Stax Payments Tech Stack

Payment processor and integrated billing platform for SaaS and merchant services

Financial Services Orlando, Florida 201–500 employees Founded 2014 Privately Held

Stax Payments operates a multi-product payment stack—processing, recurring billing, and surcharging—built on AWS infrastructure (ECS, Fargate, Lambda, RDS, DynamoDB, Kinesis). The tech choices and project list reveal a security-first, compliance-heavy operation: active SOC 1 audit implementation, Infrastructure-as-Code security automation, and bi-annual card brand updates dominate the roadmap. Hiring leans engineering and support, signaling operational scale challenges in a complex distributed environment.

Tech Stack 65 technologies

Core StackKotlin Swift AWS AWS Lambda AWS RDS DynamoDB AWS Glue Splunk Palo Alto Networks Terraform Android iOS CocoaPods Maven Central Gradle Apple App Store AWS Control Tower AWS Identity Center OIDC AWS ECS AWS Fargate Aurora Athena Kinesis QuickSight AWS Security Hub GuardDuty AWS Transit Gateway AWS WAF AWS CDK+34 more

What Stax Payments Is Building

◆Challenges

Managing bi-annual card brand updates
Ensuring platform compliance
Maintaining payment system reliability
Cost efficiency
Complex distributed environments
Complex security transformations
Third-party vendor relationships
Remediation cycles
Reducing support workloads
Escalated support issues

▲Active Projects

Bi-annual card brand enhancements
Payment processing tool development
Compliance and risk mitigation
Stax pay mobile apps
Public-facing payment sdks
Payment terminal integrations
Soc 1 audit program implementation
Automation of security controls via iac
Security operations center incident response
Tooling for issue resolution

Hiring Activity

Steady9 roles · 3 in 30d

Department

Engineering

Support

Ops

Product

Sales

Security

Seniority

Mid

Senior

Lead

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About Stax Payments

Stax Payments is a payments technology provider serving ISVs, ISOs, and SMB merchants. The company operates three product lines: Stax Connect (embedded payments for SaaS platforms), Stax Pay (direct merchant acceptance), and Stax Bill (automated recurring billing), plus CardX (surcharging with compliance tooling). Founded in 2014 and headquartered in Orlando, Stax processes payments end-to-end and generates partner revenue through integrated APIs and mobile applications. The business faces ongoing challenges around card brand compliance cycles, distributed-system reliability, and support escalation volume.

HeadquartersOrlando, Florida

Company Size201–500 employees

Founded2014

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Stax Payments use?

AWS (ECS, Fargate, Lambda, RDS, Aurora, DynamoDB, Kinesis, Athena, Glue, QuickSight), Terraform, AWS CDK, Palo Alto Networks, Splunk, and mobile frameworks (iOS, Android, Kotlin, Swift).

What is Stax Payments working on?

Payment processing tool development, mobile app expansion (Stax Pay), public payment SDKs, payment terminal integrations, SOC 1 audit programs, security control automation via Infrastructure-as-Code, and compliance/risk mitigation tooling.