STS Modernization Developer

Net2Source (N2S); Austin (TX); On-site; USD 110,000 - 160,000; Full time

Job summary

Net2Source (N2S) is seeking a STS Modernization Developer in Austin to modernize legacy applications, refactor outdated components, and deliver scalable, cloud-ready solutions. You will transform systems, improve performance, and align with modern architecture standards.

Key responsibilities include analyzing legacy apps, designing modernization paths, and collaborating with architects, DevOps, and modernization teams to ensure end-to-end upgrades with robust testing and release planning.

Qualifications

• Experience in application modernization or legacy system transformation.
• Understanding of modern architectures: microservices, REST APIs, CI/CD pipelines, cloud-ready design.
• Ability to work with legacy systems (old frameworks, monoliths, on-prem infra, old API layers).
• Good debugging, analytical, and problem-solving skills.

Responsibilities

• Analyze legacy applications and design modernization paths (refactor, rebuild, replatform).
• Develop updated components using modern languages, frameworks, and architectural patterns.
• Improve existing APIs, integrations, and data flows to meet current standards.
• Enhance system performance, scalability, and maintainability.
• Collaborate with architects, DevOps, and modernization teams to deliver end-to-end upgrades.
• Participate in testing, documentation, release management, and cutover planning.

Skills

Legacy modernization

Microservices design

API development

CI/CD pipelines

Cloud-ready design

Debugging & problem-solving

Tools

Containerization

Kubernetes

IaC (Terraform/CloudFormation)

Code scanners

Job description

Job Duration : Long-term Contract(12+ months)

Job Description:

The STS Modernization Developer is responsible for modernizing legacy applications, refactoring outdated components, and building updated, scalable, cloud-ready solutions. The role focuses on transforming existing systems, improving performance, enhancing integrations, and aligning applications with modern architecture standards.

Key Responsibilities

• Analyze legacy applications and design modernization paths (refactor, rebuild, replatform).
• Develop updated components using modern languages, frameworks, and architectural patterns.
• Improve existing APIs, integrations, and data flows to meet current standards.
• Enhance system performance, scalability, and maintainability.
• Collaborate with architects, DevOps, and modernization teams to deliver end-to-end upgrades.
• Participate in testing, documentation, release management, and cutover planning.

Required Skills

• Experience in application modernization or legacy system transformation.
• Understanding of modern architectures: microservices, REST APIs, CI/CD pipelines, cloud-ready design.
• Ability to work with legacy systems (old frameworks, monoliths, on-prem infra, old API layers).
• Good debugging, analytical, and problem-solving skills.

Preferred Skills

• Experience with cloud migration (AWS / Azure / GCP).
• Knowledge of containerization, orchestration, and Infrastructure-as-Code.
• Familiarity with modernization tools (code scanners, migration analyzers).
• Experience with service rewriting, replatforming, or decoupling monoliths.