Software Development Engineer II - API Specialist

Hi, I'm Erika Plazas, your Recruiter. At CSG, we choose to see beyond a resume paper. We put your story, perspective, background, and what you have to offer first. While the traditional approach works for some, many miss out on fantastic talent like yourself, and we refuse to make that mistake. Instead, we believe that by channeling the power of all, we make ordinary customer and employee experience extraordinary.

We are looking for a  Software Development Engineer II - API Specialist who will:

• API Design & Development: Design RESTful APIs adhering to best practices and develop scalable backend services using languages like Python, Java, Go, or C.

• Integration & Collaboration: Collaborate with front-end developers to integrate APIs with user interfaces and coordinate with DevOps teams for smooth CI/CD processes.

• Performance Optimization & Scalability: Conduct performance tuning and load testing to ensure APIs handle high traffic efficiently and implement caching strategies.

• Monitoring & Maintenance: Build telemetry features for monitoring API usage, identifying bottlenecks, and maintaining comprehensive logging & monitoring.

• Security & Compliance: Ensure compliance with security standards and data privacy regulations, supporting regular code security reviews and vulnerability assessments.

• Documentation & Support: Create and maintain detailed API documentation and provide Level 3 support for complex issue resolution.

Is this opportunity right for you? We are looking for candidates who:

Qualifications:

• Bachelor’s degree in Computer Science, Software Engineering, or related field—or equivalent professional experience.

• +3 years of experience developing & maintaining robust, scalable APIs

• Proficiency with programming languages such Python, C/C++, Java, or Go.

• Strong understanding of RESTful design principles.

• Experience working with relational databases such as MySQL. Experience with non-relational databases such as NoSQL is a plus.

• Knowledge of cloud platforms such as Azure/AWS/GCP, especially serverless functions is a plus.

• Proficiency in English in a business environment

Our Guiding Principles

Impact

Always help and empower others, whether they’re colleagues or customers. When our employees set their minds to something, great things happen.

Integrity

Do what’s right for our customers and our people while being authentic. We treat everyone with trust and respect—that’s just who we are.

Inspiration

Be bold in the way you think and passionate about the work you do. Test out innovative ideas without the fear of failure.

CSGer Perks & Benefits

• Work from Home, in-office, or hybrid

• Employee Belonging Groups

• Healthcare: Dental and Medical

• Paid Vacation, Volunteer, and Holiday Time Off

• And so much more!

Our Story

CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most. For over 40 years, CSG's technologies and people have helped some of the world's most recognizable brands solve their toughest business challenges and evolve to meet the demands of today's digital economy. By channeling the power of all, we make ordinary customer and employee experiences extraordinary. Our people [CSGers] are fearlessly committed and connected, high on integrity and low on ego, making us the easiest company to do business with and the best place to work. We power a culture of integrity, innovation, and impact across our locations, representing the most authentic version of ourselves to build a better future together. That's just who we are. Learn more about CSG Inclusion & Impact here

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