1,964,238open jobs
116,022companies
248,164added this week
Browse all
Salary
$150k – $220k per year
Location
In office (Chicago)
Seniority
Senior · 4+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Sep 16, 2026. Finix scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Finix gives software platforms the infrastructure to process payments themselves rather than reselling another provider's service. Its stack covers merchant onboarding, card acquiring, payouts and dispute handling under the platform's own brand. The company later became a registered payment facilitator so customers can go live without a separate acquirer.

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
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,964,238 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Recommended for you based on this role

Backend
Similar stack
Same company
Chicago
≈ $95k – $188k per year (Estimated) • Hybrid • Full-Time • 2+ years exp • Saint Louis
Python
JavaScript
Java
Java
Maven
Gradle
AI/ML
Copilot
LLM
Mobile
JUnit
DevOps
GCP
Azure
CI/CD
Jenkins
Git
AWS
GitHub
Management
Agile
Apply
$125k – $188k per year • Hybrid • Full-Time • Salisbury
DevOps
OpenShift
Azure
CI/CD
Docker
Kubernetes
Configuration Management
Analytics
Master Data Management
Management
Agile
Apply
≈ $178k – $331k per year (Estimated) • In office • 5+ years exp • Palo Alto
JavaScript
TypeScript
Node JS
AI/ML
AI Agents
Frontend
React.js
DevOps
GCP
AWS
Apply
$99k – $136k per year • In office • Full-Time • 4+ years exp • Bachelor's Degree • Morrisville
Python
JavaScript
Python
Flask
FastAPI
Django
Databases
PostgreSQL
AI/ML
Polars
SciPy
Pandas
NumPy
Frontend
Vue.js
React.js
DevOps
Rest API
Azure
AWS
Docker
HPC
Analytics
Plotly
Management
Agile
Apply
$144k – $194k per year • Equity • In office • TS/SCI • Full-Time • 5+ years exp • Bachelor's Degree • Arlington
Python
Java
C#
DevOps
AWS
Apply
$140k – $190k per year • In office • Full-Time • San Francisco
Analytics
A/B Testing
Marketing
LinkedIn Ads
Google Ads
HubSpot
Apply
GTM Engineer 2 months ago
$140k – $180k per year • In office • Full-Time • 5+ years exp • San Francisco
Databases
Snowflake
Google BigQuery
AI/ML
LangChain
Claude
CrewAI
Anomaly Detection
OpenAI
Management
Zapier
Marketing
HubSpot
Apply
≈ $84k – $178k per year (Estimated) • Remote (United States) • Full-Time • 3+ years exp • San Francisco
Marketing
Salesforce
HubSpot
Apply
≈ $179k – $357k per year (Estimated) • In office • Full-Time • 5+ years exp • PhD • San Francisco
Apply
≈ $67k – $129k per year (Estimated) • Remote (Canada) • Full-Time • 5+ years exp • Toronto
Apply
$129k – $139k per year • Remote (United States) • Bachelor's Degree • Chicago
AI/ML
Copilot
Management
SharePoint
Agile
Scrum
Apply
$53k – $64k per year • In office • PhD • Chicago
Apply
$127k – $191k per year • In office • 8+ years exp • Bachelor's Degree • Chicago
DevOps
Terraform
New Relic
AWS CDK
CloudFormation
Datadog
CI/CD
AWS
AWS Lambda
Amazon EC2
Amazon S3
Amazon CloudWatch
Management
Agile
Scrum
Apply
GENERAL MANAGER 1 day ago
$120k – $130k per year • In office • Full-Time • Chicago
Apply
$108k – $162k per year • In office • Full-Time • 5+ years exp • Bachelor's Degree • Chicago
Analytics
Microsoft Excel
Apply
See all jobs
This is one of many
1,964,238 more open roles from verified company boards, updated every day.