Typescript Junior Developer Jobs in Columbus, OH

Our client, a growing financial technology organization, is seeking a Backend Engineer to design, build, and support scalable backend systems that power critical financial workflows.

This role is responsible for developing and maintaining production-grade applications, integrating with external financial platforms, and supporting highly regulated business processes that require accuracy, reliability, and auditability. The position plays a key role in architectural decision-making, system scalability, operational excellence, and mentoring junior engineers.

The ideal candidate combines strong technical expertise with excellent communication skills and prior experience working within a FinTech SaaS environment.

• Design, develop, and maintain scalable backend services and APIs.
• Own critical services throughout the full software lifecycle, including architecture, deployment, performance, and reliability.
• Lead technical design and implementation of complex platform enhancements.
• Improve system scalability, fault tolerance, and overall application performance.
• Identify and resolve bottlenecks across application, database, and infrastructure layers.
• Troubleshoot production issues, perform root cause analysis, and implement long-term solutions.
• Contribute to CI/CD pipelines, deployment automation, and system observability initiatives.
• Implement monitoring, logging, and alerting solutions for production environments.
• Support integrations with external financial systems and third-party platforms.
• Contribute to AI-enabled workflow enhancements and automation initiatives where applicable.
• Mentor junior engineers and promote engineering best practices.
• Collaborate with technical and business stakeholders to deliver scalable, value-driven solutions.

• 8+ years of software engineering experience with a focus on backend development.
• Strong hands-on experience with Python development.
• Experience designing, building, and supporting production-scale systems.
• Proven experience developing scalable APIs and distributed applications.
• Experience with AWS cloud services, including compute, storage, and networking.
• Experience with relational and/or NoSQL databases.
• Familiarity with CI/CD pipelines and modern deployment practices.
• Experience with monitoring, logging, and observability tools.
• Strong understanding of system reliability, scalability, and performance optimization.
• Proven ability to diagnose and resolve complex production issues independently.
• Experience making sound technical and architectural decisions with minimal oversight.
• Outstanding verbal and written communication skills.
• Ability to interact directly with clients, stakeholders, and cross-functional teams.
• Experience working within a FinTech, banking, payments, or SaaS product organization.
• Stable employment history demonstrating long-term commitment and professional growth.
• U.S. Citizen or Green Card holder authorized to work in the United States without sponsorship.

• Experience with Python/Django and React/TypeScript environments.
• Experience working within regulated environments (PCI, SOC 2, or similar compliance frameworks).
• Experience with API-led architectures utilizing REST and JSON.
• Exposure to SOAP/XML integrations.
• Experience contributing to AI/LLM-enabled applications and workflow automation.
• Prior experience mentoring engineers or demonstrating technical leadership capabilities.

• Backend system architecture and design
• System scalability and performance optimization
• Reliability and fault tolerance
• Production support and root cause analysis
• Client-facing communication and collaboration
• Technical leadership and mentorship
• Problem-solving and decision-making

• Design and maintain application-level database schemas.
• Optimize indexing strategies and data access patterns for performance and scalability.
• Ensure data integrity, reliability, and efficient processing across critical financial workflows.

Note: This role does not include enterprise data architecture ownership or analytics modeling responsibilities.

• Technical interview process includes a coding assessment focused on Python development.
• Candidates should be prepared to discuss architectural decisions, production support experience, and system design approaches.

• Full-time position.
• Competitive compensation package.
• Additional compensation details will be discussed during the interview process.
• Work model to be discussed with qualified candidates.

The successful candidate will have experience working within a FinTech SaaS product environment and will be comfortable operating in a client-facing capacity. This role requires an individual who can communicate effectively, demonstrate leadership potential, take ownership of technical initiatives, and contribute to the long-term success of the engineering organization.

Candidates should have a stable employment history and be authorized to work in the United States without current or future employer sponsorship requirements.