Line: Product Enhancement 

Job Segment: .NET, Developer, Cloud, XML, Testing, Technology