Software Engineer II

Sinch•United States,
•$100,000 - $120,000•Remote

About The Position

We are looking for a Software Engineer II to join our Mailgun Send team. The Mailgun Send team builds and maintains our customer-facing Mailgun and internal Admin applications, helping customers manage their email sending, configure domains, monitor delivery, and troubleshoot issues while giving internal teams the tools to support them. In this role, you will build modern frontend experiences using React and TypeScript. You will work closely with product managers, designers, and engineers to make complex email workflows intuitive, deliver reliable features, and improve the applications our customers and internal teams use every day.

Requirements

  • 2+ years of software engineering experience
  • Strong experience with React and TypeScript
  • Experience building single-page applications and reusable frontend components
  • Experience consuming RESTful APIs and managing frontend state, asynchronous data fetching, and caching
  • Strong understanding of HTML, CSS, and modern frontend development practices
  • Experience with frontend testing tools such as Cypress, Jest, or Playwright
  • Familiarity with Git, code review, and CI/CD workflows
  • Strong collaboration, communication, and problem-solving skills

Nice To Haves

  • Experience working on SaaS products, internal tools, or administrative applications is a plus
  • Familiarity with data visualization, observability, or monitoring tools is a plus
  • Experience with Go and/or Node.js is a plus

Responsibilities

  • Build and maintain frontend applications using React and TypeScript
  • Develop reusable and scalable UI components
  • Build data-heavy interfaces, including tables, filtering, reporting, and configuration forms
  • Integrate with backend APIs, managing asynchronous data, loading states, errors, and validation
  • Collaborate with product managers, designers, and engineers to deliver features that meet customer and business needs
  • Improve application performance, usability, accessibility, and reliability
  • Participate in code reviews, testing, and troubleshooting, including investigating production issues with backend and support teams
  • Contribute to technical discussions and improvements to development practices

Benefits

  • Comprehensive market competitive medical, dental, and vision plans
  • Variety of supplemental plans
  • Access to telehealth for all participants
  • Free virtual counselling resources through our global Employee Assistance Program
  • Roth and Pre-tax 401(k) options including an employer match for all participants
  • Generous paid time off program
  • Paid parental leave and family planning support
  • Flexible remote work offerings
  • Paid time off to support a volunteer program of your choice
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