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The Planet Group

Sr Software Engineer

On site

San francisco, United states

Senior

Freelance

16-09-2025

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Skills

Leadership SQL MongoDB Networking Architecture Architecture Strategy Databases Organization SQL Server PostGres

Job Specifications

Job Title: Senior Software Engineer

Location: Remote (U.S. only)

Hourly Pay Rate: $85/hr W2 only

Contract Duration: 6 months (possible extension or conversion based on performance and budget)

Schedule: Full-time (40 hours per week, standard business hours)

Introduction

We are seeking a Senior Software Engineer to lead the design and delivery of high-performance, scalable backend systems. This role is ideal for a seasoned engineer who thrives in fast-paced environments, enjoys solving complex technical challenges, and has a proven track record of building mission-critical infrastructure at scale. The successful candidate will play a key role in driving architecture strategy, guiding engineering best practices, and collaborating with cross-functional teams to deliver impactful solutions.

Required Skills & Qualifications
10+ years of professional software engineering experience
Proven experience designing and scaling large, mission-critical backend systems
Expertise in databases (Postgres, SQL Server, Oracle, MongoDB), including data strategy, optimization, and performance tuning
Strong track record leading technical initiatives spanning multiple teams and domains
Strong fundamentals in computer science (data structures, algorithms, distributed systems, networking, databases, security)
Ability to identify and resolve technical debt, drive adoption of best practices, and mentor engineering peers
Must be authorized to work in the U.S. without sponsorship
Preferred Skills & Qualifications
Experience with service-oriented architectures across multiple teams and domains
Strong background in designing low-latency, scalable systems
Ability to quickly master new engineering systems and create reusable frameworks, onboarding paths, and documentation for wider adoption
Demonstrated success influencing roadmaps and delivering business-critical systems in large-scale environments
Day-to-Day Responsibilities
Lead the architecture and technical strategy for scalable infrastructure supporting enterprise-level adoption of new technology
Partner with product managers, designers, and engineers to define requirements and deliver impactful solutions
Design, implement, and evolve backend services with a focus on scalability, security, and compliance
Produce well-architected, maintainable systems that adhere to engineering excellence standards
Proactively address sources of technical debt and ensure long-term system health
Mentor engineers, share best practices, and raise the technical bar across the organization
Guide multi-team execution of strategic initiatives, ensuring alignment, quality, and measurable results
Company Benefits & Culture
Competitive W2 hourly pay with potential for contract extension or conversion
100% remote work with flexibility to collaborate across distributed teams
Opportunity to drive strategic architecture decisions in a high-impact engineering environment
Collaborative and innovation-driven culture focused on solving complex technical problems
Professional growth through leadership, mentorship, and enterprise-scale engineering challenges
#TECH #Remote

About the Company

The Planet Group is a diversified professional services organization focused on providing high-value outsourced human capital solutions and niche consulting services to Fortune 500 and other leading clients in the fastest growing and most in-demand sectors. The Planet Group consists of staffing and consulting entities that have been purposefully built to address the professional services needs of leading companies in the technology, energy & engineering, accounting & finance, HR, administrative, and digital marketing industr... Know more