AtSequoia Connect , we are aTalent-First Technology Ecosystemthat 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 integral 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 5 G, 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 aBackend Tandem Dev:
Responsibilities:
Design, build,



and maintain integrationsto expose business logic from theNon Stop/Tandem platformviaSOAP and REST web services.
Modernize legacy moduleswritten inCOBOL, C, and Java , ensuring high availability, scalability, and security.
Develop and debug serverclass and batch componentswithin the Tandem environment.
Manage and optimize database interactionsusingSQL/MP and SQL/MX.
Ensure secure data exposurefor 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/MXdatabases.
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:
HybridIf you meet these qualifications and are pursuing new challenges,start your application on our websiteto join an award-winning employer.
Explore all our job openings |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/MXdatabases.
3 years of experience in the Banking/Financial industry.

📌 Backend Tandem Dev (Aguascalientes)
🏢 Sequoia Connect
📍 Aguascalientes