Senior Full Stack Software Engineer

We are looking for a full\-time, remote **Senior Full Stack Software Engineer** with 6\+ years of software development experience in Angular, React.js, or Vue.js and C\#, .NET, Java/Spring Boot, Node.js, or Python/FastAPI to join our U.S. client's engineering team. In this role, you will play a key role in building the technology that powers our clients' customers. You'll work hands\-on from back\-end services and data architecture to front\-end applications to deliver reliable, scalable, and user\-friendly software. You'll collaborate closely with product managers, QA, and fellow engineers to design creative solutions, improve system performance, and enhance how customers operate every day. This is a great opportunity for someone who enjoys solving complex problems, mentoring others, and making a meaningful impact through technology that truly matters. Our client is a U.S. fintech software company that offers innovative banking solutions to improve operations and members' financial lives. The company has grown steadily since its inception over thirty years ago, with nearly 300 financial institutions across the United States, U.S. territories, and the Caribbean as customers. Backed by a large private equity company, our client is a recognized market leader helmed by financial industry veterans. **Responsibilities** *Technical Leadership* * Architect scalable, secure, and maintainable systems across back\-end, front\-end, and database layers * Lead design discussions, code reviews, and engineering best\-practice initiatives * Evaluate new technologies and guide the adoption of tools that improve developer productivity and system performance * Define and document architecture patterns, design principles, and shared libraries for reuse across teams * Partner with DevOps to design efficient CI/CD pipelines, deployment automation, and observability tooling *Software Development* * Build high\-quality, production\-ready features using modern frameworks and cloud platforms * Write clean, testable, and efficient code following established coding standards and contributing to their evolution * Optimize system performance, reduce technical debt, and improve reliability * Collaborate with QA engineers to develop automated testing strategies and ensure high code coverage * Participate in production support rotation and proactively drive root cause analysis and prevention *Collaboration \& Mentorship* * Mentor and coach mid\-level and junior engineers to foster career growth and skill development * Partner with Product Managers and stakeholders to translate business needs into technical solutions * Provide feedback and guidance during design and implementation reviews * Promote a culture of continuous learning, clear communication, and shared ownership across the team *General Duties* * Complete assigned development and project tasks by due dates while maintaining a high standard of quality * Work collaboratively with engineers, product managers, and QA across departments to deliver cohesive solutions * Act as a technical resource and subject matter expert in your assigned product domain * Contribute to process improvements, documentation, and internal tooling to enhance engineering efficiency **What Success Looks Like** *In Your First 30 Days* * Build an understanding of the client's architecture, domain, and codebase * Complete onboarding and deploy your first contributions with mentorship * Participate in planning and architecture discussions, bringing forward improvement ideas *By 60 Days* * Lead a small\-to\-medium\-sized feature from design to production * Build strong cross\-functional relationships with other engineers, QA, and product managers * Begin mentoring mid\-level engineers, providing code review and technical guidance *By 90 Days and Beyond* * Serve as technical owner for a significant domain or service * Drive architectural improvements and influence long\-term technology direction * Enable your team to ship high\-quality, maintainable code faster and more confidently **Required Experience** * Excellent English communication skills * 6\+ years of professional software development experience, including technical leadership on complex projects * Deep proficiency with at least one backend platform (C\#, .NET, Java/Spring Boot, Node.js, or Python/FastAPI) * Advanced experience with modern frontend technologies (Angular, React, or Vue.js) * Strong database design and data architecture expertise (Progress OpenEdge, PostgreSQL, SQL Server, or MongoDB) * Experience integrating APIs and third\-party systems securely and efficiently * Proven ability to modernize legacy applications into modular designs * Familiarity with DevOps tooling, CI/CD pipelines, and cloud services * Strong understanding of software architecture, design patterns, and performance optimization * Excellent communication skills for articulating complex technical ideas to varied audiences * Trustworthy, team\-oriented, and transparent **Preferred** **Experience** * Bachelor's degree in Computer Science, Engineering, or equivalent industry experience * Experience leading small teams or serving as a technical lead on feature squads * Experience designing distributed systems or microservice architectures * Hands\-on experience with containers and orchestration (Docker, Kubernetes) * Security\-first mindset and experience implementing secure coding practices * Prior experience in the financial services or fintech industries * Familiarity with SOC 2 or other compliance frameworks **Additional** **Information** * Knowing your ideas are heard and matter, think big! * You get to own your job and be recognized for your contributions * Work with innovative and creative people * Making mistakes is human. Let's learn from them. Be transparent! * We recognize you as an individual, with no presumptions or judgment. Be the extraordinary you! * 15 days Paid Time Off (PTO), one floating day, 3 sick days, and designated national holidays * Start: ASAP **About** **Velozient** We are a privately held, nearshore software development company providing outsourced development resources to North American companies. Our mission is to offer development talent who enjoy taking on challenging work, want to grow their skills and experiences building software, and excel in a fast\-paced, dynamic team environment. We are focused on providing world\-class remote resources to work as valued team members on client teams. If this type of opportunity excites you, then consider joining our team!