Senior Staff Engineer - Platforms

This is a remote position; however, the candidate must reside within 30 miles of one of the following locations : Boston, MA; San Francisco Bay Area, CA; Dallas, TX; Salt Lake City, UT; Seattle, WA; and Portland, ME

How you’ll make an impact :

Design, develop, and maintain robust, scalable, and high-performance code in our backend services.

Develop public REST APIs using Java and internal gRPC APIs for inter-service and inter-system communication.

Craft systems designs, lead design decisions, and drive alignment with other senior engineers.

Write automated unit tests, integration tests, end-to-end tests, concurrency tests, load / performance tests.

Analyze existing systems to identify bottlenecks, tech debt, and implement scalability and stability improvements.

Implement automation for testing, monitoring, healing, and scaling applications, continuous integration and deployment to reduce time to market

Collaborate with cross-functional teams, including product managers, designers, and other engineers, to define and implement new features.

Conduct code reviews (comment, approve, seek revisions, merge), mentor junior and mid-level engineers, and actively promote engineering best practices.

Dive deep and troubleshoot complex issues, devise fixes, author root cause analysis documents, and ensure lasting performance and reliability.

Conduct objective and comparative analyses of competing technologies to advise the team of pros and cons of a technology solution

Maintain robust documentation (design docs, run books, change management docs, and readiness plans)

Provide live-site support for production applications by monitoring systems, ensuring rapid incident resolution, and driving continuous improvement.

Drive cross-team projects as a single-threaded-owner (STO) or tech lead, and actively unblock other engineers to make progress.

Experience you\'ll bring :

Bachelor’s degree in Computer Science or Software Engineering

10+ years of professional experience in software engineering.

Strong understanding of data structures and algorithms, object-oriented design, and problem-solving skills.

Expertise in designing and developing internet-scale services with scalability, availability, security, and reliability design tenets.

Excellent written and verbal communication skills, and a collaborative and empathetic mindset.

Experience with AWS as the foundational cloud infrastructure, encompassing proficiency in its core services, deployment methodologies, and ongoing management.

Proficiency in backend development, with proficiency expertise in Java, Go or C#, and associated frameworks like SpringBoot, building and optimizing RESTful APIs, ODATA framework, and SQL / Mongo

Preferred Qualifications

Master’s degree in computer science or software engineering.

12+ years of experience in software engineering.

Experience with event-driven architecture and tools like Kafka.

Experience working on card payments

Familiarity with cloud-native architecture (containerization using tools such as Docker and Kubernetes).

Awareness of API security and PCI DSS compliance requirements

Ability to work on existing codebase, contribute improvements, and adapt to legacy systems’ constraints.

The base pay range represents the anticipated low and high end of the pay range for this position. Actual pay rates will vary and will be based on various factors, such as your qualifications, skills, competencies, and proficiency for the role. Base pay is one component of WEX\'s total compensation package. Most sales positions are eligible for commission under the terms of an applicable plan. Non-sales roles are typically eligible for a quarterly or annual bonus based on their role and applicable plan. WEX\'s comprehensive and market competitive benefits are designed to support your personal and professional well-being. Benefits include health, dental and vision insurances, retirement savings plan, paid time off, health savings account, flexible spending accounts, life insurance, disability insurance, tuition reimbursement, and more. For more information, check out the "About Us" section. Pay Range : $158,000.00 - $210,000.00

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