Senior Software Engineer

cssmerge
New York, NYFull-time$176,000–$242,000Posted Aug 26, 2026

About the role

Who we are

At Picnic, we’re reinventing the way employees experience lunch at work. By partnering with top local restaurants and batching hundreds of orders, we make it easy for companies to offer high-quality, individually packed meals, without fees or tips. Our mission is to create a seamless, affordable, and joyful lunch experience that benefits both employees and employers.

About the role

We’re looking for a Backend Engineer to help architect and scale Picnic’s real-time logistics and operations platforms. This is a high-impact role for someone who enjoys ambiguity, thrives in complex systems, and wants to shape the technical direction of backend systems that power real-world operations. You’ll work across backend services that support web and mobile surfaces, partner closely with frontend, mobile, product, and operations teams, and help define how we design, build, and scale backend systems at Picnic.

What you’ll do

Write high-quality, well-tested code in languages like Java and Go, and set a strong bar for engineering excellence

Lead and influence large backend initiatives across domains such as vehicle routing optimization, automation, scalability, and reliability

Own backend architecture and drive solutions to ambiguous, high-impact problems

Drive the development and scaling of core data stores and API layers as the business grows

Establish and promote best practices for building, testing, monitoring, and operating large-scale systems

Translate technical vision into quarterly roadmaps in collaboration with product and engineering leadership

Mentor and uplevel engineers through technical leadership, reviews, and hands-on collaboration

What we’re looking for

3+ years of experience in software engineering

Strong experience architecting and delivering systems in ambiguous, fast-moving environments

Proven ability to lead complex, cross-team initiatives and drive architectural alignment

Deep understanding of backend system design, APIs, data stores, and distributed systems

Experience collaborating closely with frontend, mobile, product, data, and business partners

A hands-on engineer who sets a high bar for code quality, reliability, and operational excellence

Passion for product impact and building systems that directly support customers and operators

Preferred Qualifications

Experience building or operating logistics, delivery, or real-time systems at scale

Background in fast-growing, high-execution technology companies

Familiarity with frontend and mobile tradeoffs and how backend decisions affect client performance

Track record of improving developer productivity through tooling, patterns, or process improvements

Why join us

Drive real impact: Be part of building the operational engine behind a fast-growing startup that’s redefining how work gets done.

Own your city: Take full ownership of your city’s performance and see the direct results of your ideas and execution every single day.

Work with purpose: Join a mission-driven team focused on making the workplace experience better for thousands of people.

Grow with us: At Picnic, there’s room to grow—personally and professionally—as we scale and take on new challenges together.

What else you need to know

This role is based in our New York office location. As a company driven by innovation and continuous change, close collaboration is essential. We’re constantly reimagining our industry, creating new products, and refining our processes, and we do our best work together. That’s why all of our office-based teams work onsite, five days a week.

The base salary range for this role is $176,000 - $242,000 per year.

Actual compensation will be determined on an individual basis and may vary depending on experience, skills, and qualifications.

Base salary is just one part of your total rewards package. You may also be eligible for equity awards and an annual performance-based bonus.

Benefits Summary (USA Full-Time Exempt Employees):

Medical, dental, and vision insurance (multiple plans, incl. HSA options).

Company-paid life and disability insurance (short- and long-term).

Voluntary insurance: accident, critical illness, hospital indemnity.

Optional supplemental life insurance for self, spouse, and children.

Pet insurance discount.

401(k).

Health Savings Account (HSA)

Flexible Spending Accounts (Healthcare, Dependent Care, Commuter)

Time Off policies:

Discretionary vacation days

8 paid holidays per year

Paid sick time

Paid Bereavement leave

Paid Parental Leave

Benefits are subject to change at the company's discretion.

Atoms accepts applications on an ongoing basis.

Ready to join us as we serve those who serve others?

#LI-Onsite

Responsibilities

  • Write high-quality, well-tested code in languages like Java and Go
  • Lead and influence large backend initiatives across domains
  • Own backend architecture and drive solutions to ambiguous problems
  • Drive the development and scaling of core data stores and API layers
  • Establish and promote best practices for building and operating large-scale systems
  • Translate technical vision into quarterly roadmaps
  • Mentor and uplevel engineers through technical leadership

Qualifications

  • 3+ years of experience in software engineering
  • Strong experience architecting and delivering systems in ambiguous environments
  • Proven ability to lead complex, cross-team initiatives
  • Deep understanding of backend system design, APIs, and distributed systems
  • Experience collaborating closely with frontend, mobile, product, and business partners

Benefits

  • Medical, dental, and vision insurance
  • Company-paid life and disability insurance
  • Voluntary insurance options
  • 401(k)
  • Health Savings Account (HSA)
  • Flexible Spending Accounts
  • Discretionary vacation days
  • 8 paid holidays per year
  • Paid sick time
  • Paid Bereavement leave
  • Paid Parental Leave

Skills mentioned

JavaGoBackend DevelopmentSystem DesignDistributed SystemsREST APIsDatabase DesignSoftware TestingPerformance OptimizationMicroservices

About cssmerge

All-in-one Restaurant Operating System. Today, restaurants run on dozens of disconnected systems, POS, delivery apps, kiosks, payments, and ordering platforms that rarely work well together. Otter is building the operating system that connects them. Our platform unifies ordering, POS, kiosks, payments, and restaurant operations into a single system used by over 100,000+ restaurants around the world. We integrate with hundreds of platforms and process millions of transactions. We’re building the technology layer for the future of restaurants.

Software Development501-1,000 employeesLos Angeles