Senior Software Engineer

New York Technology Partners; Salt Lake City (UT); On-site; USD 120,000 - 170,000; Full time

Job summary

New York Technology Partners in Salt Lake City seeks a Senior Software Engineer to join an established product development team delivering rapid improvements to a proprietary resale platform. You will collaborate with engineers, QA, UX, and Product Management to build and enhance the software across the stack.

You will develop features across full stack, write tests, improve performance, and contribute to release processes while mentoring teammates and participating in occasional on-call support.

Qualifications

• 6+ years of experience building web applications
• Strong understanding of one or more modern backend languages and frameworks
• Significant experience with modern frontend frameworks and API technologies
• Excellent communication and written skills
• Resourceful, detail-oriented, and independent
• Ability to produce high-quality code independently without relying on LLM assistance

Responsibilities

• Develop new features and fixes across the full software stack
• Understand and enhance a proprietary software suite including POS, product appraisal, and inventory management
• Own software quality by writing unit and integration tests and manually testing changes
• Improve reliability, performance, and speed of software products
• Refine development and release processes
• Collaborate with front-line teams to troubleshoot bugs
• Play an integral role in the Shape Up lifecycle
• Mentor teammates and share knowledge
• Foster a collaborative team environment and listen to others
• Participate in on-call or support escalation for critical incidents

Skills

Web development

Backend development

Frontend development

APIs

Unit testing

Mentoring

Tools

Playwright

React

TypeScript

MobX

OpenTelemetry

OpenObserve

Job description

The Senior Software Engineer will join an established product development team focused on delivering rapid improvements to new and existing software systems. This role will work closely with engineers, QA, UX Design, and Product Management to build and enhance a proprietary software platform serving the resale industry.

Key Responsibilities

• Develop new features and fixes across the full software stack


• Develop a deep understanding of a proprietary software suite that combines point-of-sale, product appraisal, and inventory management systems


• Own software quality by writing unit and integration tests and manually testing both personal and peer code changes


• Improve the reliability, performance, and speed of software products


• Contribute to the refinement of development and release processes


• Partner with front-line teams to troubleshoot and resolve bugs as needed


• Play an integral role in the Shape Up software development lifecycle


• Mentor and support fellow team members through coaching and knowledge sharing


• Foster a collaborative team environment by actively listening and respecting the ideas of others


• Participate in occasional on-call or support escalation for critical software incidents

What We're Looking For

• 6+ years of experience building web applications


• Strong understanding of one or more modern backend languages and frameworks


• Significant experience with modern frontend frameworks and API technologies


• Excellent communication and written skills


• Resourceful, detail-oriented, and comfortable working independently


• Ability to produce high-quality code independently without relying on LLM assistance

Professional experience with the following technologies or similar tools:

• Testing: Unit and integration testing, Playwright for end-to-end testing


• Frontend: React, TypeScript, MobX


• Platform: Hybrid hosting, cloud-native infrastructure on DigitalOcean, IoT with Balena


• Observability: OpenTelemetry (OTel), OpenObserve, RUM


• Version Control: GitHub, Forgejo


• DevOps: GitHub/Forgejo, Docker Hub


• Communication: Slack, Gmail, Google Docs