Staff Engineer, Balance and Ledger – Core

Fanatics Betting & Gaming

. Own the architecture of ledger and balance services, including data models, consistency guarantees, and interfaces for balances and spend authorization .

Posted 11/6/2026full-timeRemote • New York • United StatesLead💰 $190,000 - $237,500 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and building distributed Java and Spring Boot services, with a strong focus on transactional consistency, idempotency, and financial systems. Proven ability to lead technical initiatives, mentor engineers, and collaborate across teams in a regulated environment.

Highest-signal resume keywords

Java ExpertiseSpring Boot DevelopmentLedger and Balance Service DesignEvent-Driven SystemsFinancial Reconciliation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringTransactional ConsistencyIdempotencyConcurrency ControlRelational Data ModelingMessage StreamingKafkaFinancial ReportingAudit CapabilitiesData Modeling

Soft Skills

Technical Direction SettingCross-Team CollaborationClear CommunicationMentoring

Tools & Technologies

AWSKubernetesDatadogGrafanaCloudWatch

Industry Keywords

Online GamingSports BettingFintechBankingPaymentsData PrivacyConsent Requirements

Tech Stack

Tools & technologies

AWSGrafanaJavaKafkaKubernetesSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Own the architecture of ledger and balance services, including data models, consistency guarantees, and interfaces for balances and spend authorization
Design and build distributed Java and Spring Boot services for high transaction volumes with strict correctness, idempotency, and auditability
Model funds by type and eligibility based on client, product, customer location, and transaction type
Lead phased migration of existing business wallets onto the shared ledger, including dual-running, reconciliation, cutover, and rollback plans
Architect event-driven integrations so balance changes are reliably published with dependable ordering and delivery
Work with Responsible Gaming and Fraud teams to enforce limits, self-exclusion, and other customer protections
Collaborate with Finance, Legal, and Compliance on fund attribution, settlement, chargebacks, and data sharing
Build reconciliation and audit capabilities, including transaction histories, financial reporting feeds, and verification tooling
Lead cross-team technical initiatives, architectural reviews, design sessions, and incident postmortems
Mentor engineers and improve security, observability, reliability, and testing standards
Partner with product, frontend, and mobile teams on consistent customer-facing balance behavior
Attend occasional Fanatics office or industry-event travel for planning, collaboration, and team development

Requirements

What you’ll need

8+ years of professional software engineering experience
Deep expertise in Java and Spring Boot
Experience designing and operating a ledger, wallet, balance service, or financial system of record
Strong command of transactional consistency, idempotency, concurrency control, and relational data modeling
Experience building event-driven systems and working with message streaming platforms such as Kafka
Demonstrated success setting technical direction and driving alignment across multiple teams
Experience migrating live, high-traffic systems with minimal customer impact
Ability to explain complex technical tradeoffs clearly to engineering, product, finance, and leadership audiences
Comfort working in a fast-paced, regulated environment with changing priorities
Preferred: experience in online gaming, sports betting, fintech, banking, or payments
Preferred: experience with shared platforms used by several business units
Preferred: experience with financial reconciliation, settlement, or accounting-oriented data models
Preferred: familiarity with data privacy and consent requirements
Preferred: experience with AWS, Kubernetes, and observability tooling such as Datadog, Grafana, or CloudWatch
Preferred: interest in developer experience, clean API design, and maintainable systems

Benefits

Comp & perks

Base and bonus compensation
Benefits information available at https://benefitsatfanatics.com/
Remote work arrangement
Occasional travel to Fanatics offices or industry events
In-person interview and onboarding components may apply
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