Senior Software Engineer – Customer Data Platform at arenaflex

Join the forefront of innovation in the financial services industry as a Senior Software Engineer at arenaflex. We're a pioneering company harnessing bleeding-edge technology to empower financial institutions to work smarter and serve better. Our products are powering millions of interactions every month for over a hundred unique financial institutions, and we're just getting started. As a Senior Software Engineer on our Customer Data Platform team, you'll have the opportunity to shape the future of financial services by designing and developing cutting-edge solutions that drive business growth and customer satisfaction. With a focus on verticalized AI, we're committed to staying two steps ahead of the curve, embracing innovation from the collective industry, and bringing the best solutions into production, now.

About arenaflex

arenaflex is a hybrid workforce with employees located across the United States & Canada, and our home base located in Boston, MA. We're a small and mighty team that prides ourselves in a tasteful balance between voracity and disciplined craftsmanship. We value those who embrace ambiguity, leverage their curiosity and passion to push the boundaries of their knowledge, and build exceptional products.

Our Tech Stack

Our tech stack is a combination of TypeScript (node.js and React) and Python, hosted in a scalable and distributed multi-cluster Kubernetes environment. We don't expect everyone to have prior experience in all of our tools, but we expect fundamental competency and intellectual curiosity.

Key Responsibilities

As a Senior Software Engineer on our Customer Data Platform team, you'll be responsible for:

• Pioneering Integrations: Design and develop integrations with new core banking systems of record, ensuring seamless data exchange and minimizing manual effort.
• API Wrapper Optimization: Optimize our API wrapper to route traffic, orchestrate reads and writes to core banking systems of record, and maintain a strong API boundary (abstraction layer).
• Monitoring and Alerting: Implement monitoring, alerting, and anomaly detection to better respond to operational incidents and ensure high system availability.
• Automation and Optimization: Implement automations and optimizations to reduce repetitive manual effort, including boilerplate generation and configuration intake.
• Low-Latency Configuration Database: Contribute to our low-latency and up-to-date configuration database that defines client-specific setup, shared by our entire platform.
• Code Quality and Best Practices: Write code that is easy-to-understand, ready-for-change, and safe-from-bugs, and drive engineering best practices, including code reviews and testing methodologies.
• Team Leadership: Guide engineers, fostering a culture of excellence and continuous learning, and drive engineering best practices.
• Collaboration: Collaborate with other engineering teams, product managers, designers, and UX researchers to deliver high-quality solutions.

Essential Qualifications

*

4+ years of experience

in full-stack development with a focus on backend systems, proficient in TypeScript.

2+ years of experience

leading projects and mentoring engineers.

Familiarity with SOAP/XML and/or core banking systems of record

is a plus.

• Architectural Expertise: Skilled in designing scalable, robust systems and anticipating implementation challenges.
• Database Proficient: Experience with relational databases like PostgreSQL or MySQL.

Passionate about delivering high-quality, user-centric solutions

with a "get things done" attitude.

Comfortable navigating ambiguity and adapting to change

.

Excellent communication skills

and a team player who positively influences others.

• Committed to writing code that is easy-to-understand, ready-for-change, and safe-from-bugs.

Hands-on experience building high-performing, scalable architectures

– not just theoretical knowledge.

• Continuous Learner: Eager to stay ahead of technology trends and enhance both technical and leadership skills.

Preferred Qualifications

*

Experience with GraphQL, REST, Websockets, and event-driven Pub/Sub

.

Familiarity with proprietary NLP/ML shared utility services & models

.

Experience with proprietary RAG ingestion pipeline and search algorithm

.

Knowledge of Google Cloud, GitLab / CI, and Frontier LLM providers – OpenAI and Google

.

What We Offer

*

Competitive salary and benefits package

.

Opportunity to work on cutting-edge projects

that drive business growth and customer satisfaction.

Collaborative and dynamic work environment

with a small and mighty team.

Professional development and growth opportunities

to enhance your technical and leadership skills.

Flexible work arrangements

, including remote work options.

Comprehensive training and onboarding program

to ensure your success.

How to Apply

If you're eager to join a company that's actively drafting the history books on the most seismic shift of FI strategy, we'd love to hear from you! Apply now to become a part of our innovative team at arenaflex. Apply for this job