Java FS Developer

Job Description

W-2 Open Positions Need to be Filled Immediately. Consultant must be on our company payroll, Corp-to-Corp (C2C) is not allowed.

Candidates encouraged to apply directly using this portal. We do not accept resumes from other company/ third-party recruiters -->

Job Overview

Job ID: J53151

Posted Date: 01/30/2026

--> Specialized Area: Java FS Developer

--> Job Title: Java FS Developer

Location: South San Francisco, CA

Duration: 16 Months + Extension

Hourly Rate: Depending on Experience (DOE)

Domain Exposure: Retail

--> Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, L2-EAD, GC-EAD

Client: To Be Discussed Later

Employment Type: W-2, 1099, C2C Bench Recruiter: Clara Scott

-->

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Job Description -->

Role: Java FS Developer

Location: South San Francisco, CA

Client: Gspann/ Twist Bioscience

Job Description

Position Overview: Twist is looking for an experienced Senior Full Stack Engineer to maintain and enhance their multi-repository e-commerce platform and internal tools. The ideal candidate is highly versatile, capable of working across different stacks, and experienced in building scalable applications within a modern microservices environment.

Key Responsibilities

Develop, enhance, and maintain frontend and backend systems across multiple repositories.

Build responsive user interfaces using React and TypeScript primarily.

Design, implement, and maintain RESTful APIs in Java, Python, and Node.js.

Create and document APIs using Swagger/OpenAPI.

Work with containerized applications using Docker and manage deployments on Kubernetes (EKS).

Configure and maintain CI/CD pipelines (Drone CI).

Monitor application performance and debug issues using logging and metrics tools.

Integrate and maintain payment processing systems (e.g., Stripe).

Collaborate with cross-functional teams including Product, Design, and DevOps.

Manage codebases effectively using Git.

Solid understanding of microservices architecture and system integrations.

Preferred Skills and Experience

Familiarity with Ruby on Rails is a plus.

Hands-on experience with AWS services (S3, EKS, Cost Explorer, WAF, Bedrock).

Knowledge of Salesforce APIs (SFDC) integration is preferred.

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