Senior Software Engineer, Invest / Trade (Full Stack, React)

Gemini
Singapore
Hybrid

Who this role is best for

Candidates with full-stack development experience in React and backend systems will find this senior role in Singapore's trading systems team appealing, particularly those with a background in financial services or regulated systems.

Best fit for

  • Candidates with full-stack development experience in React and backend systems and a background in financial services or regulated systems
    — “Financial services, trading, payments, or regulated systems
  • Individuals with proven ownership of complex projects from design to production
    — “Proven ownership of complex projects from design to production

Things to consider

  • In-person onboarding and partial office presence are required despite hybrid work policy
    — “All employees are required to onboard in-person at our office
  • The role demands cross-functional collaboration with product managers and designers
    — “Collaborate with product managers, designers, and engineers

How to stand out

  • Highlight experience with frontend architecture and performance optimization in your resume and interviews
    — “Define frontend architecture and build reusable components
  • Showcase your ability to make pragmatic technical decisions and communicate trade-offs effectively
    — “Make pragmatic technical decisions and communicate trade-offs
  • Emphasize your experience with large-scale, production-grade web applications built with React and TypeScript
    — “Experience building large-scale, production-grade web applications
  • Demonstrate familiarity with backend development in Scala or Go and cloud infrastructure like AWS
    — “Develop and integrate backend services using Scala or Go
  • Include examples of mentoring engineers and improving engineering standards in your application materials
    — “Review code, mentor engineers, and improve engineering standards
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • design and deliver scalable web applications
  • own features from technical design through release
  • define frontend architecture
  • contribute to React Native applications
  • develop backend services
Typical background
experience in full-stack developmentbackground in web and mobile development

Skills & requirements

Required

ReactTypeScriptJavaScriptHTMLCSSWeb ApplicationsBackend ServicesAPI IntegrationDistributed Systems

Preferred

React NativeScalaGoAWSDockerKubernetesTerraformCI/CDREST ApisEvent-driven ArchitectureKafkaAI Coding AgentsFinancial ServicesTradingPaymentsRegulated Systems

Stack & domain

ReactTypeScriptJavaScriptHTMLCSSWeb ApplicationsReact NativeScalaGoAWSDockerKubernetesTerraformCI/CDREST ApisEvent-driven ArchitectureKafkaDistributed SystemsAI Coding AgentsAi-assisted Development WorkflowsFinancial ServicesTradingPaymentsRegulated SystemsLeadershipCommunicationProblem-solvingTeamworkClient Relationship BuildingCross-functional CollaborationFinanceCryptoWeb3PersonalizationMarketplaceExperience SystemsWeb ExperimentationSite-wide TestingVariant GenerationMeasurement Discipline

About the role

Original posting from Gemini via Greenhouse

About the Company

Gemini is a global crypto and Web3 platform founded by Cameron and Tyler Winklevoss in 2014, offering a wide range of simple, reliable, and secure crypto products and services to individuals and institutions in over 70 countries. Our mission is to unlock the next era of financial, creative, and personal freedom by providing trusted access to the decentralized future. We envision a world where crypto reshapes the global financial system, internet, and money to create greater choice, independence, and opportunity for all — bridging traditional finance with the emerging cryptoeconomy in a way that is more open, fair, and secure. As a publicly traded company, Gemini is poised to accelerate this vision with greater scale, reach, and impact.

The Department: Invest / Trade

The Role: Senior Software Engineer (Full Stack, React)

We are looking for a Senior Full-Stack Engineer to build and own products across web, mobile, and backend systems. Your primary focus will be developing complex web applications using React and TypeScript. You will also contribute to React Native mobile applications and backend services built with Scala and Go on AWS.

Responsibilities:

Design and deliver scalable web applications using React and TypeScript. 

Own features from technical design through release, monitoring, and improvement. 

Define frontend architecture and build reusable components. 

Contribute to React Native applications for iOS and Android. 

Develop and integrate backend services using Scala or Go. 

Make pragmatic technical decisions and communicate trade-offs. 

Improve performance, accessibility, reliability, testing, and security. 

Collaborate with product managers, designers, and engineers. 

Review code, mentor engineers, and improve engineering standards. 

Use AI development tools effectively while remaining accountable for code quality.

Minimum Qualifications:

Strong experience with React, TypeScript, JavaScript, HTML, and CSS. 

Experience building large-scale, production-grade web applications. 

Strong knowledge of frontend architecture, performance, testing, and accessibility. 

Solid software engineering and system-design fundamentals. 

Experience integrating web applications with APIs and distributed systems. 

Ability and willingness to contribute to React Native and backend development. 

Proven ownership of complex projects from design to production. 

Strong communication, technical leadership, and mentoring skills.

Preferred Qualifications:

React Native or native mobile development. 

Backend development with Scala, Go, Java, or Kotlin. 

AWS, Docker, Kubernetes, Terraform, and CI/CD. 

REST APIs, event-driven architecture, Kafka, and distributed systems. 

AI coding agents and AI-assisted development workflows. 

Financial services, trading, payments, or regulated systems.

It Pays to Work Here

We take a holistic approach to compensation at Gemini, which includes:

Comprehensive health plans covered at 100% for employees and dependents

Long-term incentive in the form of a new hire equity grant

Paid Parental Leave

Competitive paid time off

In Singapore, we have a hybrid work policy. Employees are expected to work from the office part of the week. We believe our hybrid approach increases productivity through more in-person collaboration where possible. All employees are required to onboard in-person at our office.

At Gemini, we strive to build diverse teams that reflect the people we want to empower through our products, and we are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. Equal Opportunity is the Law, and Gemini is proud to be an equal opportunity workplace. If you have a specific need that requires accommodation, please let a member of the People Team know.

#LI-AA1

Source: Gemini careers (Greenhouse)

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