Sr. Staff Software Engineer (GraphQL, Typescript, Agular, AWS)

myhrhome; Fort Mill (SC); On-site; USD 130,000 - 180,000; Full time

Job summary

OneMain Holdings, Inc. is seeking an experienced software leader to design, build, and scale GraphQL APIs and data solutions using Aurora, Postgres, and Redis. You will write clean TypeScript across backend and frontend tasks, and drive multi-product development with collaboration across architects, PMs, and designers.

The role emphasizes mentoring engineers, conducting thorough code reviews, and improving CI/CD practices to deliver high-quality software reliably.

Qualifications

• Bachelors or Masters in Computer Science, Engineering or related field.
• 7–10 years of software development leadership experience with cross-functional teams.
• Strong GraphQL schema design, query tuning and performance optimization.
• Proven TypeScript expertise for back-end and front-end development.

Responsibilities

• Design, develop, and maintain GraphQL APIs and data solutions with Aurora, Postgres, and Redis.
• Lead multi-product development with cross-functional teams to ensure seamless integration.
• Contribute to automated test design and review to ensure coverage and quality.
• Provide technical leadership and mentorship to junior engineers.
• Conduct code reviews, troubleshoot complex issues, and ensure system reliability.

Skills

GraphQL

TypeScript

Node.js

React

Redis

CI/CD

GitHub

Camunda

Education

Bachelor's or Master's degree in Computer Science or Engineering

Tools

AWS

Azure

Docker

Kubernetes

Terraform

Jenkins

GitLab CI

CircleCI

Job description

Key Responsibilities

• Design, develop, and maintain GraphQL APIs and Data Solutions using Aurora, Postgres, and Amazon Memory DB/Redis, ensuring optimal performance, data integrity, availability and scalability.
• Utilize TypeScript to write clean, maintainable, and efficient code for back-end development.
• Multi-Product development in collaboration with cross-functional teams to create, develop and support multiple products, ensuring seamless integration and consistent user experiences.
• Participate in design, development and review of automated test cases to ensure comprehensive test coverage and high software quality.
• Extensive experience with cloud platforms, containerization technologies and infrastructure as code (IaC) like AWS, Azure, Docker, Kubernetes and Terraform
• Strong background in DevOps with extensive experience in CI/CD practices, along with a passion for automating processes to enhance productivity and code quality.
• Provide technical leadership, guidance and mentorship to junior engineers, promoting best practices and fostering a culture of continuous improvement.
• Conduct thorough code reviews to ensure code quality, maintainability, and adherence to coding standards.
• Identify, troubleshoot, and resolve complex technical issues, ensuring the stability and reliability of our software systems.
• Collaborate with architects, product managers, designers to understand the requirements, scope, and deliver high-quality solutions.
• Project Delivery - take a hands-on approach to manage the delivery of innovative projects, collaborating closely with cross-functional teams to meet project timelines and quality standards.
• Continuous Learning - stay up to date with the latest industry trends, technologies, and best practices, and apply this knowledge to improve our software development processes.

Required Qualifications

• Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• Experience: Minimum of 7 to 10 years of experience in software development leading large scale initiatives in collaboration with cross functional teams.

Technical Skills

• Strong proficiency in GraphQL, including schema design, query optimization, and performance tuning.
• Expertise in TypeScript and its application in both front-end and back-end development.
• Experience with BPMN workflow solutions such as Camunda, including workflow design, implementation, and management.
• Proficiency with data solutions like Redis, including data modeling, performance optimization, and data migration.
• Familiarity with other relevant technologies such as Node.js, React, or similar frameworks.
• Experience with CI/CD tools like Jenkins, GitLab CI, or CircleCI.
• Familiarity with version control systems, especially GitHub.

Soft Skills

• Strong problem-solving skills and the ability to think critically and creatively.
• Excellent communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams.
• Ability to work independently and manage multiple tasks and projects simultaneously.
• Detail-oriented with a strong focus on code quality and maintainability.

Preferred Qualifications

• Experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Knowledge of containerization and orchestration technologies such as Docker and Kubernetes.
• Familiarity with domain driven design.
• Previous experience in leadership or mentorship role.

OneMain Holdings, Inc. is an Equal Employment Opportunity (EEO) employer. Qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship status, color, creed, culture, disability, ethnicity, gender, gender identity or expression, genetic information or history, marital status, military status, national origin, nationality, pregnancy, race, religion, sex, sexual orientation, socioeconomic status, transgender or on any other basis protected by law.