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Fiserv Optis - SME

Diverse Lynx, Myrtle Point, OR, United States


Client Optis - SME Remote Role Overview You will serve as the

hands‑on Optis Debit SME and API Orchestration Lead , directly embedded with M&T and Mphasis teams to:

Own the Optis debit migration path end‑to‑end

(not credit)

Challenge and validate Client guidance

with facts and prior experience

Drive Spring Boot/API orchestration

for inbound auth shielding and outbound maintenance operations

Accelerate retirement of TIBCO ESB

by guiding patterns and leading rewrites with backward compatibility

Stabilize delivery

— replace documentation gaps with executable tests, consistent mappings, and production‑ready designs

Key Responsibilities Optis Debit Migration Leadership

Lead solutioning for

debit migration to Client Optis , including field mappings, service behaviours,

PCF settings , and platform constraints.

Translate ambiguous/incorrect

Client Developer Studio

definitions into

validated, test‑proven API contracts

and payload structures.

Define and document

shielding patterns

for

inbound authorization

traffic (Optis → M&T) through the API layer.

Create and maintain

operational runbooks

(error codes, retries, idempotency, timeouts, fallbacks, alerting).

API Orchestration & Delivery

Design and build

Java Spring Boot

microservices for orchestration— stateless, scalable, and containerized .

Implement

backward‑compatible

behaviours to minimise channel change (Digital, IVR, Branch).

Lead

ESB‑to‑API refactor

(TIBCO → Spring Boot), ensuring parity, observability, and resiliency.

Define

non‑functional requirements

(performance SLAs, throughput, concurrency, resilience patterns, failure isolation).

Partner with SRE to establish

logging, metrics, tracing , and production readiness.

Program Acceleration & Governance

Establish a

fact‑based Optis knowledge base : tested examples, field dictionaries, PCF mappings, and channel matrices.

Run

integration spikes

to de‑risk uncertain areas; build

sandbox/test harnesses

for empirical validation.

Review designs, code, and test cases;

mentor engineers

and

coach Client

on Optis specifics and orchestration nuances.

Align designs and implementations with

enterprise standards

used in Garrett’s area.

Required Qualifications

5–10 years

in

debit card platforms

with

direct, hands‑on Client Optis (debit)

migration/implementation experience.

Expert‑level

Java/Spring Boot

for API/microservice development; containerised deployment experience (Docker/K8s/OpenShift).

Demonstrated success building

orchestration layers

(request routing, transformation, shielding, fault handling).

Experience

retiring legacy ESB

services and refactoring to

API‑first

architectures.

Strong knowledge of

authorization flows ,

card lifecycle events

(lock/unlock, lost/stolen, PIN, status), and

core banking touchpoints

(e.g.,

Hogan ).

Proven ability to

challenge vendor guidance

constructively and back it with

empirical tests

and production evidence.

Deep understanding of

API security

(gateway‑based authN/Z),

idempotency ,

transactional integrity , and

backward compatibility

strategies.

Exceptional documentation and communication skills; able to align architects, Client, channels and vendor teams.

Must be debit; credit‑only experience is not sufficient.

Preferred Qualifications

Prior experience

stabilising programmes

that were behind schedule and under‑resourced.

Familiarity with

Client Developer Studio

pitfalls and field‑level quirks (incl.

PCF

mapping).

Observability:

OpenTelemetry , distributed tracing, structured logging, service‑level dashboards.

Messaging/async patterns;

resiliency engineering

(circuit breakers, retries, bulkheads).

Banking regulatory & operational awareness (SOX, PCI DSS, PII handling, auditability).

Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the basis of their ability, competence and their proven capability to perform the functions outlined in the corresponding role. We promote and support a diverse workforce across all levels in the company.

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