Senior Full Stack Software Engineer

Fiserv•Berkeley Heights, NJ

8d•$110,000 - $186,000•Onsite

About The Position

Fiserv is a global leader in payments and financial technology, and our rapidly growing Clover division is the heartbeat of millions of small businesses worldwide. As a Senior Software Engineer in Clover's Point of Sale zone, you will join a talented team responsible for owning web and server solutions that support Clover applications. In this highly visible role, you will lead software development and own the technical architecture, design, and implementation for products that make a meaningful impact, primarily focusing on developing front-end applications while occasionally contributing to back-end Clover products and services.

Requirements

Bachelor's degree in Computer Science or a related discipline.
7+ years of professional software development experience.
3+ years of hands-on experience developing highly scalable, fault-tolerant distributed systems.
2+ years of technical leadership experience delivering complex systems into production.
Significant experience with software architecture, object-oriented design, and cloud systems.
Strong experience with multithreading, concurrency models, and asynchronous programming.
Proficiency with a focus area on the web, including deep knowledge of React, Webpack, modern tools, Typescript, and HTML.
Proven expertise in building and maintaining large-scale web applications.
Deep understanding of Javascript and HTML ecosystems with experience delivering web UIs as a feature developer.
Experience with at least one JVM language, such as Java, Kotlin, or Scala.
Hands-on experience working with Spring Boot, and preferably Spring Cloud.
Experience with developer tests and relevant testing frameworks.
Proven skills in database design and SQL, along with exposure to NoSQL datastores.
Experience designing intuitive and extensible Restful APIs and exposure to GraphQL APIs.
Practical experience with micro-apps, micro-services, and cloud-native applications.
Strong analytical and problem-solving skills with a demonstrable bias toward action.
Sound understanding of Computer Science fundamentals in algorithms and data structures.
Proactive self-starter with the ability to multi-task and work independently with minimal guidance.
Ability to write understandable, testable code with an eye toward maintainability, scalability, and performance.
Experience with lean methodologies, agile practices, and iterative development to incrementally deliver value.
Strong presentation skills, with the ability to effectively collaborate and communicate with technical peers and non-technical audiences.

Nice To Haves

Master's degree in Computer Science or a related discipline.
Professional cloud service provider certifications.
Hands-on experience with BDD, TDD, and relevant testing frameworks.
Knowledge of or a strong interest in learning functional programming.
Prior experience or direct exposure to POS (Point of Sale) systems.
Proven productivity with AI coding assistants and the ability to evaluate their output critically.

Responsibilities

Lead the architecture, design, and development of web-based and front-end applications mainly using Javascript, Typescript, React, and HTML.
Contribute to the architecture, design, and development of server-side applications using JVM languages, container technologies, and cloud-native principles.
Write clean code using modern JS and Java syntax, maintaining a strong passion and keen eye for code quality and standards.
Collaborate with cross-functional, distributed agile teams with the flexibility to work across time zones.
Architect, build, and maintain robust, scalable, reliable, highly available, and performant applications.
Coach and mentor engineers to deliver efficient, extensible solutions and improve their technical and leadership skills.
Raise the bar on engineering excellence by advocating engineering best practices, lean agile methodologies, and a CI/CD DevOps mindset.
Triage bugs and evaluate their impact on product or service operations and quality with a strict focus on customer centricity.
Prioritize and multi-task between projects with the ability to easily handle changing priorities.
Contribute to the vision, strategy, and assist in driving the software technical roadmap.
Act as an excellent team player with strong empathy and critical thinking skills.

Benefits

Fuel Your Life program to support your physical, financial, social, and emotional well-being
Paid holidays and generous time away policies
No-cost mental health support through Employee Assistance Programs
Living Proof program to recognize your peers’ extra effort with points redeemable for rewards
Eight Employee Resource Groups to foster a collaborative culture and expand your network
Unparalleled professional growth with training, development, and internal mobility opportunities
Medical, dental, vision, life, and disability insurance options available from day one
Retirement planning and discounted shares with the Employee Stock Purchase Plan
Tuition assistance and reimbursement program
Paid parental, caregiver, and military leave