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Crossing Hurdles
Software Engineer| $150/hr Remote

Software Engineer| $150/hr Remote

Remote

United kingdom

$ 150 /hour

Freelance

05-11-2025

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Skills

Communication SQL Test Problem-solving Research Attention to detail Training Synthetic Data

Job Specifications

At Crossing Hurdles, we work as a referral partner. We refer candidates to our partner that collaborates with world’s leading AI research labs to build and train cutting-edge AI models.

Position: Exceptional Junior Software Engineer

Referral Partner: Mercor

Type: Hourly Contract

Compensation: $50–$150/hour (based on experience and location)

Location: Remote

Duration: Initial 1–2 months (with strong potential for extension)

Commitment: 10–40 hours/week

Role Responsibilities (Training support will be provided)

Design and implement complex database schemas to support advanced AI workflows.
Build, test, and integrate sophisticated APIs for secure and scalable systems.
Develop and deploy authentication mechanisms, policy enforcement, and backend frameworks.
Populate environments with synthetic data optimized for Reinforcement Learning models.
Ensure applications are performant, secure, and modular, while adapting to unique RL constraints.
Work asynchronously and independently with flexible scheduling.

Requirements

Strong professional software engineering experience at top-tier startups, quantitative trading firms, hedge funds, or similarly high-performance environments
.Proven success in designing and/or leading database schema development.
Strong proficiency in SQL and database structuring
Expertise in API development (creation, testing, and integration)
Exceptional problem-solving ability with close attention to detail.
Excellent written and verbal communication skills.
Access to a desktop or laptop computer (Chromebooks not supported).

Application process: (Takes 20 min)

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About the Company

At Crossing Hurdles, we specialise in customised recruitment and staffing solutions designed to drive success for businesses and professionals. Our focus is on connecting organisations with top-tier talent by sourcing, screening, and presenting only the top 1% of candidates across a wide range of industries. We work closely with clients to understand their unique needs, ensuring that we find candidates who not only fit the role but also align with their organizational culture. Over the past few quarters, we've successfully p... Know more