Staff Software Engineer

Newrich, Inc.; United States; On-site; USD 130,000 - 160,000; Full time

Benefits offered by this job

Flexible working environment

Remote working budget

Annual retreat in Colombia

Home office stipend

Job summary

A leading fintech company is seeking a senior software engineer with over 8 years of experience in developing scalable systems. This remote role involves designing and building core infrastructure while mentoring other engineers. Responsibilities include managing integrations, optimizing APIs, and collaborating with founders to realize technical visions. Candidates must possess strong backend development skills, notably in PHP and cloud environments. The position offers autonomy, a competitive salary, and equity opportunities, as well as a vibrant, inclusive team culture.

Qualifications

• 8+ years of software engineering experience.
• Proven experience designing and scaling complex distributed systems.
• Strong backend experience in PHP/Laravel or similar.

Responsibilities

• Design scalable, fault-tolerant systems across product and infrastructure.
• Mentor engineers and help level up the team.
• Manage integrations between systems and cloud services.

Skills

Software engineering experience

Designing complex distributed systems

Backend development (PHP/Laravel, Node)

Cloud infrastructure (AWS)

Mentoring engineers

Tools

PHP

Node.js

Golang

MySQL

React.js

Job description

Responsibilities

• Design and build scalable, fault‑tolerant systems across product and infrastructure
• Own end‑to‑end architecture decisions across multiple services
• Lead development of core platform primitives (content, identity, transactions, messaging)
• Improve performance, reliability, and system observability
• Work closely with founders to translate product vision into technical systems
• Set engineering standards, best practices, and code quality bar
• Mentor engineers and help level up the team
• Identify and eliminate bottlenecks across the stack
• Develop and maintain server‑side applications (PHP 8, Laravel 10, Node.JS, Golang, MySQL)
• Build and optimize APIs, ensuring performance, scalability, and security
• Implement front‑end features with React.js 18.2
• Work with CI/CD pipelines, automated testing, and code reviews
• Collaborate with cross‑functional teams, mentor juniors
• Manage integrations between systems and cloud services (AWS)
• Maintain documentation, database schemas, and ensure security best practices

Qualifications

• 8+ years of software engineering experience
• Proven experience designing and scaling complex distributed systems
• Experience working on high‑growth products or platforms
• Background in one or more of: marketplaces; social platforms; payments / fintech systems; SaaS infrastructure
• Strong backend experience (PHP/Laravel, TypeScript/Node, Go, or similar)
• Deep understanding of system design and architecture, API design and service boundaries, databases (MySQL, Postgres, event‑driven systems), caching, queues, and async processing
• Experience with payment systems or financial workflows (preferred)
• Experience with real‑time systems (messaging, notifications, streaming)
• Experience with cloud infrastructure (AWS or equivalent)
• Ability to operate with high autonomy
• Strong product intuition—can make tradeoffs between speed and scalability
• Experience mentoring engineers and influencing technical direction
• Comfortable working in early‑stage, ambiguous environments
• Nice to have: experienced scaling large distributed architectures; remote‑first environment; social media, fintech, or messaging applications

Benefits

• Mission‑driven work that reduces economic inequality and empowers individuals
• Flexible working environment with a lot of autonomy
• Remote working budget, educational budget, and time to develop new skills
• Vibrant, supportive team culture with openness, tolerance, and respect
• Define the technical foundation of an entire ecosystem, not just a feature
• Direct access to founders and influence on product and business decisions
• Opportunity to build consumer‑grade social product and fintech‑grade infrastructure
• High ownership, low bureaucracy
• Paid Adventure Time—remote working trip for 3 weeks with optional “Me‑Days” for reset
• Fast Growth, Big Upside—ownership, faster learning, and shape the company future
• Equity + Bonus—early‑stage equity and bonuses tied to milestones and KPIs
• Unlimited learning—full access to courses and programs on the NewRich platform
• Home office stipend and new MacBook to build the ideal workspace
• Annual retreat—annual in‑person gathering in Colombia

Compensation

• Competitive salary (base + equity + annual bonus) based on location, experience, and company performance
• Meaningful equity package (early‑stage upside)
• Flexible work environment

Location

We work remotely from 4 different countries. Candidates must be living and working in one of these countries: United States, Canada, Brazil, Poland.

Diversity & Inclusion

We place enormous value on diversity and inclusion and strive to continually bring in people of all genders, races, creeds, ethnicities, abilities and backgrounds. We believe that the best ideas emerge when people with different perspectives and approaches work together on a problem.

Please note: Only candidates who reside within the country of the advertised role will be considered.