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Sole Developer Jobs (NOW HIRING)

iOS Developer

Manhattan, NY · Remote

$57 - $78.50/hr

As the sole engineer/dev, you'll need to take on full-stack responsibilities ensuring smooth front-end and back-end interactions. You will... * Take full ownership of developing, launching, and ...

iOS Developer

New York, NY · On-site

$56.50 - $78/hr

As the sole engineer/dev, you'll need to take on full-stack responsibilities ensuring smooth front-end and back-end interactions. You will... * Take full ownership of developing, launching, and ...

iOS Developer

New York, NY · On-site

$56.50 - $78/hr

As the sole engineer/dev, you'll need to take on full-stack responsibilities ensuring smooth front-end and back-end interactions. You will... * Take full ownership of developing, launching, and ...

iOS Developer

New York, NY · Remote

$56.50 - $78/hr

As the sole engineer/dev, you'll need to take on full-stack responsibilities ensuring smooth front-end and back-end interactions. You will... * Take full ownership of developing, launching, and ...

Injection Molding Process Technician

Ewing, NJ · On-site

$58.24K - $66.56K/yr

About Us Sole Hire is a Recruiting, HR Consulting, and Candidate Connection firm specializing in a ... You will work closely with engineering teams and provide leadership in mold setup, testing, and ...

Injection Molding Process Technician

Ewing, NJ · On-site

$58.24K - $66.56K/yr

About Us Sole Hire is a Recruiting, HR Consulting, and Candidate Connection firm specializing in a ... You will work closely with engineering teams and provide leadership in mold setup, testing, and ...

Senior Full Stack Developer

Manhattan, NY · Remote

$140K - $150K/yr

... the sole engineer Openness to mentor, present, and share knowledge Strong communication and collaboration skills, with a bias for clarity and action NET, AngularJS/jquery, Angular, and TypeScript ...

New

iOS Developer

Frisco, TX · Hybrid

$48.50 - $66.75/hr

Comfortable working as the sole iOS developer, collaborating with other team members who handle different aspects of the technology stack. Mulesoft and REST API experience preferred SQL and Postgres ...

Senior Software Engineer

Concord, CA · On-site

$134.40K - $177.20K/yr

Take ownership of both backend and frontend development as the sole engineer , implementing product features end-to-end and ensuring smooth, high-quality user experiences. * Work directly with the CT ...

Senior Software Engineer

Concord, CA · On-site

$134.40K - $177.20K/yr

Take ownership of both backend and frontend development as the sole engineer, implementing product features end-to-end and ensuring smooth, high-quality user experiences. * Work directly with the CTO ...

Senior iOS Developer

Frisco, TX · On-site

$56.25 - $72.75/hr

Comfortable working as the sole iOS developer, collaborating with other team members who handle different aspects of the technology stack. * Mulesoft and REST API experience preferred * SQL and ...

Programmer II

Edwards, CA · On-site

$80K - $109K/yr

Customarily assigned to projects as the sole programmer requiring the ability to work independently, as well as serving as Subject Matter Expert (SME). * Exercises discretion and independent ...

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Sole Developer information

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$52

$81

How much do sole developer jobs pay per hour?

As of Jun 4, 2026, the average hourly pay for sole developer in the United States is $52.84, according to ZipRecruiter salary data. Most workers in this role earn between $40.38 and $64.66 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Sole Developer, and why are they important?

To thrive as a Sole Developer, you need strong proficiency in full-stack development, problem-solving abilities, and a solid understanding of software design principles, typically supported by a relevant degree or equivalent experience. Familiarity with version control systems like Git, cloud platforms, and popular programming languages, along with any pertinent certifications, is crucial. Excellent time management, self-motivation, and effective communication skills help a sole developer manage all project aspects independently. These skills and qualities are essential because a sole developer is solely responsible for building, deploying, and maintaining software solutions without the support of a larger team.

What are some common challenges faced by sole developers and how can they be managed?

Sole developers often encounter challenges such as juggling multiple responsibilities—ranging from coding to testing, deployment, and even client communication. Managing time effectively and prioritizing tasks are key to staying productive. Additionally, working independently can sometimes lead to feelings of isolation, so actively seeking feedback and joining developer communities can be very helpful. It's also important to set realistic goals and leverage automation tools to streamline repetitive tasks. Building strong organizational habits and staying connected with peers can help sole developers thrive in this role.

What are sole developers?

Sole developers are software professionals who are responsible for the entire development process of a project or application, working independently without the support of a larger development team. They handle everything from planning and coding to testing and deployment. This role requires a broad skill set, strong problem-solving abilities, and good time management, as sole developers must manage all technical and often some non-technical aspects of their projects. Many sole developers work as freelancers, consultants, or founders of small startups.

What is the difference between Sole Developer vs Web Developer?

AspectSole DeveloperWeb Developer
CredentialsTypically self-taught or with relevant certifications; no formal degree requiredOften holds a degree in computer science or related field; certifications like HTML, CSS, JavaScript are common
Work EnvironmentWorks independently, often freelance or small teams, handling entire projectsWorks within teams or companies, focusing on specific web development tasks
Industry UsageCommon in freelance, startups, or small businesses needing full project ownershipWidely used in corporate, agency, and large-scale web projects

The main difference between a Sole Developer and a Web Developer lies in scope and work environment. A Sole Developer manages entire projects independently, often in freelance or small business settings, while a Web Developer typically specializes in specific aspects of web development within larger teams or organizations.

More about Sole Developer jobs
Infographic showing various Sole Developer job openings in the United States as of May 2026, with employment types broken down into 1% As Needed, 80% Full Time, 6% Part Time, 1% Temporary, and 12% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $109,905 per year, or $52.8 per hour.

Lead Software Architect | Upto $95/hr

Mercor

New York, NY • Remote

$95/hr

Full-time

Posted 24 days ago


Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Senior Full-Stack Engineer, Multi-Tenant SaaS Platforms
Type: Contract
Compensation: $75–$95/hour
Location: Remote

Role Responsibilities

  • Lead architecture decisions across frontend, backend, data, and infrastructure for a multi-tenant SaaS product. Balance configurability with maintainability.
  • Build admin-managed configuration for fee models, reporting periods, escalation rules, and integrations. Ensure no code changes are required per tenant.
  • Design and maintain RBAC across distinct user populations with separate permission matrices per portal.
  • Develop fee calculation engines supporting percentage, flat, capped, and tiered models. Deliver audit-ready exports at penny-level precision.
  • Implement payment lifecycle tracking, cash reconciliation, and exception handling against external payment systems.
  • Integrate payment processors, procurement ERPs, CRM systems, and notification services into a cohesive platform.

Qualifications

Must-Have

  • 5+ years of professional full-stack engineering experience.
  • 2+ years as a lead or sole developer on a production SaaS product.
  • Experience building multi-tenant SaaS with tenant-level configurability.
  • Developed role-based access control spanning internal operators, vendors, and customers.
  • Built fee calculation engines and payment lifecycle tracking.
  • Integrated payment processors, procurement ERPs, and CRM systems.
  • Strong written and verbal communication skills.

Preferred

  • Experience with government procurement or regulated financial compliance.
  • Familiarity with government payment gateways.
  • BI embedding experience with row-level data isolation across tenants.
  • Experience exposing platform functionality through a typed SDK or API.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.