Senior Software Engineer New Seattle, WA

Impact; Seattle (WA); On-site; USD 150,000 - 170,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) plan

RSUs

Coursera subscription

Parental leave

Gym reimbursement

Job summary

impact.com is seeking a Full Stack Software Engineer in Seattle to build real-time data processes at scale and contribute to distributed systems. You will work on features that power partnerships for top brands, collaborating with a global team and leveraging agentic coding tools.

You will interact with product teams, review agent-generated code for correctness and security, and participate in an on-call rotation to own production. Strong open-source experience and CS degree are preferred.

Qualifications

• 4+ years of experience in programming using open source technologies.
• Hands-on experience with AI coding agents such as Claude Code, Codex, or Copilot.
• Strong communication skills, including the ability to express intent precisely in writing, which is the foundation of working well with agents.
• A problem-solver, eager to address challenges and deliver solutions.
• Thrives independently and when collaborating within a team.
• B.S. in Computer Science or equivalent professional experience.
• Nice To Have: Experience writing agent instructions, custom skills, or MCP integrations.

Responsibilities

• Deliver new product features using agentic coding tools (Claude Code, Codex, Copilot) as a core part of your daily workflow.
• Write clear specs and prompts, break work into agent-sized tasks, and guide agents to high-quality results.
• Critically review, test, and debug agent-generated code, so that everything you ship meets our standards for correctness, security, and maintainability.
• Design, code, and automate tests for new product features, by hand when it's the right tool.
• Resolve real-world challenges for brands on our Partnership Platform.
• Address complex technical engineering issues related to scale and performance.
• Engage directly with the Product team and other engineers to gather and understand requirements.
• Help the team improve how we work with agents by sharing prompts, workflows, and lessons learned.
• Be part of an agile team process and continuous improvement.
• Collaborate with remote team members using tools like Slack and Zoom.
• Participate in an on-call rotation as part of the team's commitment to own production.

Skills

Open source programming

AI coding agents

Communication skills

Problem solving

Team collaboration

IDE proficiency

Git

Gradle

Maven

IntelliJ/Eclipse/VSCode

Education

B.S. in Computer Science

Tools

Claude Code

Codex

GitHub Copilot

Git

Gradle

Maven

IDE Tools

Job description

impact.com is the world’s leading commerce partnership marketing platform, transforming the way businesses grow by enabling them to discover, manage, and scale partnerships across the entire customer journey. From affiliates and influencers to content publishers, brand ambassadors, and customer advocates, impact.com empowers brands to drive trusted, performance-based growth through authentic relationships. Its award-winning products - Performance (affiliate), Creator (influencer), and Advocate (customer referral) - unify every type of partner into one integrated platform. As consumers increasingly rely on recommendations from people and communities they trust, impact.com helps brands show up where it matters most. Today, over 5,000 global brands - including Walmart, Uber, Shopify, Lenovo, and Fanatics - rely on impact.com to power more than 350,000 partnerships that deliver measurable business results.

Your Role at impact.com:

As a Full Stack Software Engineer at impact.com, you'll work on a global team, building real time data processes at-scale. You can be part of the design and build of distributed systems with an opportunity to become an expert in the field.

We work with many of the world’s best-known brands - you will be directly building the product we are selling to these companies.

What You'll Do:

• Deliver new product features using agentic coding tools (Claude Code, Codex, Copilot) as a core part of your daily workflow
• Write clear specs and prompts, break work into agent-sized tasks, and guide agents to high-quality results
• Critically review, test, and debug agent-generated code, so that everything you ship meets our standards for correctness, security, and maintainability
• Design, code, and automate tests for new product features, by hand when it's the right tool
• Resolve real-world challenges for brands on our Partnership Platform
• Address complex technical engineering issues related to scale and performance
• Engage directly with the Product team and other engineers to gather and understand requirements
• Help the team improve how we work with agents by sharing prompts, workflows, and lessons learned
• Be part of an agile team process and continuous improvement
• Collaborate with remote team members using tools like Slack and Zoom
• Participate in an on-call rotation as part of the team's commitment to own production

What You Bring:

• 4+ years of experience in programming using open source technologies
• Strong engineering fundamentals. You can read, write, and debug code without an agent, and you know when an agent's output is wrong
• Hands‑on experience with, or genuine enthusiasm for, AI coding agents such as Claude Code, Codex, or Copilot
• Strong communication skills, including the ability to express intent precisely in writing, which is the foundation of working well with agents
• A problem‑solver, eager to address challenges and deliver solutions
• Thrives independently and when collaborating within a team
• B.S. in Computer Science or equivalent professional experience
• Tools & Skills
• Agentic coding tools: Claude Code, Codex, GitHub Copilot
• Git | Gradle/Maven | IntelliJ/Eclipse/VSCode

Nice To Have:

• Experience writing agent instructions, custom skills, or MCP integrations

Salary Range: $150,000 - $170,000 per year, plus an additional 5% variable annual bonus contingent on Company performance with eligibility to receive Restricted Stock Unit (RSU) grant. *This is the pay range the Company believes is equitable for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time.

Benefits and Perks:

At impact.com, we believe that when you’re happy and fulfilled, you do your best work. That’s why we’ve built a benefits package that supports your well‑being, growth, and work‑life balance.

• Medical, Dental, and Vision insurance
• Office‑only catered lunch every Thursday, a healthy snack bar, and great coffee to keep you fueled
• Flexible spending accounts and 401(k)
• Flexible Working: Our Responsible PTO policy means you can take the time off you need to rest and recharge. We're committed to a positive work‑life balance and provide a flexible environment that allows you to be happy and fulfilled in both your career and your personal life.
• Health and Wellness: Your well‑being is a priority. Our mental health and wellness benefit includes up to 12 fully covered therapy/coaching sessions per year, with additional dependent coverage. We also offer a monthly gym reimbursement policy to support your physical health.
• A Stake in Our Growth: We offer Restricted Stock Units (RSUs) as part of our total compensation, giving you a stake in the company's growth with a 3-year vesting schedule, pending Board approval.
• Investing in Your Growth: We’re committed to your continuous learning. Take advantage of our free Coursera subscription and our PXA courses.
• Parental Support: We offer a generous parental leave policy, 26 weeks of fully paid leave for the primary caregiver and 13 weeks fully paid leave for the secondary caregiver.
• Technology Financial Support: We provide a technology stipend to help you set up your home office and a monthly allowance to cover your internet expenses.

impact.com is proud to be an equal‑opportunity workplace. All employees and applicants for employment shall be given fair treatment and equal employment opportunity regardless of their race, ethnicity or ancestry, color or caste, religion or belief, age, sex (including gender identity, gender reassignment, sexual orientation, pregnancy/maternity), national origin, weight, neurodivergence, disability, marital and civil partnership status, caregiving status, veteran status, genetic information, political affiliation, or other prohibited non‑merit factors.

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