Skip to content
Just AppraisedJust AppraisedUnited States

Senior Software Engineer

Senior Software Engineer designs and builds scalable backend systems with Java and PostgreSQL, develops frontend features using React and TypeScript, and owns end-to-end product delivery on AWS infrastructure. Requires 5+ years experience in backend, databases, fullstack, and cloud.

Salary not listed
Remote5+ YOEFullstack Engineering

About the role

What You Will Work On

Examples of problems our engineers tackle:

  • Replacing manual spreadsheet workflows used across thousands of jurisdictions
  • Designing systems that extract structured data from unstructured government documents
  • Building scalable APIs and backend systems that power critical workflows
  • Designing product experiences that simplify complex regulatory processes
  • Improving performance and reliability of systems used daily by government teams

Tech Stack

  • Backend: Java, PostgreSQL
  • Frontend: React, TypeScript
  • Infrastructure: AWS, Docker, Terraform
  • Developer Tools: GitHub, Linear, Claude Code, Cursor, CI/CD, automated testing

Your Role

  • Own systems end-to-end: Design and build scalable backend systems powering core product workflows using Java, PostgreSQL, AWS, Docker, and Terraform.
  • Build product-facing features: Develop intuitive front-end experiences using React and TypeScript that make complex government workflows simple and efficient.
  • Shape architecture and technical direction: Contribute to architectural decisions across services, data models, and infrastructure as we scale.
  • Ship product end-to-end: Work directly with product, customer success, and customers themselves to design and deliver impactful features.
  • Improve performance and reliability: Identify bottlenecks, reduce technical debt, and continuously improve system performance and scalability.
  • Raise the engineering bar: Write clean, well-tested code and mentor teammates to maintain a strong engineering culture.

What We’re Looking For

  • 5+ years of experience building production software, with strong proficiency in backend (e.g., Java, Python, Ruby) technologies
  • 5+ years of experience working with and optimizing relational databases (e.g., SQL, PostgreSQL).
  • Comfort working across the stack (backend + frontend), with experience in at least one modern frontend framework, preferably React
  • Experience with cloud infrastructure (AWS or similar)
  • Strong command of API design, data modeling, object-oriented programming, and relational database design principles.
  • Expertise in version control (e.g., Git), containerization (e.g., Docker), CI/CD pipelines (e.g., GitHub Actions), and modern automated testing frameworks.
  • Experience in customer-facing product engineering (B2B or B2C).

Most importantly, we look for engineers who:

  • Take ownership of problems
  • Enjoy building real systems used by customers
  • Care about writing clean, maintainable code
  • Move quickly and iterate with users
  • Believe small teams of great engineers can build outsized impact – because we do

Benefits

  • Competitive compensation and stock equity plan
  • Comprehensive benefits package that includes medical, dental, vision, and life insurance
  • Company sponsored pre-tax retirement savings program (401k)
  • A flexible work environment that supports working from home
  • Flexible PTO
  • Parental Leave
  • Home office stipend

Skills

JavaPostgresReactTypeScriptAWSDockerTerraformGitCI/CDSQL
Tabs

Senior Software Engineer, Payments

TabsNew York, NY

Senior Software Engineer building custom payments workflows and integrations with multiple payment service providers (PSPs) at an AI-native revenue platform. Requires 5+ years experience specializing in payments systems, complex system design, and strong AI interest.

175k – 240k/yr
On-site5+ YOEFullstack Engineering
Tabs

Senior Software Engineer, Merchant Onboarding

TabsNew York, NY

Senior Software Engineer building the full merchant onboarding journey at Tabs, an AI-native revenue platform. Own core backend services, product surfaces, internal tooling, and data flows end-to-end for finance teams. 5-8 years experience; fullstack TypeScript/React skills preferred.

175k – 240k/yr
On-site5+ YOEFullstack Engineering
Aurelian

Senior Product Engineer

AurelianSeattle, WA

Senior Product Engineer who owns outcomes end-to-end: talks to 911 dispatch customers, identifies problems, defines roadmap/prioritization, then builds and ships features across the AI call-handling and dispatcher-assistant platform. Requires product thinking, high ownership, customer empathy, and comfort across the full stack.

160k – 220k/yr
On-site4+ YOEFullstack Engineering
SimplePractice

Senior Engineer I

SimplePracticeSanta Monica, CA +1

Senior full-stack engineer (heavy backend focus) building the next-generation practice management platform at SimplePractice. Develop features end-to-end with Ruby on Rails, Ember.js, AI/ML, and LLMs; requires 8+ years experience and compliance knowledge (PCI/HIPAA).

217k – 217k/yr
Hybrid8+ YOEFullstack Engineering
Carbon

Senior Software Engineer

CarbonSunnyvale, CA

Senior Software Engineer building and scaling customer-facing web applications and modern APIs that integrate with backend services and control Carbon's global 3D printer network. Requires 5+ years experience with deep React expertise, API design, cloud platforms, and comfort working across the full web-to-backend stack.

158k – 238k/yr
On-site5+ YOEFullstack Engineering