Quick overview
Job description
We are looking for Senior Full-Stack Engineer with strong experience across React/TypeScript frontend development and Node.js/TypeScript backend systems. This is a long-term, fully remote opportunity within a fast-moving fintech environment, working EST hours. The ideal candidate is proactive, asks thoughtful questions, and builds reliable, maintainable systems. The team actively uses AI coding tools such as Claude, so candidates must be comfortable using them and explaining their technical decisions.
Responsibilities- Build and maintain production-grade React, Node.js, and TypeScript applications.
- Develop backend services, APIs, integrations, and server-side validation.
- Manage PostgreSQL schemas, migrations, queries, indexes, and performance.
- Write unit, integration, and end-to-end tests.
- Design scalable systems using caching, queues, and background jobs.
- Improve legacy code and contribute to ongoing technical remediation.
- Collaborate with the team and clearly communicate technical decisions.
- 7+ years of professional software engineering experience.
- Strong, recent React, Node.js, and TypeScript experience.
- True full-stack expertise; primarily frontend candidates will not be considered.
- Hands-on PostgreSQL experience, including migrations and indexing.
- Production experience with AWS; ECS/Fargate, containers, S3, and CloudFront are preferred.
- Experience with system design, third-party integrations, and end-to-end testing.
- Comfortable using AI coding tools such as Claude.
- Strong English and Russian communication skills.
- Fintech or payments experience is preferred, including knowledge of ACH, reconciliation, compliance, and idempotency.
Similar jobs
- ZP
Senior GIS Developer - SydneyRecently posted
Zinfra PTY Ltd. · Sydney, New South Wales · Hybrid 🇦🇺
Stakeholder ManagementGitHTML+6TechnologySalary not listed - AT

MS D365 DeveloperRecently posted
Atturra · Melbourne · Hybrid 🇦🇺
AzureTechnologySalary not listed - MY

Senior Developer - PlatformRecently posted
Myob · Sydney, New South Wales · Hybrid 🇦🇺
TechnologySalary not listed - ZP
Senior GIS Developer - Build Enterprise Spatial SolutionsRecently posted
Zinfra PTY Ltd. · Sydney, New South Wales · Hybrid 🇦🇺
Stakeholder ManagementTechnologySalary not listed - CS

Professional Education Content Developer - Global TeamRecently posted
CMR Surgical Ltd. · Western Australia · Hybrid 🇦🇺
Microsoft OfficeTechnologySalary not listed - NA
Hybrid Senior Core Java Developer, Trading SystemsRecently posted
Nasdaq, Inc · Sydney · Hybrid 🇦🇺
GitJavaCI/CD+2TechnologySalary not listed - NO
Full-Stack Engineer: Next.js, AWS Sydney HybridRecently posted
Notara · Sydney · Hybrid 🇦🇺
Next.jsAWSReact+2TechnologySalary not listed - ND
Senior Application Developer FullStackRecently posted
NSW Department of Communities and Justice · Parramatta, New South Wales · Hybrid 🇦🇺
Stakeholder ManagementMySQLOracle+11TechnologyA$133.3k - A$146.9k/yr - NA
Senior Core Java Developer - TradingRecently posted
Nasdaq, Inc · Sydney · Hybrid 🇦🇺
ShellGitJava+3TechnologySalary not listed - ND
Senior Full-Stack Java/Node Dev - Cloud SolutionsRecently posted
NSW Department of Communities and Justice · Parramatta, New South Wales · Hybrid 🇦🇺
SpringAWSJava+2Salary not listed - NA

Application Security DeveloperRecently posted Auto Apply
NCS Australia · Sydney, NSW · Hybrid 🇦🇺
TypeScriptPythonJava+10TechnologySalary not listed - AC
Database Developer (NV1)Recently posted
Accenture PLC · Sydney · Hybrid 🇦🇺
Stakeholder ManagementMySQLOracle+13TechnologySalary not listed
