Backend Tandem Dev

At

Sequoia Connect , we are a

Talent-First Technology Ecosystem

that redefines how elite professionals interact with the global digital landscape. We move beyond traditional models to act as a catalyst for the top 1% of global talent, connecting human potential with complex industrial execution. By joining our inner circle, you are not simply taking a position; you are aligning with a strategic partner dedicated to updating your \"Human OS\" and accelerating your growth through world-class, high-impact projects.

We are currently partnering with a global IT powerhouse that represents the connected world through innovative, customer-centric experiences. As a USD 6 billion organization and one of the top 7 IT service providers globally, our client empowers over 1,200 global customers—including several Fortune 500 companies—to \"RiseTM.\" With a massive network of 163,000+ professionals across 90 countries, they are at the absolute forefront of digital transformation, leveraging next-generation technologies such as 5G, AI, Blockchain, and Quantum Computing.

This is your chance to thrive in a workplace recognized as one of the most sustainable corporations in the world. You will join an environment that values innovation and societal impact, working on end-to-end digital transformation projects for global leaders. If you are a driven professional looking for global career opportunities and exposure to high-impact projects within an international network of expertise, this is where you belong. We are currently searching for a

Backend Tandem Dev: Responsibilities: Design, build, and maintain integrations

to expose business logic from the

NonStop/Tandem platform

via

SOAP and REST web services . Modernize legacy modules

written in

COBOL, C, and Java , ensuring high availability, scalability, and security. Develop and debug serverclass and batch components

within the Tandem environment. Manage and optimize database interactions

using

SQL/MP and SQL/MX . Ensure secure data exposure

for both internal and external consumption. Requirements: 2-3 years of experience with Tandem systems

(Guardian, OSS, Pathway, Webgate). Strong proficiency in Java SE (JDK 11+) . Proven experience in low-level and legacy languages:

C, COBOL, and TAL . Solid knowledge of Tandem-specific environments:

Guardian and OSS . Expertise in web service protocols:

SOAP/XML and REST/JSON . Hands-on experience with SQL/MP and SQL/MX

databases. 3 years of experience in the Banking/Financial industry. Desired: Experience in legacy-to-service modernization projects. Familiarity with high-volume transaction processing in financial environments. Languages Advanced Oral English. Advanced Spanish. Note: Hybrid

If you meet these qualifications and are pursuing new challenges,

start your application on our website

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Sequoia Career's Page : Requirements: 2-3 years of experience with Tandem systems

(Guardian, OSS, Pathway, Webgate). Strong proficiency in Java SE (JDK 11+) . Proven experience in low-level and legacy languages:

C, COBOL, and TAL . Solid knowledge of Tandem-specific environments:

Guardian and OSS . Expertise in web service protocols:

SOAP/XML and REST/JSON . Hands-on experience with SQL/MP and SQL/MX

databases. 3 years of experience in the Banking/Financial industry.