Software Engineer, Front End (Proto)



Software Engineering
New York, NY, USA
Posted on Wednesday, June 26, 2024

Company Description

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.

Job Description

Proto’s mission is to accelerate the transition to a more open, equitable global economy. We believe open protocols like Bitcoin are integral to achieving that vision. The team’s first two initiatives—mining tools and a self-custody wallet, Bitkey—aim to decentralize access for builders, increase network resiliency, and make everyday use of bitcoin safe and easy. One principle across everything we do in Proto is open development – show and tell. We develop products in the open, you can read more about them at and

We are seeking a highly skilled Senior Front-End Engineer to join our team. The team spans a broad spectrum of front-end development, from foundational front-end architecture, design systems, and analytics pipelines to the building blocks that power our services and content management systems. You will work closely with your peers in design and marketing to brainstorm and implement creative solutions that align with our team goals and strategy.

You Will:

  • Bring experience and knowledge to the team and advance the web discipline at Proto.

  • Design, build, and own design systems and content management system integrations.

  • Contribute to systems and standards for our marketing platforms across all product lines within Proto (e.g., our web CMS, email marketing platforms, etc.).

  • Help define and implement our analytics and experimentation architecture.

  • Work collaboratively across multiple teams to ship remarkable solutions on a fast-paced team that operates like a startup within a larger company.

  • Evaluate and document engineering standards and patterns..


You Have:

  • BS in Computer Science or a related technical field and/or 8+ years of relevant work experience.

  • A strong depth and breadth of experience crafting and shipping holistic web applications.

  • Experience with JavaScript frameworks/libraries e.g., React, NextJS, Vue, Svelte.

  • Experience crafting fluid layouts and animations with modern frameworks/libraries e.g. CSS, Tailwind, Framer Motion, GSAP.

  • Experience implementing client side analytics.

  • An understanding of web standards, browser performance, SEO optimization, and basic UX/UI principles.

  • A history of collaboration with non-technical team members.

  • Skills to work on complex problems with any audience in verbal, visual, or written formats.

Additional Information

Block takes a market-based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.

Zone A: USD $198,000 - USD $297,000
Zone B: USD $188,100 - USD $282,100
Zone C: USD $178,200 - USD $267,400
Zone D: USD $168,300 - USD $252,500

To find a location’s zone designation, please refer to this resource. If a location of interest is not listed, please speak with a recruiter for additional information.

Full-time employee benefits include the following:

  • Healthcare coverage (Medical, Vision and Dental insurance)
  • Health Savings Account and Flexible Spending Account
  • Retirement Plans including company match
  • Employee Stock Purchase Program
  • Wellness programs, including access to mental health, 1:1 financial planners, and a monthly wellness allowance
  • Paid parental and caregiving leave
  • Paid time off (including 12 paid holidays)
  • Paid sick leave (1 hour per 26 hours worked (max 80 hours per calendar year to the extent legally permissible) for non-exempt employees and covered by our Flexible Time Off policy for exempt employees)
  • Learning and Development resources
  • Paid Life insurance, AD&D, and disability benefits

These benefits are further detailed in Block's policies. This role is also eligible to participate in Block's equity plan subject to the terms of the applicable plans and policies, and may be eligible for a sign-on bonus. Sales roles may be eligible to participate in a commission plan subject to the terms of the applicable plans and policies. Pay and benefits are subject to change at any time, consistent with the terms of any applicable compensation or benefit plans.

We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is a proud equal opportunity employer. We work hard to evaluate all employees and job applicants consistently, without regard to race, color, religion, gender, national origin, age, disability, veteran status, pregnancy, gender expression or identity, sexual orientation, citizenship, or any other legally protected class.

We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible. Want to learn more about what we’re doing to build a workplace that is fair and square? Check out our I+D page.

Additionally, we consider qualified applicants with criminal histories for employment on our team, assessing candidates in a manner consistent with the requirements of the San Francisco Fair Chance Ordinance.

Block, Inc. (NYSE: SQ) is a global technology company with a focus on financial services. Made up of Square, Cash App, Spiral, TIDAL, and TBD, we build tools to help more people access the economy. Square helps sellers run and grow their businesses with its integrated ecosystem of commerce solutions, business software, and banking services. With Cash App, anyone can easily send, spend, or invest their money in stocks or Bitcoin. Spiral (formerly Square Crypto) builds and funds free, open-source Bitcoin projects. Artists use TIDAL to help them succeed as entrepreneurs and connect more deeply with fans. TBD is building an open developer platform to make it easier to access Bitcoin and other blockchain technologies without having to go through an institution.

While there is no specific deadline to apply for this role, on average, U.S. open roles are posted for 70 days before being filled by a successful candidate.