Custom Engineering · iOS & macOS · Payments · AI · Security
Focus

Specialists in iOS and macOS development. One Swift codebase, native on iPhone, iPad, and Mac. Senior engineering at competitive rates built for partnership, not procurement. Learn more ›

Engineering teams that ship.
From prototype to production.

Bespoke engineering for companies building the next generation of Apple platform apps, payments, intelligence, and digital experience. Senior team, partnership pricing. We take the whole stack, or slot into yours.

20+
Years in payments
100+
Production launches
99.99%
Platform uptime
24/7
Partnership
iOS DevelopmentmacOS DevelopmentSwiftUIOne Codebase, iPhone iPad MacPayments EngineeringEMV CertificationAI & LLMsRAG & AgentsCloud InfrastructureCyber SecuritySOC2 / PCIWeb & Next.jsNACHA ACHTSYSFiservGlobal PaymentsWorldpayWorldlineElavon iOS DevelopmentmacOS DevelopmentSwiftUIOne Codebase, iPhone iPad MacPayments EngineeringEMV CertificationAI & LLMsRAG & AgentsCloud InfrastructureCyber SecuritySOC2 / PCIWeb & Next.jsNACHA ACHTSYSFiservGlobal PaymentsWorldpayWorldlineElavon
Why Alliance Optimal

Outsourcing, reimagined.

We're not a body-shop counting billable hours. We're engineers and operators who've shipped the systems you're trying to build, and we care about what happens after launch.

Deep industry experience

Two decades shipping at scale across payments, fintech, and enterprise, we know what breaks in production because we've fixed it.

Right the first time

We prototype, validate, and pressure-test before a line of production code gets written. Fewer surprises, shorter timelines, better launches.

Cost & time effective

Our partnership model aligns on outcomes, so you stop paying for time and start paying for results delivered on the calendar that matters.

What we do

A team for every layer of the stack.

Specialists across design, engineering, AI, and operations, assembled around your outcome.

Payments Integration

EMV, contactless, POS, gateway, and processor work from engineers who have certified dozens of integrations in production.

EMVISO 8583TokenizationPCI

AI & Machine Learning

LLM agents, retrieval systems, evaluation harnesses, and model deployment. Applied AI that survives contact with real data.

LLMsRAGEvalsAgents

Cyber Security

Threat modeling, hardening, SOC2/PCI compliance, penetration testing, and IR playbooks ready before you need them.

SOC2PentestIRHardening

iOS & macOS Specialists

Our core focus. Native Apple platform development in Swift and SwiftUI, one codebase shipping to iPhone, iPad, and Mac. Senior-led, App Store ready.

SwiftSwiftUIMac CatalystiPadOSApp Store
See iOS & macOS pages

Web & Cross-Platform

Modern frameworks, cross-platform apps, and design systems that scale. Next.js and React on the web, Kotlin where Android is the priority.

Next.jsReactKotlinTypeScript

Managed IT & DevOps

CI/CD, infrastructure-as-code, observability, incident response. Operations as a discipline your team can actually sleep through.

AWSGCPTerraformK8s

Digital Transformation

Audit legacy workflows, design automation, and roll out measurable change across the business, not just a new dashboard.

AutomationData pipelinesChange mgmt

Product Design

Research, prototyping, and motion. Design the full experience before engineering commits, less rework, better launches.

UXUI systemsPrototyping

Brand & Motion

Visual identity, motion systems, and marketing pages that reflect what the product actually is, not what the template suggests.

IdentityMotionWeb

Process Improvement

Operational consulting grounded in data. We find where work stalls, fix the system around it, and measure the lift.

Ops auditsMetricsRollouts
How we work

Four phases. No mystery.

Our process is deliberately visible, you always know what's happening, what's next, and what it costs.

01 · DISCOVER

Research

Workshops, stakeholder interviews, and technical audits to map the real problem, not the one in the brief.

02 · DESIGN

Prototype

Interactive prototypes, architecture diagrams, and scope shaping. Validate before we build.

03 · BUILD

Engineer

Production-grade code, test coverage, and weekly demos. Transparent burn-down on whatever system you use.

04 · SHIP

Launch & iterate

Observability, rollout plans, and post-launch support. We're there when the first real user hits the system.

Tooling

Battle-tested tech.

We pick tools on merit, not fashion. A selection of what we ship with most often.

Next.jsReactNode.jsPythonGoSwiftKotlinPostgreSQLRedisAWSGCPTerraformKubernetesDockerOpenAIAnthropicVercelGitHub ActionsDatadogStripe
Our approach

A partnership, not a contract.

Traditional outsourcing is optimized for billable hours. We're optimized for your outcome, which means transparency, calibration, and getting the job done right the first time.

Clear communication

Regular, proactive updates and honest trade-off conversations. We tell you what we'd do if it were our product, because we treat it that way.

Outsourcing, revolutionized

We don't bill for hours we don't save. We measure success the way you do, by what shipped, what worked, and what moved the needle.

Let's build

Ready for the partnership you actually wanted?

Tell us what you're working on. We'll respond with a real perspective, not a sales deck.

Start a conversation