Senior Software Engineer (Python) at blend360 | Montevideo

About the RoleJoin Hopper, a leader in travel technology, whose innovative platform powers some of the largest travel portals worldwide. Our Hopper Technology Solutions (HTS) platform facilitates travel transactions for prominent global brands, including banks, airlines, and fintech leaders. This multi-tenant travel commerce engine allows partners to quickly launch exceptional hotel and travel booking experiences with minimal custom engineering.We are seeking a Senior Software Engineer who has embraced the forefront of AI-assisted development. You leverage multiple AI agents to autonomously deliver features with unprecedented speed. Your understanding of large language models (LLMs) enables you to create effective feedback loops and protective measures to optimize their potential.Technology StackBackend systems developed in Scala utilizing a range of Google Cloud Platform (GCP) services.Frontend web applications built with React and TypeScript.Your Daily ResponsibilitiesIdentify and implement enhancements to the codebase to accelerate agent performance and increase safety.Collaborate with a team of elite engineers in an environment that prioritizes trust and autonomy.Utilize AI to create comprehensive documentation and specifications that support asynchronous decision-making and team alignment.Rapidly develop and learn through the orchestration of AI agents to deliver features from user experience to database integration with minimal oversight.Design scalable architectures and foundational patterns to facilitate the efficient launch of new portals.Demonstrated experience in training, deploying, and optimizing LLMs for complex product functionalities.Engage directly with Product Managers and business stakeholders to shape and clarify our development roadmap; your insights and technical vision are valued.Work alongside a diverse team, providing and receiving high-level feedback essential for professional growth.The Ideal CandidateMotivated to dive deeply into unfamiliar codebases, maintaining a focus on delivering swift results.Proven expertise in directing AI agents and automated workflows to design, implement, and maintain complex software systems effectively.

Role overview Anyone AI seeks experienced software engineers based in Uruguay for remote, part-time consultancy work. This role involves collaborating with a prominent AI laboratory on a project basis, focusing on both software engineering and training in artificial intelligence. Flexible scheduling and project-based compensation are core aspects of this engagement. What you will do Design and implement advanced coding tasks, such as bug fixes, adding new features, refactoring code, and building tests. Create clear natural-language specifications and supply reference implementations. Develop and enhance unit and integration test suites. Review peer-created tasks to check for correctness, clarity, and realistic scenarios. Spot edge cases, ambiguities, and potential failure points in tasks and code. Maintain consistency between specifications, code, and expected results. Engagement details This consultancy is part-time and project-based. Compensation is determined per project. Work on your own schedule, choose your preferred tools, and continue with other clients if their policies permit.

Anyone AI is in search of talented Full-Stack Developers proficient in Python and JavaScript/TypeScript to collaborate on innovative projects with a prestigious AI laboratory.Qualifications:Fluent in English with exceptional written communication skills.3–7 years of hands-on experience in software engineering.Expertise in Python and JavaScript/TypeScript; familiarity with Java, C#, or Go is a plus.Experience in backend or full-stack development within production environments.Knowledge of testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing.Demonstrated ability to debug and work with extensive multi-file codebases.Experience with code reviews, refactoring, and production migrations.Engagement Type: Part-time, project-based expert evaluation work.Work Type: Remote.As a contributor, you will design and evaluate realistic software engineering tasks, which include bug resolution, feature implementation, refactoring/migration, and test generation. Responsibilities involve creating complex coding scenarios and reviewing peer submissions for quality and accuracy.This role is project-based and consultants are compensated per project; hourly rates are estimates based on anticipated completion time. Consultants have the flexibility to manage their own schedules, utilize their own tools, and may work with other vendors or employers concurrently (depending on their policies).Responsibilities:Contributors will:Design and implement multi-file coding tasks, covering bug fixes, feature development, refactoring, and testing.Craft clear natural-language specifications and reference implementations.Develop and expand unit and integration test suites.Review peer-generated tasks for accuracy, clarity, and realism.Identify edge cases, ambiguities, and potential failure modes.Ensure alignment between specifications, code, and expected outputs.

Join Anyone-AI as an AI Software Engineering Trainer in Uruguay! In this dynamic role, you will leverage your expertise in AI and software engineering to educate and train aspiring professionals.As an AI Software Engineering Trainer, you will create and deliver engaging training sessions, develop educational materials, and provide mentorship to students. Your passion for technology and ability to communicate complex concepts will inspire the next generation of software engineers.

Role overview Anyone AI seeks a Python Developer based in Uruguay for a fully remote position. This role centers on collaboration with a team tackling AI-driven projects and software engineering tasks. The work supports ongoing efforts within an established AI lab. What you will do Collaborate with the AI lab on diverse software projects Develop and refine Python-based solutions Participate in remote teamwork across multiple initiatives Location This position is open to candidates residing in Uruguay and is fully remote.

Please submit your CV in English and include your English proficiency level. This freelance, project-based contract with toloka-ai is remote and open to candidates based in Uruguay. Mindrift connects skilled professionals with project-based AI roles at leading tech companies, with a focus on evaluating and improving AI systems. This is not a permanent position. Role overview The Freelance AI Agent Evaluation Engineer builds datasets to measure how well AI coding agents perform real-world software development tasks. The work centers on designing complex tasks and evaluation criteria inside detailed simulated environments. What you will do Create virtual companies from high-level blueprints, including realistic codebases, infrastructure, and context like conversations, documentation, and tickets to simulate authentic development environments with history. Curate and adjust tasks at different stages of the virtual company. This includes developing prompts, defining evaluation criteria, and ensuring tasks are solvable and fairly assessed. Design challenges in isolated settings that mimic a developer's workstation: a Linux environment with development tools (terminal, CLI), MCP servers (repository, task tracker, messenger, documentation), and a real web application codebase. Develop tests that reliably accept all correct solutions and reject incorrect ones, aiming for a balance between strictness and fairness. Work alongside an AI agent on these tests, ensuring the agent catches real issues, does not accept poor solutions, and passes valid ones. Review code generated by AI agents, analyze both successes and failures, and design edge cases and adversarial scenarios to further challenge the models. Iterate on your approach based on feedback from expert QA reviewers who assess your work for quality. What this role does not include Data labeling Prompt engineering Writing code from scratch (the AI agent will handle most coding; your focus is on guiding and evaluating) This role involves close collaboration with advanced AI models, crafting tasks that push their capabilities and evaluating their performance in realistic scenarios.

Anyone AI is looking for a Backend Developer - AI Trainer to support projects with a leading AI lab. This remote, part-time position is open to candidates based in Uruguay. What you will do Design and evaluate software engineering tasks focused on backend development. Work on assignments such as bug fixing, implementing new features, refactoring code, and generating tests. Collaborate with teams involved in AI-driven projects. Key skills Proficiency in Python Experience with JavaScript or TypeScript Work arrangement Part-time and project-based Fully remote Flexible scheduling

Please submit your CV in English and specify your English proficiency level. Mindrift, in partnership with toloka-ai, connects specialists to project-based AI work for major technology companies. This freelance Optical Engineer role centers on testing, evaluating, and improving AI systems. The position is project-based and not permanent. Key responsibilities Design original optical problems that reflect real-world physics research workflows Develop computationally intensive problems that cannot be solved manually in a short timeframe Create scenarios requiring advanced reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics Base problems on current research challenges or practical applications in optics and physics Document problem statements clearly and provide verified, correct solutions Requirements Degree in Physics (Theoretical, Experimental, or Computational) or a related field Minimum 2 years of experience in applied, research, or teaching roles Hands-on experience with numerical simulation techniques Ability to design problems that mirror real research workflows Creative approach to problem design across various physics domains Familiarity with physics modeling and approximation methods Strong written English skills at C1 level or above How the process works Apply Pass qualifications Engage in a project Complete assigned tasks Receive compensation Time commitment During active project phases, tasks typically require about 10 to 20 hours per week. This is an estimate and not a guaranteed workload. Hours are relevant only while the project is active. Compensation Contributors can earn up to $17 per hour, depending on experience and pace. Pay may vary by project based on scope, complexity, and required expertise. Other projects on the platform may offer different compensation levels depending on requirements. Location This is a remote position based in Uruguay.

Role overview Toloka AI seeks a Senior Consultant to join freelance AI projects serving established firms. This remote role is open to candidates based in Uruguay. The focus is on using artificial intelligence expertise to address real-world business needs for major clients. What you will do Work closely with industry professionals on AI-focused projects Apply technical knowledge to support client initiatives Assist in delivering AI-driven solutions for leading organizations Work arrangement Freelance contract structure Fully remote, based in Uruguay

Please submit your CV in English and include your English proficiency level. Mindrift connects professionals with project-based AI work for leading technology companies. The focus is on testing, evaluating, and improving AI systems. This is a freelance, project-based role and not a permanent position. Role overview This freelance position is for optical engineers with strong Python skills who are interested in flexible, part-time work. Projects center on creating and validating computational physics problems that reflect real research and practical scenarios. What you will do Create original computational physics problems based on actual research workflows. Develop problems that require Python programming for solutions, using libraries such as Numpy, SciPy, and Sympy. Design computationally intensive challenges that cannot be solved manually in a short timeframe. Construct problems involving complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics. Base scenarios on real research or practical physics applications. Validate solutions using Python and established physics simulation libraries. Document problem statements clearly and provide accurate solutions. Requirements Degree in Physics (theoretical, experimental, or computational) or a related field. Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or other programming languages is valued. At least 2 years of professional experience in applied work, research, or teaching. Background in numerical simulation techniques. Ability to design problems that mirror authentic research workflows in physics. Creative problem-solving skills across multiple areas of physics. Understanding of physics modeling and approximation methods. Excellent written English skills at C1 level or above. Process Apply, pass qualifications, join a project, complete tasks, and receive compensation. Time commitment Active projects typically require 10–20 hours per week. Actual workload depends on project needs and may vary. Compensation Earn up to $17 per hour, depending on expertise and task completion rate. Pay may vary by project scope, complexity, and required skills. Other projects on the platform may offer different rates. Location This is a remote position based in Uruguay.

About HuzzleHuzzle is dedicated to bridging the gap between exceptional talent and leading global companies across multiple regions, including the UK, US, Canada, Europe, and Australia. We cater to a diverse clientele, from innovative startups to established digital agencies and tech platforms within sectors such as SaaS, MarTech, FinTech, and EdTech. Our unique approach ensures that top professionals are seamlessly integrated into client teams for full-time remote roles, receiving continuous support from Huzzle.Role OverviewWe are on the lookout for a dynamic and self-driven AI Automation Engineer to spearhead the design, development, and implementation of bespoke AI-driven automation systems.In close collaboration with our CTO, you will be at the forefront of AI innovations, utilizing Claude Code, n8n, and various automation frameworks to deliver solutions that enhance operational efficiency and address practical challenges faced by our clients.This position involves direct client interaction, making strong communication skills and the ability to propose enhancements or alternative solutions vital. The ideal candidate is passionate about problem-solving, enjoys creating systems from the ground up, and is adept at discovering more efficient methods to automate intricate workflows.Key ResponsibilitiesDesign and develop AI-driven automation systems leveraging Claude Code, n8n, and associated platforms.Create tailored workflows that embed AI functionalities into business processes.Work closely with the CTO to prototype and roll out new automation solutions.Establish and oversee scalable AI workflows and automation pipelines.Troubleshoot, debug, and enhance existing automation solutions.Engage with clients to gather requirements and propose the most suitable AI solutions.Identify opportunities to streamline or enhance system architectures proactively.Share insights, suggestions, and technical expertise to improve project outcomes.Document development processes to ensure long-term system scalability.QualificationsDemonstrated expertise in constructing automation workflows using n8n.Practical experience with Claude Code or comparable AI coding platforms.A strong problem-solving aptitude coupled with a proactive outlook.Capability to articulate technical concepts clearly in client-facing interactions.Adept at navigating a fast-paced startup atmosphere where processes are in flux.Experience in designing automation systems that boost operational productivity.A strong sense of initiative and a readiness to advocate for improved technical solutions.Preferred SkillsProgramming knowledge (Python, JavaScript, or similar).Experience with Make.com or other automation tools.

Toloka AI is looking for a freelance AI trainer who combines civil engineering experience with strong Python programming skills. This contract role is fully remote and open to professionals based in Uruguay. Role overview This position centers on supporting learners as they apply artificial intelligence to civil engineering projects. The focus is on practical instruction and guidance, helping others use Python effectively in real-world engineering scenarios. What you will do Train and mentor individuals or groups in the use of AI for civil engineering applications Share hands-on Python programming knowledge relevant to engineering tasks Contribute to the advancement of AI technologies by guiding learners and providing feedback Location This freelance role is remote and available to candidates residing in Uruguay.

Role Overview anyone-ai is looking for Chemistry specialists based in Chile to support the development of STEM training datasets for advanced AI models. This is a remote position. What You Will Do Design and write complex Chemistry challenges that require deep reasoning and domain expertise. Ensure each challenge has a single, verifiable correct answer. Develop tasks that test the limits of current AI systems, focusing on computational accuracy and logical rigor. Work on projects across computational chemistry, physical chemistry, analytical chemistry, and chemical engineering workflows. Create Chemistry problems that may involve the use of specialized software tools. Areas of Focus Computational chemistry Physical chemistry Analytical chemistry Chemical engineering processes Tasks involving specialized Chemistry software

Role overview Toloka AI seeks a freelance AI Trainer with expertise in both mechanical engineering and Python programming. This contract position is fully remote and available to professionals based in Uruguay. Responsibilities Create and deliver training programs centered on AI applications in mechanical engineering. Develop course materials and practical exercises that demonstrate how Python is used in mechanical systems. Lead participants through hands-on projects and collaborative problem-solving sessions. Manage training sessions and provide ongoing support as learners develop new skills. Requirements Background in mechanical engineering. Proficient Python programming abilities. Talent for explaining technical topics and producing engaging educational resources. Interest in AI technologies and their use within engineering fields. Location This is a remote freelance role for candidates residing in Uruguay.

Mindrift seeks a Freelance Python Data Scraping Engineer to join the Tendem project. This remote, part-time position is based in Uruguay and centers on building and refining data scraping workflows for a system that blends AI and human input. The role involves collaborating with Tendem Agents who handle repetitive tasks, while you focus on technical challenges and ensuring high data quality. What you will do Extract complex data from a range of challenging websites, delivering accurate and well-structured datasets. Work with internal tools such as Apify and OpenRouter, along with custom workflows, to collect, validate, and process data as required by each project. Adapt scraping methods to handle dynamic or interactive sites, including those with JavaScript-rendered content and frequent updates. Apply thorough data validation and consistency checks across multiple sources before delivering final datasets. Scale scraping operations for larger volumes using batching or parallel processing, monitor for failures, and maintain workflow stability as site structures evolve. Requirements Minimum 3 years of experience in data engineering, web scraping, or automation. Compensation Earn up to $21 per hour, depending on experience, project complexity, and contribution speed. Rates may vary for other projects based on their scope and skill requirements. How to apply Submit an application to be considered for projects that match your background and availability. Whether your expertise is in coding, automation, or refining AI outputs, your work will help advance AI capabilities for practical use.

Please submit your CV in English and specify your English proficiency level. Mindrift offers project-based roles connecting skilled professionals with AI-focused work for leading technology companies. Projects involve testing, evaluating, and improving AI systems. This is a contract position, not a permanent role. Role overview The Freelance Electrical Engineer & Python Specialist - AI Trainer works remotely from Uruguay, designing and validating engineering challenges to help train AI models. The position centers on creating computational problems and Python assignments that reflect real-world engineering scenarios. Main responsibilities Develop computational engineering problems that reflect actual engineering tasks Create Python programming assignments for calculations and simulations Ensure problems require rigorous computational thinking, such as numerical methods or iterative approaches Design tasks focused on system design, optimization, and analysis Base challenges on real research questions or practical engineering situations Validate solutions using Python and standard engineering libraries Document problem statements clearly and provide verified solutions Requirements Degree in Electrical Engineering or a related field Strong Python skills for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries is valued At least 2 years of relevant experience (applied, research, or teaching) Understanding of practical engineering constraints and approximations Excellent written English (C1+ level) Professional certifications (such as CMME, SAS Certifications, CAP) and experience with international or applied projects are a plus How projects work Apply Complete qualification(s) successfully Join a project Complete assigned tasks Receive payment Time commitment Active projects typically require about 10–20 hours per week, depending on project needs. This is an estimate, not a guaranteed workload. Compensation Earn up to $17 per hour, depending on expertise and pace. Actual rates may vary by project based on scope, complexity, and required experience. Other projects on the platform may offer different pay structures.

Role Overview anyone-ai creates high-quality STEM training datasets for advanced AI models. The company’s data supports leading AI labs by helping improve their models’ technical reasoning. This remote role focuses on designing challenging, deterministic physics problems and solutions that test and expand the capabilities of AI systems. What You Will Do Develop complex physics problems for AI model training and evaluation. Write deterministic questions with a single, clearly correct answer. Provide detailed, validated solutions that clearly document each reasoning step. Create problems that require deep physical reasoning and multi-step analysis, not just recall. Use Python or specialized tools as needed for simulations, models, or computational workflows. Ensure all content is technically accurate, reproducible, and clearly written in English. Required Qualifications Bachelor’s, Master’s, or PhD in Physics or a closely related field. Research or industry experience in theoretical, experimental, or computational physics. Proficiency in Python and familiarity with scientific libraries such as NumPy or SciPy. Strong understanding of modeling, simulation, numerical methods, and multi-step problem solving. Ability to design original, challenging problems that reflect real-world physics workflows. Excellent attention to detail and strong technical writing skills in English. Preferred Qualifications Experience creating educational materials or assessments in physics. Familiarity with AI training methods. Location This is a remote position based in Uruguay.

Join our dynamic Sports Media Team as a Senior Software Engineer in Montevideo, Uruguay. At Sportradar, the world's premier sports technology firm, we are positioned at the nexus of sports, media, and betting, serving over 1,700 sports federations, media outlets, and betting operators across 120 countries. Our cutting-edge technology is pivotal in enhancing businesses in the sports sector.As a Senior Software Engineer, you will be instrumental in developing cloud-native solutions that process billions of calls monthly and serve hundreds of millions of TV viewers. Our team focuses on building platforms and products that collect, curate, distribute, analyze, and personalize sports data and content. With exclusive data rights from major leagues like MLB, NBA, NHL, and NASCAR, we provide unparalleled live game data to our customers, including industry giants like Apple, Google, and Fox Sports.

Join the Engineering team at Fintech within PedidosYa, where you will have the chance to contribute to the development of one of our fastest-growing products, working directly at its core. This role involves building from the ground up one of the company’s most ambitious strategic bets for the long term. We are looking for talented engineers who are eager to tackle complex technical challenges and design financial solutions that transform the experiences of millions of users in a highly demanding environment.Drive best coding quality practices to ensure scalability and flexibility.Develop microservices that meet our high standards.Integrate internal and external services to enhance user experience.Collaborate with the team to propose and develop new features and improvements.Work within a high-performance team to achieve set objectives.