Senior Software Engineer (Golang)

WHO WE ARE

Apex Fintech Solutions (AFS) powers innovation and the future of digital wealth management by processing millions of transactions daily, to simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech solutions enables us to support clients such as Stash, Betterment, SoFi, and Webull, and more than 20 million of our clients' customers. 

Collectively, AFS creates an environment in which companies with the biggest ideas in fintech are empowered to change the world. As a global organization, we have offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila.

If you are seeking a fast-paced and entrepreneurial environment where you'll have the opportunity to make an immediate impact, and you have the guts to change everything, this is the place for you. 

AFS has received a number of prestigious industry awards, including:

• 2021, 2020, 2019, and 2018 Best Wealth Management Company - presented by Fintech Breakthrough Awards

• 2021 Most Innovative Companies - presented by Fast Company

• 2021 Best API & Best Trading Technology - presented by Global Fintech Awards

ABOUT THIS ROLE

Apex Fintech Solutions is seeking an experienced Senior Software Engineer to contribute to the ongoing evolution of its cutting-edge Account Transfers product—a critical component of the Apex Ascend platform. As a senior software engineer you will work closely with other engineers, tech leads, product managers, and architects to build our next generation Account Transfers Platform. The Senior Software Engineer will be an integral part of our team supporting the technology organization in a transformation toward a highly scalable and resilient system. This is a role for someone who flourishes in a fast-paced and collaborative environment. 
 
Duties/Responsibilities

• Backend Development: Design, develop, deploy, and maintain high-performance backend systems using Golang to enhance the functionality and scalability of the Account Transfers product.  

• Microservices Engineering: Build and manage containerized microservices using Kubernetes and Docker, ensuring optimal scalability, reliability, and performance.  

• Cloud-Native Applications: Develop and optimize infrastructure leveraging Google Cloud Platform and associated technologies such as Google Pub/Sub.  

• Distributed Systems: Focus on creating scalable, event-driven systems employing Kafka, RabbitMQ, Redis, and PostgreSQL.  

• API Development: Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.  

• Data Engineering: Design, maintain, and optimize relational databases, with a focus on PostgreSQL/AlloyDB, to ensure efficient data storage, retrieval, and transactional operations within Go-based backend systems 

• Performance Optimization: Tackle complex technical challenges by optimizing system performance, availability, scalability, and maintainability.  

• Collaboration & Communication: Collaborate effectively with globally distributed teams, translating technical topics for non-technical stakeholders and aligning architecture strategies across teams.  

• Mentorship and Knowledge Sharing: Support junior engineers through mentoring, technical guidance, and sharing best practices to enrich team expertise and project outcomes.

• System Design & Architecture: Contribute to key architectural decisions to ensure solutions are scalable, secure, and well-integrated across multiple teams and systems.  

Education and/or Experience

• BA, BS, MS, PhD in Computer Science, Engineering or related technology field (or equivalent work experience) required 

• 5+ years of professional experience in backend software development, with a proven focus on designing, implementing, and maintaining distributed systems and microservices.  

• Demonstrated experience guiding projects, working cross-functionally, and mentoring junior engineers, while actively contributing to a collaborative team culture.  

• Certifications in Java, Kubernetes, or cloud platforms (e.g., Google Cloud) preferred 

Required Skills/Abilities

• Solid understanding of financial systems, risk modeling, and regulatory compliance to deliver secure and reliable solutions.  

• Proficiency in building fault-tolerant systems and high-availability, real-time data processing services using Golang.  

• Expertise in backend performance tuning and ensuring system scalability and reliability.  

• Hands-on experience with DevOps practices, including CI/CD pipelines and deployment automation.  

• Deep understanding of securing APIs, backend systems, and cloud-based infrastructures.  

Work Environment

• This role operates in a hybrid capacity, requiring on-site collaboration three days per week.  

#engineering #mid-senior #full-time #LI-SD #APEX

​Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Our Rewards

We offer a robust package of employee perks and benefits, including healthcare benefits (medical, dental and vision, EAP), competitive PTO, 401k match, parental leave, and HSA contribution match. We also provide our employees with a paid subscription to the Calm app and offer generous external learning and tuition reimbursement benefits. At AFS, we offer a hybrid work schedule for most roles that allows employees to have the flexibility of working from home and one of our primary offices.

EEO Statement

Apex Fintech Solutions is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, marital status, or any other protected characteristic. Our hiring practices ensure that all qualified applicants receive fair consideration without regard to these characteristics.

Disability Statement

Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We are dedicated to ensuring equal employment opportunities and providing reasonable accommodations to qualified individuals with disabilities. If you require reasonable accommodations to participate in the application or interview process, please submit your request via the Candidate Accommodation Requests Form. We will work with you to provide the necessary accommodations to ensure your full participation in our hiring process.