Mastech Digital

API Developer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for an API Developer on a government project in Vermont, with a contract length of "unknown" and a pay rate of "unknown." Key skills include Java (8+), REST/SOAP API development, microservices architecture, and experience in government projects.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
October 16, 2025
🕒 - Duration
Unknown
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🏝️ - Location
Unknown
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
United States
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🧠 - Skills detailed
#GCP (Google Cloud Platform) #Code Reviews #Scala #Cloud #Databases #REST (Representational State Transfer) #MySQL #Version Control #Java #DevOps #Security #Azure #Programming #API (Application Programming Interface) #Microservices #Agile #AWS (Amazon Web Services) #PostgreSQL #Spring Boot #NoSQL #GIT
Role description
About the Project Join a key initiative to build a centralized communication platform for the State of Vermont that manages all customer interactions — including paper correspondence, email, text alerts, and more. This solution will streamline communications and improve citizen engagement across multiple channels. Role Overview We are seeking a skilled API Developer to design, develop, and maintain scalable backend services and APIs. You will play a critical role in building secure, high-performance RESTful and SOAP APIs as part of a microservices architecture to support this large-scale government project. Key Responsibilities: • Design, develop, and maintain backend services using Java (Java 8+) • Build and maintain RESTful and SOAP APIs to support front-end applications and third-party integrations • Optimize backend system performance for low latency and high availability • Ensure security, scalability, and reliability of APIs • Conduct code reviews and adhere to coding standards • Troubleshoot and debug production issues across services and databases • Collaborate with cross-functional teams, including DevOps and QA, to implement CI/CD pipelines and DevOps best practices Required Skills & Experience: • Strong proficiency in Java (Java 8 or higher) and object-oriented programming principles • Expertise in API design and development (REST, SOAP) with deep knowledge of HTTP and SOAP protocols • Hands-on experience with Spring Framework (Spring Boot, Spring MVC) • Solid understanding of microservices architecture and best practices • Experience with relational and NoSQL databases (MySQL, PostgreSQL preferred) • Familiarity with cloud platforms such as AWS, Azure, or GCP is a plus • Experience working with CI/CD pipelines and DevOps tools • Proficiency with version control systems like Git or SVN Preferred Qualifications: • Experience in government or public sector projects • Familiarity with Agile methodologies • Strong communication and teamwork skills