[Remote] Staff Software Engineer, Backend at Flex

United States

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

FinTech, PaymentsIndustries

Requirements

6–8+ years of professional software engineering experience, with a focus on backend development
4+ years of hands-on Java experience (Spring core/web/boot, Gradle, JUnit, JVM tuning & performance)
Strong computer science fundamentals and proven experience designing scalable, distributed systems
Experience leading the delivery of multiple high-impact projects end-to-end
Skilled at working with both technical and non-technical stakeholders, aligning on scope and delivery
Ability to write high-quality, testable, maintainable, and secure code
Hands-on experience with distributed environments, fault-tolerant systems, multiple external dependencies, service-oriented architecture, REST APIs, message queues, and scalable system design

Responsibilities

Design, build, and scale backend services and APIs that power Flex’s consumer apps, partner integrations, and core platforms
Provide technical leadership and guidance on system architecture, long-term vision, and team best practices
Lead the delivery of highly impactful products end-to-end, from requirements gathering to rollout, with high quality and timeliness
Work closely with product, design, and cross-functional teams to translate requirements into robust technical solutions
Build robust, fault-tolerant systems with multiple external dependencies in distributed environments
Drive adoption of best practices across the engineering org, including testing, observability, automation, and CI/CD
Mentor and support engineers on the team, raising the technical bar and fostering growth
Operate services in production with high availability, leveraging monitoring and observability tools
Contribute to evolving Flex’s service-oriented architecture, REST APIs, message queues, and scalable system design
Balance hands-on execution with architectural decision-making, ensuring velocity and long-term maintainability

Skills

Backend Development

APIs

Scalable Systems

System Architecture

Payment Integrations

Microservices

Mentoring

Technical Leadership

Flex

Comprehensive contract manufacturer for electronics

About Flex

Flex provides comprehensive electronics manufacturing services, originally starting with circuit board production for tech companies in Silicon Valley. The company automates its manufacturing processes to ensure reliability and cost-effectiveness, which has made it a trusted partner for various industries, including automotive, healthcare, and consumer electronics. Flex's services encompass design, engineering, manufacturing, and supply chain management, allowing businesses to outsource their production needs and focus on their core activities. A key differentiator for Flex is its subsidiary, Anord Mardix, which specializes in critical power solutions and custom products for clients with complex requirements. Additionally, Flex is dedicated to sustainability, aiming for a significant portion of its customers to adopt science-based emissions targets by 2025, reflecting its commitment to environmental responsibility.

Singapore, SingaporeHeadquarters

1969Year Founded

$200MTotal Funding

IPOCompany Stage

Industrial & Manufacturing, EnergyIndustries

10,001+Employees

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Company Match

Company Equity

Unlimited Paid Time Off

Paid Holidays

Parental Leave

Profit Sharing

Risks

Integrating JetCool Technologies may lead to operational and cultural alignment challenges.

Partnership with Musashi Energy exposes Flex to risks of emerging technology failures.

Jamdeo joint venture faces competitive pressures in the smart TV and media streaming market.

Differentiation

Flex offers end-to-end manufacturing solutions, from design to supply chain services.

Anord Mardix, a Flex subsidiary, specializes in critical power solutions and custom offerings.

Flex's commitment to sustainability aligns with global efforts to combat climate change.

Upsides

Flex's acquisition of JetCool enhances its data center cooling solutions for AI servers.

Partnership with Musashi Energy boosts Flex's AI data center energy storage capabilities.

Flex's Zhuhai facility's AME Excellence Award highlights its world-class manufacturing standards.

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