Senior Software Engineer

Crossing Hurdles
RemoteContract$50–$100Posted Aug 31, 2026

About the role

Position: Senior Software Engineer

Type: Contract

Compensation: $50 - $100/hour

Location: Remote

Commitment: 10-40 hrs/week

Role Responsibilities

Contribute expert-level code samples, debugging strategies, and development insights in multiple programming languages.

Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks.

Implement robust new features ensuring scalability and maintainability.

Refactor and optimize legacy code for improved clarity and efficiency.

Document technical reasoning and solution approaches to enhance AI training data quality.

Review and validate peer-contributed code for accuracy and clarity.

Requirements

Significant hands-on expertise in Python3, Java, Rust, Go, C++, or TypeScript.

Deep understanding of algorithms, data structures, and software engineering principles.

Proven ability to debug complex systems and deliver effective optimizations.

Experience with large codebase refactoring and legacy system modernization.

Track record of delivering high-impact features within cross-functional projects.

Application Process

Easy Apply on LinkedIn

Check email for next steps

Participate in resume evaluation & interview stage

Responsibilities

  • Contribute expert-level code samples, debugging strategies, and development insights in multiple programming languages.
  • Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks.
  • Implement robust new features ensuring scalability and maintainability.
  • Refactor and optimize legacy code for improved clarity and efficiency.
  • Document technical reasoning and solution approaches to enhance AI training data quality.
  • Review and validate peer-contributed code for accuracy and clarity.

Qualifications

  • Significant hands-on expertise in Python3, Java, Rust, Go, C++, or TypeScript.
  • Deep understanding of algorithms, data structures, and software engineering principles.
  • Proven ability to debug complex systems and deliver effective optimizations.
  • Experience with large codebase refactoring and legacy system modernization.
  • Track record of delivering high-impact features within cross-functional projects.

Skills mentioned

PythonJavaRustGoC++TypeScriptDebuggingPerformance OptimizationSystem DesignDistributed Systems

About Crossing Hurdles

Crossing Hurdles connects skilled professionals with opportunities across leading AI training platforms and high-growth companies. As global demand for human input in AI development continues to grow, many platforms rely on large networks of capable contributors across technical, analytical, and knowledge-based domains. Crossing Hurdles helps professionals discover and access these opportunities by bringing together information, talent networks, and application pathways related to AI model training, evaluation, and emerging AI-enabled work. Through our growing community of candidates and professionals, we help individuals explore opportunities with global AI platforms that are building and improving next-generation AI systems. These opportunities often span areas such as technical analysis, research, reasoning tasks, and other knowledge-driven work that supports the development of modern AI models. Alongside the AI ecosystem, Crossing Hurdles also works with high-growth companies to support talent discovery across key business functions. We collaborate with founders, leadership teams, and hiring managers to help them connect with capable professionals for full-time roles across both on-site and remote teams. Over the past few quarters, we have partnered with companies including Angel One, Ixigo, Cars24, Veera, ABP Network, Battery Smart, Zavya, and Twin Engineers, supporting hiring initiatives across multiple sectors. Key areas of focus • Opportunities across AI training and evaluation platforms • Technology & Product roles • Growth, Marketing & Sales • Customer Success & Support • Finance & Business Operations By bringing together talent networks, industry insights, and emerging opportunities across AI and high-growth companies, Crossing Hurdles aims to help capable professionals discover meaningful work while supporting organizations in reaching the talent they need to grow.

Staffing and Recruiting51-200 employees