Apex Fintech Solutions
Senior Software Engineer
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Apex Fintech Solutions
Apex Fintech Solutions (AFS)
powers innovation and the future of digital wealth management by processing millions of transactions daily. Our suite of fintech solutions supports clients such as Stash, Betterment, SoFi, and Webull, and spans more than 20 million customers. AFS values a fast‑paced, entrepreneurial environment that empowers teams to make an immediate impact.
Role Overview We are seeking an experienced Senior Software Engineer to contribute to the ongoing evolution of our cutting‑edge Margin product—critical to the Apex Ascend platform. This role focuses on designing and delivering key features for real‑time buying‑power calculations and building highly scalable applications and services using modern cloud‑native solutions.
Responsibilities
Design, develop, deploy, and maintain high‑performance backend systems using Java to enhance scalability of the Margin product.
Build and manage containerized microservices with Kubernetes and Docker, ensuring optimal scalability, reliability, and performance.
Leverage Google Cloud Platform technologies such as Pub/Sub to develop and optimize infrastructure.
Create scalable, event‑driven systems using Kafka, RabbitMQ, Redis, and PostgreSQL.
Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
Maintain relational databases (PostgreSQL/AlloyDB) to ensure efficient data storage and transaction operations.
Optimize system performance, availability, scalability, and maintainability.
Collaborate with globally distributed teams, translating technical topics for non‑technical stakeholders.
Mentor junior engineers and share best practices to enrich team expertise.
Contribute to architectural decisions, ensuring solutions are scalable, secure, and well‑integrated.
Qualifications
Bachelor’s, Master’s, PhD, or equivalent work experience in Computer Science, Engineering, or related field.
5+ years of professional backend software development experience, with a focus on distributed systems and microservices.
Experience guiding projects, working cross‑functionally, and mentoring junior engineers.
Preferred certifications in Java, Kubernetes, or cloud platforms (e.g., Google Cloud).
Required Skills
Deep understanding of financial systems, risk modeling, and regulatory compliance for secure, reliable solutions.
Expertise in backend performance tuning and ensuring system scalability and reliability.
Hands‑on DevOps experience, including CI/CD pipelines and deployment automation.
Strong knowledge of securing APIs, backend systems, and cloud‑based infrastructures.
Work Environment This hybrid role requires on‑site collaboration three days per week.
Benefits A robust benefits package including medical, dental, vision, EAP, competitive PTO, 401(k) match, parental leave, HSA contribution match, paid Calm app subscription, and generous external learning and tuition reimbursement. AFS offers a flexible hybrid work schedule for most roles.
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 regardless of these characteristics.
Disability Statement Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We provide reasonable accommodations to qualified individuals with disabilities. If you require accommodations, please submit a request via the Candidate Accommodation Requests Form.
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at
Apex Fintech Solutions
Apex Fintech Solutions (AFS)
powers innovation and the future of digital wealth management by processing millions of transactions daily. Our suite of fintech solutions supports clients such as Stash, Betterment, SoFi, and Webull, and spans more than 20 million customers. AFS values a fast‑paced, entrepreneurial environment that empowers teams to make an immediate impact.
Role Overview We are seeking an experienced Senior Software Engineer to contribute to the ongoing evolution of our cutting‑edge Margin product—critical to the Apex Ascend platform. This role focuses on designing and delivering key features for real‑time buying‑power calculations and building highly scalable applications and services using modern cloud‑native solutions.
Responsibilities
Design, develop, deploy, and maintain high‑performance backend systems using Java to enhance scalability of the Margin product.
Build and manage containerized microservices with Kubernetes and Docker, ensuring optimal scalability, reliability, and performance.
Leverage Google Cloud Platform technologies such as Pub/Sub to develop and optimize infrastructure.
Create scalable, event‑driven systems using Kafka, RabbitMQ, Redis, and PostgreSQL.
Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
Maintain relational databases (PostgreSQL/AlloyDB) to ensure efficient data storage and transaction operations.
Optimize system performance, availability, scalability, and maintainability.
Collaborate with globally distributed teams, translating technical topics for non‑technical stakeholders.
Mentor junior engineers and share best practices to enrich team expertise.
Contribute to architectural decisions, ensuring solutions are scalable, secure, and well‑integrated.
Qualifications
Bachelor’s, Master’s, PhD, or equivalent work experience in Computer Science, Engineering, or related field.
5+ years of professional backend software development experience, with a focus on distributed systems and microservices.
Experience guiding projects, working cross‑functionally, and mentoring junior engineers.
Preferred certifications in Java, Kubernetes, or cloud platforms (e.g., Google Cloud).
Required Skills
Deep understanding of financial systems, risk modeling, and regulatory compliance for secure, reliable solutions.
Expertise in backend performance tuning and ensuring system scalability and reliability.
Hands‑on DevOps experience, including CI/CD pipelines and deployment automation.
Strong knowledge of securing APIs, backend systems, and cloud‑based infrastructures.
Work Environment This hybrid role requires on‑site collaboration three days per week.
Benefits A robust benefits package including medical, dental, vision, EAP, competitive PTO, 401(k) match, parental leave, HSA contribution match, paid Calm app subscription, and generous external learning and tuition reimbursement. AFS offers a flexible hybrid work schedule for most roles.
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 regardless of these characteristics.
Disability Statement Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We provide reasonable accommodations to qualified individuals with disabilities. If you require accommodations, please submit a request via the Candidate Accommodation Requests Form.
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