Senior Software Engineer
Finix · On-site
MeritLog read this listing from Finix's Lever job board and last checked it on September 12, 2026.
Source: the employer's Lever job board. Open the original listing for current details.
Job details
- Work model
- On-site
- Salary
- $150,000 - $220,000
- Location
- San Francisco
- Occupation
- Software Developers(O*NET 15-1252.00)
Hiring context
How this role compares at Finix
Finix has 15 live roles in MeritLog’s catalog across 7 job families, and 8 of them are in engineering. 5 of those listings publish a pay range, a disclosure rate of 33%.
Finix concentrates this hiring in:
Counted across the job boards MeritLog tracks, at the time this page was served. Pay comparisons use only listings that publish a complete range in the same currency and period.
What the role asks for
What you'd do
- Deep dive into our customers’ needs, and work with product management to define new services
- Own the technical vision, implementation, best practices and infrastructure within your domain
- Develop close relationships with product management and peer engineers
- Become an expert in your payments domain and mentor junior software engineers
- Proactively improve our architecture, frameworks, tooling, automation, and best practices
- Experienced in designing, implementing, and testing superior software
- Comfortable continuously delivering code, infrastructure, tests and features to production
- Excited about finding new and better ways to make software reliable, scale and perform
- Obsessed with finding edge cases, understanding requirements and design implications
- Proactive in monitoring running systems and troubleshooting production issues
- Always looking for ways to grow, opportunities to mentor and collaborate with peers
- Have 4+ years of experience building and designing systems with several lifecycles
- Extensive experience implementing secure APIs, highly available and observable services
- Led and mentored more junior software engineers
- Kept tight control on multiple competing priorities and have strong ability to multitask
- Raised the bar on every project you were involved in
Parsed by MeritLog from the employer’s own posting. The full description follows below.
Job description
About Finix Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco. To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others About the role The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform of our customers’, our engineering team owns our customers’ ability to capture revenue. The Sr. Software Engineer role centers around envisioning superior technical solutions to our customers’ payment needs, leading its implementation and continuously ensuring reliable service to our customers. You will have broad autonomy and responsibility for formulating the best solution possible and working with your peers to deliver your vision. Finix is looking for a team member to join our engineering team who brings exceptional technical acumen, attention to detail, interest to grow and an obsession with building excellent, performing and scalable software. You will • Deep dive into our customers’ needs, and work with product management to define new services • Own the technical vision, implementation, best practices and infrastructure within your domain • Develop close relationships with product management and peer engineers • Become an expert in your payments domain and mentor junior software engineers • Proactively improve our architecture, frameworks, tooling, automation, and best practices You are • Experienced in designing, implementing, and testing superior software • Comfortable continuously delivering code, infrastructure, tests and features to production • Excited about finding new and better ways to make software reliable, scale and perform • Obsessed with finding edge cases, understanding requirements and design implications • Proactive in monitoring running systems and troubleshooting production issues • Always looking for ways to grow, opportunities to mentor and collaborate with peers You have • Have 4+ years of experience building and designing systems with several lifecycles • Extensive experience implementing secure APIs, highly available and observable services • Led and mentored more junior software engineers • Kept tight control on multiple competing priorities and have strong ability to multitask • Raised the bar on every project you were involved in
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