Quality Assurance Engineer (Software / Systems Engineer) - Mid Level

Please submit your CV in English and indicate your English proficiency level. Mindrift connects skilled professionals with project-based AI work for top technology companies. The focus is on testing, evaluating, and improving AI systems. This is a contract position tied to specific projects, not a permanent full-time role. Role overview This Senior Python Sy…

Please submit your CV in English and include your English proficiency level. Toloka AI, working through the Mindrift platform, brings together skilled professionals for project-based roles supporting technology companies. Mindrift’s projects focus on testing, evaluating, and improving AI systems, giving contributors a chance to work on practical AI challenges. Role overview This Senior Python Developer - Code Migration Specialist position centers on migrating and testing large, multi-language codebases. The role calls for strong Python development skills, deep experience with Linux and Docker, and the ability to interpret code in C, Rust, and Go. Familiarity with LLM tools such as Roo Code or Claude Code is important for streamlining migration and development tasks. What you will do Create functional black box tests for complex codebases in multiple languages. Design and maintain Docker environments to ensure reproducible builds and tests across platforms. Track code coverage and set up automated scoring to meet industry standards. Apply LLMs (like Roo Code and Claude) to automate repetitive work, speed up development, and improve code quality. Requirements 5+ years as a Software Engineer, with a primary focus on Python. Advanced knowledge of pytest, including fixtures, session-scoped tests, and timeouts, plus experience designing black-box functional tests for CLI tools. Expertise in Docker, including reproducible Dockerfiles, user contexts, and secure workspace setup. Strong Linux and Bash scripting skills, with the ability to debug inside containers. Familiarity with modern Python tooling (uv, pyproject.toml, packaging). Ability to read and understand code in C, C++, Rust, and Go, with LLM support. Hands-on experience using LLMs (Claude Code, Roo Code, Cursor) to improve development cycles and create test cases. English proficiency at B2 level or above. Preferred Background in agent evaluation platforms or experience with MCP CLI. Tools and technologies Key tools include Python (pytest, uv, Pillow), Docker, Bash, Git Submodules, and Dagger. The role involves reading code in C, C++, Rust, and Go, and working with LLMs such as Claude Code, Roo Code, and Cursor. Additional tools: GitHub Codespaces, coverage.py, gcov, and kcov. Compensation and benefits Freelance, project-based work through Mindrift (powered by Toloka AI). Fully remote with a flexible schedule; set your own contributions (20-30 hours per week). Compensation varies by project. For this project, AI trainers can earn up to $80 per hour. Location: Remote , San Antonio, Texas, United States

AECOM is seeking a skilled ITS Project Manager specializing in Traffic & Transportation Systems Engineering. In this pivotal role, you will lead and manage various projects that enhance the efficiency and safety of transportation systems. You will collaborate with multidisciplinary teams and stakeholders to develop innovative solutions that meet client needs and regulatory requirements. The ideal candidate will possess a strong background in Intelligent Transportation Systems (ITS) and a passion for sustainable transport solutions.

Join Mindrift as a Freelance Python Data Scraping Engineer!Are you a talented Python Data Scraping Engineer eager to make an impact? Mindrift is seeking skilled professionals to contribute to the Tendem project by optimizing data scraping workflows within our innovative hybrid AI + human system.As an AI Pilot—our term for this role—you will work alongside Tendem Agents handling repetitive tasks, while you bring your critical thinking skills, domain expertise, and quality control to ensure precise and actionable outcomes.This part-time remote opportunity is perfect for technical experts experienced in web scraping, data extraction, and processing.About MindriftAt Mindrift, we connect specialists with cutting-edge AI projects from leading tech innovators. Our mission is to unlock the potential of Generative AI by leveraging real-world expertise from around the globe.Your RoleAs a Python Data Scraping Engineer, you will manage data scraping tasks that demand technical accuracy for web extraction and processing. Utilize our internal tools like Apify and OpenRouter, as well as your creative problem-solving skills, to achieve efficient results.Key ResponsibilitiesOversee end-to-end data extraction workflows across intricate websites, guaranteeing thorough coverage, accuracy, and dependable delivery of structured datasets.Utilize internal tools (Apify, OpenRouter) and custom workflows to expedite data collection, validation, and task execution, ensuring all requirements are met.Adapt strategies to reliably extract data from dynamic and interactive web sources, including handling JavaScript-rendered content and changes in site behavior.Implement data quality standards through validation checks, cross-source consistency controls, adherence to formatting specifications, and systematic verification prior to delivery.Scale scraping operations for large datasets effectively, employing batching or parallelization, while monitoring failures and maintaining stability against minor changes in site structure.CompensationContributors can earn up to $32 per hour, based on their expertise and contribution pace. Note that compensation may differ across projects depending on their complexity and requirements.Getting StartedReady to join us? Apply now to qualify and engage in projects that match your technical skills, on your own schedule. From coding and automation to refining AI outputs, you will play a vital role in advancing AI capabilities and real-world applications.

We are seeking a dedicated and experienced Project Manager to join our Land Development team in San Antonio, Texas. In this role, you will spearhead a diverse array of land development and public works projects, leveraging your expertise in site civil design, permitting, and project delivery. Your strong background in stormwater management and hydrologic/hydraulic analysis will be crucial in supporting multidisciplinary projects, while your versatility will allow you to engage in various aspects beyond just stormwater practices. Occasional travel to client sites and regional offices may be necessary.Please note: We do not accept unsolicited resumes from third-party recruiters.

Join eproinc as a PeopleSoft Finance Architect / Functional Lead and be a pivotal part of our consulting team. In this role, you will leverage your expertise in PeopleSoft Finance to drive system architecture and lead functional strategies for our clients. You will work closely with stakeholders to ensure optimal deployment of finance solutions, tailored to meet diverse business needs.

Position Title: Senior Systems Administrator Location: Onsite in our San Antonio, Texas officeClearance Requirement: Top Secret with SCI eligibilityEmployment type: Full TimeResearch Innovations, Inc. (RII) is at the forefront of technological advancement, pioneering transformative solutions that reshape and enhance our world. Our team develops innovative software and systems tailored for government and military operations, employing agile practices and a user-centric approach to tackle complex real-world challenges. We are currently in search of a dedicated and mission-driven Senior Systems Administrator to join our dynamic team. This pivotal role supports critical operations in secure environments at our Forum Building office. The ideal candidate will be a hands-on Systems Administrator who can effectively manage, troubleshoot, and fortify Linux, Windows, and VMware infrastructures within classified settings. This position is designed for an individual passionate about technical excellence and committed to ensuring system reliability, timely patching, security hardening, and troubleshooting within high-pressure environments. This role requires an active US TS/SCI security clearance.

Mindrift, part of toloka-ai, seeks a Computer Science Specialist with strong Python experience. This remote role is based in San Antonio, Texas, and centers on supporting artificial intelligence projects. Key responsibilities Collaborate with a diverse team of AI professionals Address technical challenges related to artificial intelligence Apply Python to build and refine AI systems and tools Team environment Mindrift brings together specialists who work remotely to enhance AI capabilities. The team values technical skill, creative thinking, and close collaboration to solve complex problems.

Join AECOM as a Senior Project Manager, where you will lead complex projects and collaborate with a talented team to deliver exceptional results. In this role, you will oversee all phases of project development, ensuring compliance with specifications and budgets while fostering strong relationships with clients and stakeholders.

Join our dynamic team at Artech Information Systems LLC as a Front End Developer specializing in React.js. In this role, you will have the opportunity to work on innovative projects that leverage your technical skills and creativity. Collaborate with cross-functional teams to design and implement user-friendly web applications that enhance user experience.

As a Senior Salesforce Developer at trginc, you will play a crucial role in shaping and implementing best-practice solutions on the Salesforce.com and Force.com platforms. Your responsibilities will include gathering user requirements, conducting thorough analyses, and providing accurate estimations for development efforts.Your role will also involve the preparation of comprehensive project documentation, which includes requirements specifications, system design documents, current and future state diagrams, test cases, and user manuals. You will assist business users during User Acceptance Testing (UAT) and effectively analyze and resolve production issues during the warranty period.Collaboration is key in this position. You will work closely with the Force.com administration team during code deployment and participate in discussions about new initiatives and projects with business stakeholders, transforming their ideas into actionable opportunities.

Join RESPEC as an Assistant Project Manager in our dynamic Land Development team, based in San Antonio or Castroville, TX. This position is tailored for professionals experienced in land development and public works, encompassing site civil design, permitting, and project delivery.We do not accept unsolicited resumes from third-party recruiters.

LPA Design Studios is on the lookout for a skilled and collaborative Senior Developer to bolster our expanding Digital Product team within Inspire Design (ID), our integrated technology division. This position is perfect for a technically adept individual who thrives on creating scalable digital products that enhance the collaborative efforts of architects, engineers, interior designers, landscape architects, and master planners.As a vital firmwide contributor, you will significantly impact the design, development, and refinement of digital products that revolutionize how LPA plans, designs, delivers, and manages projects. Your contributions will lead to innovative and sustainable projects that provide lasting environmental, economic, and social benefits.Job OverviewInspire Design represents LPA's cohesive technology team, comprising Design Technology (DT), Systems Technology (ST), Data and AI Technology (D+AI), Business Technology (BT), and Digital Product Development (Product).As part of the Digital Product team, the Senior Developer will be a hands-on contributor, responsible for delivering high-quality, user-centric digital solutions. You will work closely with the Digital Manager, product managers, designers, business stakeholders, and other technology teams to translate complex requirements into intuitive, dependable, and scalable solutions.This role emphasizes strong technical execution, collaboration, and mentorship within the team while adhering to established development standards and best practices.

Please submit your CV in English and indicate your English proficiency level. Mindrift connects skilled professionals with project-based AI assignments for leading technology companies. These projects focus on assessing, evaluating, and improving AI systems. Participation is on a project basis and does not represent permanent employment. What you will do Create original computational mathematics problems that mirror real mathematical research workflows Design problems requiring Python programming to solve, using libraries such as Numpy, SciPy, or Sympy Ensure problems are computationally intensive and cannot be solved manually in a reasonable timeframe Develop problems involving complex reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis Base scenarios on real-world research challenges or practical mathematical applications Validate solutions using Python and standard mathematical libraries Document problem statements clearly and provide accurate, verified solutions Requirements Degree in Mathematics (Pure or Applied) or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other relevant programming languages is also considered At least 2 years of professional experience in applied mathematics, research, or teaching Background in numerical methods and symbolic computation Ability to design problems reflecting authentic mathematical research processes Understanding of computational complexity theory Excellent written English skills (C1+ level) How to apply The application process includes: Apply → Pass qualifications → Join a project → Complete tasks → Get compensated. Time commitment Tasks typically require around 10–20 hours per week during active project phases. Actual workload may vary depending on project needs. Compensation Contributors may earn up to $76 per hour, depending on expertise and pace. Earnings vary by project scope, complexity, and required skills. Other projects on the platform may offer different compensation based on their requirements.

Toloka AI is looking for a Freelance AI Trainer with a strong background in biology and Python. This remote contract role is open to candidates based in San Antonio, Texas, or elsewhere in the United States. Role overview This position centers on training and improving AI models for applications in biology. The work involves applying both subject matter knowledge and Python skills to help shape technology that supports research and education in the life sciences. What you will do Use expertise in biology and Python to guide the development of AI models Contribute to projects that aim to advance tools for biological research and learning Requirements Strong knowledge of biology Proficiency with Python Interest in AI model training and improvement

We kindly request that you submit your CV in English, along with your English proficiency level.At Mindrift, we specialize in connecting talented professionals with project-based AI roles for top-tier tech companies, with a focus on evaluating, testing, and enhancing AI systems. This is a project-based role, not a permanent position.Role OverviewEach project presents its own unique challenges, where contributors may be tasked with:Creating innovative computational physics problems that reflect authentic research workflows;Formulating problems that necessitate Python programming for resolution (utilizing libraries such as Numpy, SciPy, and Sympy);Ensuring that the problems are computationally intensive and cannot be resolved manually within practical timeframes;Designing tasks that require complex reasoning within mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in real-world research challenges or applicable scenarios from physics;Validating solutions through Python using established physics simulation libraries;Clearly documenting problem statements and providing verified correct solutions.Ideal Candidate ProfileThis opportunity is perfect for optical engineers proficient in Python who are interested in part-time, non-permanent projects. The ideal candidate will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages is also acceptable;A minimum of 2 years of professional experience in applied research or teaching;Experience with numerical simulation techniques;The ability to craft problems that emulate real physics research processes;Creative problem-solving skills across various physics domains;Knowledge of modeling techniques and physics approximations;Strong written English skills (C1+ level).Application ProcessTo apply, please submit your application, pass the necessary qualifications, join a project, complete assigned tasks, and get compensated.Project CommitmentFor this role, the estimated workload during active project phases is approximately 10–20 hours per week, contingent upon project needs. This is an estimate, and not a guaranteed workload during the project's active period.Compensation DetailsContributors can earn up to $76 per hour, depending on their level of expertise and contribution pace. Compensation varies across projects based on their scope, complexity, and required skill set.

Fusion Consulting is looking for a Senior IT Project Manager with a focus on SAP Manufacturing Execution Systems (MES) for the pharmaceutical sector. This position is based in San Antonio and centers on managing projects that improve manufacturing operations using SAP solutions. Role overview This role leads initiatives that support manufacturing efficiency and regulatory compliance. The Senior IT Project Manager works with teams across departments and coordinates with stakeholders to keep projects on track and within budget. What you will do Oversee SAP MES projects from planning through delivery Ensure projects meet pharmaceutical industry regulations Collaborate with cross-functional teams to achieve project goals Monitor timelines and manage budgets to deliver high-quality results Requirements Experience managing IT projects in the pharmaceutical industry Expertise in SAP MES Strong track record of delivering projects on time and within budget Ability to work effectively with diverse teams and stakeholders

We invite you to submit your resume in English, clearly indicating your level of English proficiency.Mindrift connects talented specialists with project-based AI opportunities for top-tier tech firms, focusing on testing, evaluating, and enhancing AI systems. Note: This role is project-based and does not offer permanent employment.Role Overview:Each project presents unique challenges, including but not limited to:Designing original computational physics problems that reflect genuine research workflows;Formulating problems requiring Python programming solutions (utilizing libraries such as Numpy, SciPy, and Sympy);Creating problems that are computationally demanding, ensuring they cannot be solved manually within practical timeframes (days or weeks);Developing intricate problems necessitating advanced reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in actual research dilemmas or applicable real-world physics scenarios;Verifying solutions through Python using standard physics simulation libraries;Writing clear and comprehensive problem statements along with verified correct answers.Candidate Profile:This opportunity is ideal for individuals with a physics background and Python expertise, seeking part-time, non-permanent projects. The ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or related disciplines;Proficiency in Python for numerical validation (knowledge of MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar programming languages is also acceptable);A minimum of 2 years of relevant experience, including applied, research, or teaching roles;Familiarity with numerical simulation techniques;Capability to design problems that emulate authentic physics research workflows;Creative problem-solving skills across various physics domains;Solid command of written English (C1+ level).Project Workflow:To participate, follow these steps: Apply → Pass qualifications → Join a project → Complete tasks → Receive compensation.Expected Commitment:For this project, contributors can expect to dedicate approximately 10–20 hours per week during active phases, contingent upon project requirements. Note that this is an estimate and not a guaranteed workload.Compensation:Participants in this project can earn up to $76 per hour, depending on their proficiency and contribution pace. Compensation may vary by project based on its scope, complexity, and the expertise required. Please be aware that other projects on the platform may offer different compensation rates based on their specific needs.

Join our dynamic team at Iomaxis LLC as a Linux Administrator / Test Engineer, where you will play a vital role in managing and optimizing our Linux-based systems while ensuring the reliability and performance of our software products. In this position, you will collaborate with cross-functional teams to develop, test, and deploy innovative solutions in a fast-paced environment.