Senior Software Engineer (Rails + Go) - Remote

Limelight Health; Santa Clara (CA); Remote; USD 175,000 - 200,000; Full time

Job summary

A leading payment technology company in California is seeking a Senior Software Engineer to develop critical code for their platform. You will work with Ruby on Rails and Go, collaborating with teams to optimize financial transactions. This role offers competitive salary and comprehensive benefits including flexible time off and stock options.

Benefits

Competitive salary and benefits

Stock options

$250 stipend for WFH setup

Premium medical benefits

Flexible Time Off

Qualifications

• Demonstrated ability to master complex systems.
• Strong command of Ruby and Rails.
• Ability to write detailed technical documentation.
• Experience in a large codebase.
• Commitment to writing well-tested code.

Responsibilities

• Develop and maintain scalable Ruby on Rails code.
• Collaborate with QA and product teams to ship new features.
• Write well-tested code with a focus on security and performance.
• Participate in code reviews and mentor team members.
• Support and maintain production systems.

Skills

Ruby

Rails

Go

RSpec

Problem-solving

Job description

Company Description

At PayNearMe, we’re on a mission to make paying and getting paid as simple as possible. We build innovative technology that transforms the way businesses and their customers experience payments. Our industry-leading platform, PayXM™, is the first of its kind—designed to manage the entire payment experience from start to finish. Every click, swipe or tap is seamless, fast and secure, helping non-commerce businesses boost customer satisfaction, accelerate payments, and reduce costs.

Our single platform handles it all: cards, ACH, digital wallets such as PayPal, Venmo, Cash App Pay, Apple Pay and Google Pay, and even cash at more than 62,000 retail locations nationwide. Today, thousands of businesses across consumer lending, iGaming and online sports betting, property management, and tolling trust PayNearMe to deliver a payment experience that drives real results.

In September 2025, we raised a $50 million Series E funding round to accelerate our growth.

We’re a team of 200+ employees across 41 states, headquartered in Silicon Valley with satellite offices in Dallas, TX and Holmdel, NJ.

Join us and be part of a team that’s shaping the future of payments—one experience at a time.

Job Description

As a Senior Software Engineer, you will own and develop critical code that powers our platform, enabling retailers and consumers to move billions of dollars seamlessly through integrations with various banks. Working with technologies like Ruby on Rails and Go, you will design, build, and optimize scalable systems for high-volume financial transactions. You’ll collaborate closely with cross-functional teams to deliver reliable, secure, and performant solutions, while ensuring smooth integration with multiple critical partners. Additionally, you will mentor junior engineers and drive architectural improvements, with your contributions directly influencing the platform\'s scalability and innovation as we grow.

Job Description

• Develop and maintain high-quality, scalable, and robust code for our primary Ruby on Rails system.
• Collaborate with cross-functional teams, including QA and product teams, to define, design, and ship new features that meet business requirements.
• Write well-tested code using RSpec, with a strong emphasis on security, performance, and resilience (we have 95% code coverage).
• Make practical decisions with good judgment when faced with design constraints and trade-offs.
• Participate in code reviews, providing constructive feedback through pull requests to ensure code quality, best practices and limit breaking changes.
• Mentor and support team members, fostering a collaborative and inclusive environment that promotes learning and growth.
• Participate in on-call rotations to support and maintain production systems, including incident response and resolution.

Qualifications

• Demonstrated ability to become an expert in a specific technical and business domain, with proven experience in independently mastering complex systems or technologies. We value a track record of deep specialization and problem-solving in any field.
• Strong command of Ruby and Rails (understanding the boundaries between them)
• Ability and willingness to write detailed technical documentation for a wide variety of audiences
• Experience working in a large codebase and communicating about code
• Ability to make practical decisions with good judgment when faced with design constraints
• Commitment to writing well-tested code that considers security, performance, and resilience
• Respect and support for team members of all levels and backgrounds, with openness to both teaching and learning

Preferred Qualifications

• Understanding of money movement flows—capture, settlement, disbursement, and reconciliation.
• Prior exposure to financial data integrity concepts: double-entry ledger or general ledger design, transaction lifecycle management, variance tracking and exception reporting.
• A working knowledge of GO
• Experience in modularizing monolithic applications, and when to move towards “services” vs “microservices”
• Familiarity with design patterns that support long-term sustainability
• Skills in solving complex performance problems

Additional Information

Why Join Us?:

• Competitive salary and benefits with growth-company options grant
• Fast- paced and professional work culture
• Stock options with standard startup vesting - 1 year cliff; 4 years total
• $50 monthly communication expense stipend to go towards your phone/internet bill
• $250 stipend to enhance your WFH setup
• Reimbursement for peripheral equipment: monitor (up to $400), keyboard and mouse (up to $200)
• Premium medical benefits including vision and dental (100% coverage for employees)
• Company-sponsored life and disability insurance
• Paid parental bonding leave
• Paid sick leave, jury duty, bereavement
• 401k plan
• Flexible Time Off (our team members typically take off ~3-4 weeks per year)
• Volunteer Time Off
• 13 scheduled holidays

Salary Range: $175,000 - 200,000

PayNearMe strives to create a workplace where all employees thrive. Our core values represent who we are today and we take pride in the way we work with each other as well as with our stakeholders.

We’re in this together to do the right thing. We deliver real results we are proud of while remaining respectful, transparent, and flexible.

PayNearMe is an equal opportunity employer. We are diligently and thoughtfully working towards cultivating a diverse workforce which in turn, enhances our products and services for the communities we serve. Applicants who represent all backgrounds are strongly encouraged to apply.

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CALIFORNIA CONSUMER PRIVACY ACT: APPLICANT NOTICE

Effective Date: January 1, 2020

Last Reviewed on: December 23, 2019

PayNearMe, Inc. (the “Company”) is providing you with this Notice (“Notice”) to inform you about:

1. the categories of Personal Information that the Company collects and maintains about applicants; and
2. the purposes for which the Company uses that Personal Information.

For purposes of this Notice, “Personal Information” means information that identifies, relates to, describes, is capable of being associated with, or could reasonably be linked, directly or indirectly with, a natural person that the Company may collect in connection with screening applicants for job openings at the Company.

1. Identifiers and Professional or Employment-Related Information. The Company collects identifiers and professional or employment-related information, which may include some or all the following: real name, nickname or alias, postal address, telephone number, e-mail address, membership in professional organizations, professional certifications, language skills, and current and past employment history. The Company collects this Personal Information to evaluate previous job performance and consider applicants for positions, to develop a talent pool and plan for succession, to conduct applicant surveys, to maintain an internal applicant directory and for purposes of identification, to promote the Company as a place to work, and for workforce reporting and data analytics/trend analysis.
2. Personal Information Categories from Cal. Civ. Code § 1798.80(e). The Company may collect categories of Personal Information listed in Cal. Civ. Code §1798.80(e), other than those already listed above, (a) to the extent necessary to comply with the Company’s legal obligations, such as to accommodate disabilities; (b) to conduct a direct threat analysis in accordance with the Americans with Disabilities Act and state law; (c) for occupational health and safety compliance and record-keeping; and (d) to respond to an applicant’s medical emergency.
3. Characteristics of Protected Classifications Under California or Federal Law. The Company may collect information about race, age, national origin, disability, sex, and veteran status as necessary to comply with legal obligations, including the reporting requirements of the federal Equal Employment Opportunity Act, the federal Office of Contracting Compliance Programs (applicable to government contractors), and California’s Fair Employment and Housing Act. The Company collects this Personal Information for purposes including: to comply with Federal and California law related to accommodation. The Company also collects this category of Personal Information on a purely voluntary basis, except where required by law, and uses the information only in compliance with applicable laws and regulations.
4. Education Information. The Company collects education information such as resumes and graduation records. The Company collects this Personal Information to determine suitability for roles, to determine eligibility for training courses, and to assist with professional licensing.
5. Profile Data. The Company may collect profile data, including the following: psychological assessments, behavior analyses, or other profiling of its applicants. The Company collects this Personal Information to determine aptitude for certain positions and job assignments as well.
6. Background Screening Information. In the event that an applicant is given a formal job offer, the Company collects background screening information prior to hiring, including results of the following types of background screening: criminal history; sex offender registration; motor vehicle records; credit history; employment history; drug testing; and educational history. The Company collects this Personal Information to screen for risks to the Company and its clients, and continued suitability for their jobs and to evaluate applicants for promotions.

Assistance for Disabled Applicants

Alternative formats of this Notice are available to individuals with a disability. Please let us know if you need assistance.

All your information will be kept confidential according to EEO guidelines.