Mid-Senior Backend Developer at Inetum | San Isidro

En Inetum, estamos buscando un Desarrollador Backend apasionado y experimentado para unirse a nuestro talentoso equipo. Si tienes una sólida trayectoria en desarrollo backend y deseas trabajar en proyectos innovadores, ¡esta es tu oportunidad!

This freelance, project-based role connects mathematics specialists with opportunities to help test, evaluate, and improve AI systems for leading technology firms. The position is remote, based in Córdoba, Córdoba Province, Argentina, and does not offer permanent employment. Role overview As a Mathematics & Python Specialist, each project will involve unique challenges. Typical tasks include: Creating original computational mathematics problems that mirror real mathematical research processes Designing problems that require Python programming to solve, using libraries such as Numpy, SciPy, and Sympy Ensuring problems are computationally intensive and not feasible to solve manually within days or weeks Developing problems involving advanced reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis Basing challenges on real research questions or practical mathematical applications Validating solutions with Python and standard mathematical libraries Documenting problem statements clearly and providing verified, correct solutions Requirements Degree in Mathematics (Pure or Applied) or a related field Proficiency in Python for numerical validation; knowledge of MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages is also considered Minimum 2 years of professional experience, which may include research, applied, or teaching roles Experience with numerical methods and symbolic computation Ability to design problems reflecting real-world mathematical research Familiarity with computational complexity theory Strong written English skills (C1+ level) Application process Apply by submitting a CV in English, including your English proficiency level Complete qualifications Join a project Fulfill assigned tasks Receive payment Time commitment During active project phases, tasks are estimated to require 10–20 hours per week. Actual workload depends on project needs and is not guaranteed outside active phases. Compensation Contributors may earn up to $14 per hour, depending on expertise and pace. Compensation varies by project scope, complexity, and required skills. Other projects on the platform may offer different earning rates.

Join our dynamic team at Nabucasa as a Backend Developer. In this role, you will be responsible for designing, implementing, and maintaining scalable backend systems that support our innovative cloud-based solutions. You will collaborate closely with frontend developers, product managers, and other stakeholders to enhance user experiences and optimize performance.

Join Talan as a Senior Full Stack Developer specializing in Python 3 and C++. In this role, you will leverage your expertise to develop innovative software solutions that meet client needs and enhance user experience. You will collaborate with cross-functional teams, contributing to the design, architecture, and implementation of scalable applications.

Valtech is seeking a Senior AEM Backend Developer for its remote team based in Argentina. This position focuses on designing and maintaining backend systems with Adobe Experience Manager (AEM), supporting digital solutions for well-known global brands. What you will do Develop and maintain backend components using AEM as the core technology. Contribute to the creation of digital products that enhance customer experiences. Collaborate with teams to challenge established methods and introduce improvements. Help clients adapt to changing technologies and evolving customer needs. What Valtech offers Opportunities for professional growth and international career development. A values-driven workplace that encourages continuous learning and idea sharing. Support for shaping the way customers engage with brands. This senior backend developer role is fully remote within Argentina and offers the chance to work on impactful projects for global clients.

Join our innovative team as a Backend Developer at inetum2! We are on the lookout for talented developers who are passionate about creating robust server-side applications. Your expertise will contribute to building scalable and efficient systems that enhance user experiences.

Role Overview anyone-ai is looking for a Backend Developer with a focus on AI training. This fully remote position is based in Argentina. The role centers on building backend systems that power AI-driven solutions and support ongoing technical innovation. What You Will Do Develop and maintain backend infrastructure for AI technologies Contribute to projects that improve efficiency and enable new AI capabilities Work closely with the team to deliver reliable systems for training and deploying AI models Location Remote within Argentina

Project - Your MissionWe are on the lookout for a talented Senior Back-end Software Engineer (Python + PHP) to join our vibrant team and collaborate closely with one of our esteemed clients in the United States!Our client is revolutionizing information transfer and fund management in the real estate sector to combat wire fraud, providing a secure and user-friendly platform for title companies, law firms, and financial services to safeguard their operations and clients.Expectations - Your Expertise5+ years of experience with Python (Flask) or another statically typed language (e.g., Java, C#, C++).3+ years of experience with PHP (Laravel).Solid background in backend development or full-stack development with a strong backend focus.Proficiency in Unit Testing, REST APIs, Object-Oriented Programming (familiarity with SOLID principles), Linux/Bash, Docker, SQL, and Cloud technologies.Position – Your ContributionsResolve and debug issues related to CIR Docusign templates, escalating to engineering as needed.Manage weekly Docusign batch onboardings and automate this process with batch jobs.Analyze and reverse-engineer Docusign behaviors regarding templates created from PDFs versus Word documents and their usage with various vendors.Develop documentation and guidelines for template coding.Oversee ESign feature flags and create tools for self-service enablement by Customer Success Managers.Migrate PHP Docusign code to Python and transition to Docman.Enhance security by customizing admin profiles and policies in Docusign.Design and implement customizable Docusign sub-account settings.File and address issues with the Docusign Partner Portal.Our Offer – Growth and DevelopmentAccess to educational resources.Flexible working hours and the ability to work from anywhere.Referral Program.A supportive and relaxed atmosphere.We welcome applications from LATAM countries.#LI-DNI

We invite you to submit your CV in English, along with an indication of your English proficiency level.Mindrift connects talented professionals with project-based AI opportunities for prominent tech companies, focusing on testing, evaluating, and enhancing AI systems. Please note that participation is on a project basis and does not constitute permanent employment.Opportunity OverviewWhile each project presents distinct tasks, contributors may:Design innovative computational statistics problems that reflect authentic mathematical research workflows;Create challenges that necessitate Python programming solutions (utilizing libraries such as Numpy, SciPy, and Sympy);Ensure that problems are computationally intensive, requiring extensive timeframes (days to weeks) to solve manually;Develop problems that necessitate complex reasoning across areas such as number theory, combinatorics, graph theory, and numerical analysis;Base problems on real-world research challenges or practical applications within the field of mathematics;Validate solutions through Python using standard mathematical libraries;Clearly document problem statements and provide verified correct answers.Candidate ProfileThis opportunity is ideal for specialists in statistics with Python experience, seeking part-time, non-permanent projects. Preferred candidates will possess:A degree in Statistics or related fields;Proficiency in Python for numerical validation, with familiarity in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or equivalent programming languages;A minimum of 2 years of professional experience in applied, research, or teaching roles;Strong written English skills (C1+ level);Professional certifications (such as CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.Project WorkflowApply → Pass qualification(s) → Join a project → Complete tasks → Get compensatedProject Time ExpectationsFor this project, tasks are anticipated to require approximately 10–20 hours per week during active phases, contingent on project needs. This is an estimate and not a guaranteed workload, applicable solely while the project is active.CompensationContributors may earn up to $16 per hour, contingent upon their level of expertise and contribution pace. Compensation may vary across projects based on scope, complexity, and required expertise. Please be aware that other projects on the platform may offer different earning potentials based on their specific requirements.

Join a dynamic Berlin-based scale-up, operating remotely, that specializes in delivering state-of-the-art market intelligence and software solutions for the automotive sector. As we embark on a thrilling growth journey, we are in search of a talented Python Web Scraping Developer to be an integral part of our international, high-impact team.If you relish solving intricate data extraction problems, developing scalable web crawlers, and ensuring that our large-scale scraping systems function seamlessly in production, this opportunity is ideal for you. You will oversee the complete lifecycle of our high-volume scraping pipelines, ensuring the data we gather is precise, consistent, and swiftly delivered.

Job Title: Software Engineer - Go SpecialistPosition Type: Full-Time, RemoteWorking Hours: U.S. HoursAbout the RoleWe are on the lookout for innovative Software Engineers to develop and scale our backend systems that power a cutting-edge, enterprise-grade cybersecurity platform. This role is dedicated to crafting core platform components that efficiently ingest, process, and correlate security data across a multitude of third-party systems.As a hands-on engineer, you will be involved in high-impact backend services, integrations, and data pipelines that directly affect customer experience, platform reliability, and security intelligence.ResponsibilitiesBackend Engineering & IntegrationDesign, implement, and maintain integrations with over 100 enterprise platforms, each featuring distinct authentication models, API constraints, and rate limits.Create robust, scalable REST APIs utilizing Go to support both customer-facing products and internal services.Manage intricate third-party API interactions, including authentication flows, retries, error handling, and observability.Event-Driven Systems & Data ProcessingDevelop and oversee event-driven pipelines to reliably and efficiently process high volumes of security signals.Architect systems that enable near real-time ingestion, transformation, and enrichment of security data.Guarantee data consistency, fault tolerance, and scalability across distributed services.Data Architecture & Platform FoundationsDesign multi-tenant data architectures that facilitate entity resolution, risk scoring, and anomaly detection.Engage extensively with relational databases, crafting schemas and executing complex queries to support analytical and operational tasks.Incorporate data security, encryption, and compliance best practices into platform design.Cloud Infrastructure & DeploymentDeploy and manage backend services using cloud-native infrastructure.Utilize managed services for compute, messaging, and databases to bolster scalable system design.Implement observability, monitoring, and logging to ensure system reliability and performance.Collaboration & Applied AIWork closely with Product, Security, and Engineering teams to translate requirements into scalable technical solutions.Contribute to integrating AI-driven capabilities into security workflows to enhance detection, prioritization, and response.Participate in technical discussions, design reviews, and ongoing improvement initiatives.

Please submit your CV in English and indicate your level of English proficiency.Mindrift specializes in connecting talented individuals with exciting project-based AI roles within leading tech companies, focusing on the evaluation and enhancement of AI systems. Please note that participation is project-based and does not constitute permanent employment.Opportunity OverviewEach project presents unique challenges, and contributors may:Create original computational physics problems that reflect authentic physics research workflows;Develop problems that necessitate Python programming for resolution (utilizing libraries such as Numpy, SciPy, Sympy);Ensure that the problems are computationally demanding and cannot be resolved manually within typical time constraints (days/weeks);Design problems that require sophisticated reasoning in areas such as mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problems on actual research challenges or practical applications derived from physics;Validate solutions using Python with established physics simulation libraries;Clearly document problem statements and provide verified correct answers.QualificationsThis position is ideal for physicists experienced in Python who are open to part-time, non-permanent projects. The ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related field;Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages will also be considered;At least 2 years of professional experience in applied research, or teaching;Experience with numerical simulation methods;The capability to design problems that emulate genuine physics research workflows;Creative problem-solving skills across various physics disciplines;A solid understanding of physics modeling and approximation techniques;Strong written English skills (C1+ level).How the Process WorksApply → Pass qualifications → Join a project → Complete tasks → Receive paymentProject Time CommitmentDuring active project phases, tasks are expected to take approximately 10–20 hours per week, depending on project demands. This estimate is not a guarantee of workload and applies only while the project is ongoing.CompensationContributors can earn up to $14 per hour, contingent on their level of expertise and contribution pace. Compensation may vary across different projects based on their scope, complexity, and required skill sets. Please note that other projects on the platform may offer varying earning levels in accordance with their specifications.

Why choose Valtech? We are a pioneering experience innovation company and a trusted partner to some of the world’s leading brands. We provide our team with exceptional growth prospects, a values-driven culture, international career opportunities, and the chance to shape the future of experiences.The OpportunityAt Valtech, you will discover an environment that promotes continuous learning, meaningful impact, and professional development. Whether you are innovating digital solutions, challenging traditional thinking, or crafting the next generation of customer experiences, your contributions will help transform industries.

WHO ARE WE?Launch Potato is a thriving digital media enterprise that attracts over 30 million visitors each month through prominent brands like FinanceBuzz, All About Cookies, and OnlyInYourState.As The Discovery and Conversion Company, our goal is to connect consumers with leading brands through innovative, data-driven content and technology.With our headquarters in South Florida and a remote-first team spanning over 15 countries, we foster a high-growth, high-performance culture where speed, ownership, and measurable impact are the keys to success.WHY JOIN US?At Launch Potato, you’ll have the opportunity to fast-track your career by taking ownership of outcomes, working swiftly, and making a significant impact alongside a global team of top performers.

Please submit your CV in English and specify your English proficiency level.Mindrift is dedicated to connecting talented specialists with exciting project-based AI opportunities at leading technology companies, focusing on the testing, evaluation, and optimization of AI systems. This role is project-based and does not offer permanent employment.Opportunity Overview:Each project presents unique tasks, and contributors may be involved in:Designing original materials engineering problems that mimic real-world engineering workflows;Creating problems that necessitate Python programming for engineering calculations and simulations;Ensuring that problems are computationally complex and require numerical methods or iterative solutions;Developing problems related to system design, optimization, and analysis;Formulating problems based on authentic research challenges or practical engineering applications;Validating solutions using Python with established engineering libraries;Clearly documenting problem statements and providing verified correct answers.Desired Qualifications:This opportunity is ideal for material scientists and engineers with Python experience open to part-time, non-permanent projects. Preferred qualifications include:A degree in Material Science or a related field;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 relevant professional experience, including applied research or teaching experience;A solid understanding of practical engineering constraints and approximations;Strong written English skills (C1+ level).How the Process Works:Apply → Pass qualifications → Join a project → Complete tasks → Get compensated.Project Time Expectations:For this project, tasks are expected to require approximately 10–20 hours per week during active phases, based on project demands. This is an estimate and not a guaranteed workload, applicable only while the project is active.Compensation:Contributors can earn up to $14 per hour, depending on their expertise and contribution pace. Compensation may vary across projects based on their scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their specific requirements.

We encourage you to submit your CV in English and specify your English proficiency level.At Mindrift, we specialize in connecting talented individuals with project-based AI opportunities at leading technology companies. Our focus is on evaluating, testing, and enhancing AI systems. Note that this is a project-based engagement, not a permanent position.Opportunity OverviewEach project presents distinct tasks for contributors, which may include:Crafting original computational physics problems that replicate genuine physics research workflows;Formulating challenges that necessitate Python programming for resolution (utilizing libraries such as Numpy, SciPy, Sympy);Ensuring that problems are computationally intensive and cannot be resolved manually within reasonable time frames (days/weeks);Developing problems that demand complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in real-world research challenges or practical applications within the field of physics;Verifying solutions through Python using standard physics simulation libraries;Clearly documenting problem statements and providing validated correct answers.Candidate ProfileWe are looking for quantum researchers with Python experience who are open to part-time, non-permanent projects. Ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related field;Proficiency in Python for numerical validation, with familiarity in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any domain-specific libraries being a plus;A minimum of 2 years of relevant professional experience, which can include applied work, research, or teaching;Experience with numerical simulation methods;The capability to design problems that reflect actual physics research workflows;Creative problem-solving skills across various physics disciplines;Familiarity with physics modeling and approximation techniques;Excellent written English skills (C1+ level).How to ParticipateSteps to get involved: Apply → Pass qualifications → Join a project → Complete tasks → Get compensated.Project CommitmentFor this project, contributors should expect to dedicate approximately 10–20 hours per week during active phases, contingent on project requirements. This estimate is not a guaranteed workload and applies only while the project is active.CompensationContributors can earn up to $14 per hour, depending on their expertise and contribution pace. Compensation varies across projects based on their complexity and required skill set. Please be aware that different projects on the platform may offer varied earning potential based on specific requirements.

Please submit your CV in English and indicate your English proficiency level. Mindrift matches skilled professionals with project-based AI work for leading technology companies. This role centers on evaluating and improving AI systems. It is a project-based, non-permanent position. Role overview As a Freelance AI Trainer specializing in Chemistry and Python, contributors work on a range of tasks shaped by each project’s needs. Assignments may include: Designing original computational chemistry problems modeled after real research workflows Writing questions that require Python programming solutions, often using libraries like NumPy, SciPy, or specialized chemical libraries Ensuring problems are computationally intensive and not solvable by hand within a reasonable timeframe Creating scenarios involving advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling Basing problems on authentic research challenges or practical chemistry applications Validating solutions in Python using standard computational chemistry methods Documenting problem statements and providing verified correct answers Requirements Degree in Chemistry or a related discipline Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar languages is also acceptable At least 2 years of professional experience in applied chemistry, research, or education Background in numerical methods relevant to chemistry Understanding of computational chemistry concepts and techniques Excellent written English skills (C1 level or higher) Project commitment During active project phases, contributors typically dedicate 10–20 hours per week. Actual workload depends on project specifics and may vary. Compensation Compensation can reach up to $14 per hour, depending on expertise and pace. Rates may vary by project based on complexity and required skills. Other projects on the Mindrift platform may offer different earning potentials. Application process To apply: Submit your application, complete a qualifications assessment, join a project, execute tasks, and receive payment.

Toloka AI seeks a Computer Science Specialist with advanced Python skills to support AI projects from Buenos Aires, Argentina. This remote position centers on developing and improving artificial intelligence systems and data processing solutions. Key responsibilities Contribute technical expertise to AI-focused projects Work with Python to build and refine data processing tools Collaborate with a team that values shared problem-solving and knowledge exchange Requirements Strong background in computer science Proficiency in Python programming Ability to work remotely with teams based in Buenos Aires

We invite you to submit your CV in English, and please specify your level of English proficiency.At Mindrift, we create meaningful connections between experts and project-based AI opportunities in collaboration with top-tier tech companies. Our primary focus is on the testing, evaluation, and enhancement of AI systems. This role involves project-based participation, not permanent employment.Role OverviewAs a contributor, you will engage in various projects that may include:Creating original computational physics problems that reflect authentic physics research workflows;Designing challenges that necessitate Python programming solutions utilizing frameworks such as Numpy, SciPy, and Sympy;Ensuring the problems are computationally intensive and cannot be manually solved within a reasonable timeframe (days/weeks);Formulating problems that require complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Developing scenarios based on actual research challenges or practical applications in the field of physics;Validating solutions using Python along with standard physics simulation libraries;Providing clear documentation of problem statements along with verified accurate answers.Candidate ProfileThis opportunity is ideal for physics experts with proficiency in Python, who are open to non-permanent, part-time projects. The ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or related fields;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any domain-specific libraries is equivalent;A minimum of 2 years of professional experience, whether in applied research or teaching;Experience with numerical simulation methodologies;The ability to design problems that reflect genuine physics research workflows;Creativity in problem design across various areas of physics;A strong command of physics modeling and approximation techniques;Excellent written English skills (C1+).How the Process WorksApplication → Qualification(s) → Project Engagement → Task Completion → PaymentProject CommitmentTasks for this project are estimated to require approximately 10–20 hours per week during active phases, depending on project demands. Please note, this is an estimate and not a guaranteed workload, applicable only during active project phases.Compensation DetailsFor this project, contributors can earn up to $14 per hour, based on their experience and contribution pace. Compensation may vary across projects according to scope, complexity, and required expertise.

Despegar has built technology for the travel industry in Latin America for more than 25 years. The company connects travelers and helps create memorable experiences throughout the region. At Despegar, people collaborate to shape the future of travel with fresh ideas and a drive for real impact. Culture and Values Despegar’s culture is grounded in four values: Teamwork, Entrepreneurship, Innovation, and Impact. Teams are encouraged to take ownership, challenge assumptions, and look for new ways to improve. Collaboration and diverse perspectives support better decisions. Autonomy is balanced with alignment, and making a difference is a shared goal. The company values rapid testing, learning from setbacks, and growing successful ideas. Who Succeeds at Despegar People who think big and want to influence travel technology Those who take initiative and act with an entrepreneurial mindset Individuals who adapt quickly and keep learning Team players who value collaboration Problem solvers who face challenges with openness and a results-oriented approach Role Overview The Junior Software Engineer (Backend) role is based in Buenos Aires. This position joins Despegar’s technology team, working on SOFIA, the company’s AI platform designed to enhance travel experiences.