Remote Software Development Jobs in Costa Rica (1,673)

Fluent Kannada Speakers - AI Training - Davanagere

Prolific Academic Ltd · Full Time · 14 Weeks Ago

Worldwide $20 - $26 per hour 0-2 yrs exp Software Development

Evaluate AI-generated text and voice snippets to ensure natural and authentic Kannada speech. Provide feedback on tone, pronunciation, and cultural context to improve AI model accuracy.

recruiting english feedback training

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AI Operations Engineer

Surge AI · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development

Design and build scalable systems, tooling, and data processing pipelines to improve AI delivery and evaluation. Lead the end-to-end execution of data collection projects for frontier AI labs to improve advanced models.

customer-support operations

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Research Engineer, Coding Evaluation & Training Data

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

The role involves owning end-to-end coding data projects to teach frontier AI models how to code. This includes designing agentic training workflows, evaluation rubrics, and technical environments that mirror real-world software engineering.

communication operations training software-engineering

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Human Data Architect

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Data Architect

Design and architect end-to-end systems for collecting, structuring, and delivering human data to train frontier AI models. Collaborate with engineering and product teams to optimize data pipelines and ensure high-quality training signals for SFT and RL.

architecture communication training

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Lead Adversarial Engineer

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Lead end-to-end red-teaming workstreams against frontier models by scoping threat models and designing adversarial campaigns. Establish a recurring red-team cadence and produce executive reports to distill severity and user harm.

recruiting leadership

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Software Engineer, Coding Evaluation & Training Data

Surge AI · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development Software Engineer

Own end-to-end coding data projects to train frontier AI models, designing agentic workflows and evaluation schemes. Collaborate with clients and internal teams to build technical environments and rubrics that reflect real-world software engineering.

communication operations training software-engineering

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RL Environments Architect

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Architect

Design and govern simulated environments and modular frameworks for RL agents to learn and be stress-tested. Establish quality standards for data, reward structures, and telemetry to ensure stable and scalable training signals.

qa training leadership

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Staff Product Engineer

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Lead the direction and execution of critical products supporting advanced AI training and RLHF processes. Develop innovative solutions for annotation efficiency, data exploration interfaces, and large-scale data processing systems.

python ruby communication feedback training

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Staff Fullstack Engineer

Surge AI · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Full Stack Developer

Design and build core fullstack systems and backend architecture to power the Surge platform. Create scalable tools for data collection, labeling, and evaluation used by leading AI labs.

python ruby architecture communication training

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Senior Software Engineer (.NET)

Calliere · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Software Engineer

Lead the design, implementation, and delivery of scalable software solutions and complex engineering initiatives. Partner with Architecture, Product, and DevOps teams to ensure operational excellence and high-performing system architecture.

sql architecture azure leadership devops

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WordPress Developer (Volunteer - Unpaid) 15 applicants

San R&D Business Solutions LLC · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development WordPress Developer

Configure, customize, and maintain WordPress websites, including themes, plugins, and front-end layouts. Collaborate with teams to translate business requirements into secure, scalable, and high-performance technical solutions.

wordpress seo security web-design

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1755 Security Engineer

Softgic · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Security Engineer

Lead the security execution of an autonomous AI agent platform by validating security posture throughout the development lifecycle. Identify vulnerabilities and define security controls specifically for AI risks like prompt injection and tool misuse.

security english compliance

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Senior Software Engineer, Backend

Vector · Full Time · 14 Weeks Ago

Worldwide $180K - $200K per year 5-10 yrs exp Software Development Software Engineer

Lead the design and development of major software components and features for a field service automation platform. Focus on improving overall product quality, scalability, and maintaining the backend infrastructure.

java postgres leadership

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Business Intelligence (BI) Developer – Power BI / SQL / ETL

Hudson Valley Systems · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

The developer is responsible for designing data models, building dashboards, and managing data warehousing solutions. They will execute ETL processes and collaborate with cross-functional teams to implement data-driven business solutions.

sql cloud power-bi devops

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Domino Platform L3 Support / Development Engineer

TALPRO INDIA PRIVATE LIMITED · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Provide advanced L3 technical support and engineering for the Domino Data Lab platform to ensure stability and performance for AI/ML workloads. Manage platform operations, including upgrades, monitoring, and troubleshooting complex production incidents within a regulated environment.

python aws cloud data-science azure technical-support communication kubernetes operations science

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Business Intelligence (BI) Developer – Power BI / SQL / ETL

Hudson Valley Systems · Full Time · 14 Weeks Ago

Worldwide 2000K - 3000K per year 5-10 yrs exp Software Development

Design and develop interactive dashboards and reports while optimizing ETL pipelines and data models. Collaborate with stakeholders to translate business requirements into technical BI solutions and ensure data quality.

sql cloud security azure power-bi reporting devops

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Storyline Developer

TTRO · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Develop interactive e-learning modules using Articulate Storyline 360 based on provided storyboards. Collaborate with learning designers and project managers to ensure high-quality, LMS-ready content that works across all devices.

creative media qa publishing communication training time-management

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Full Stack Software Developer 12 applicants

Hudson Valley Systems · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development Software Engineer

Design, develop, and maintain scalable web applications and RESTful APIs using React and Node.js. Leverage AI-assisted tools like Claude to accelerate development and optimize PostgreSQL database schemas.

typescript git aws javascript cloud security qa postgresql docker project-management react automated-testing agile jira testing devops full-stack

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Conversational AI Consultant Developer

MADIFF Polska · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development

Design and implement chatbot and voicebot solutions to automate business processes. This includes gathering requirements, configuring AI platforms, and managing NLP models and API integrations.

customer-service client-facing b2b communication training testing documentation german

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Senior Data Engineer (Dataiku DSS) 11 applicants

MADIFF Polska · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Data Engineer

Design, develop, and deploy scalable data pipelines and ETL/ELT processes using the Dataiku DSS platform. Support a large-scale enterprise data lakehouse migration while collaborating with international business and technical stakeholders.

machine-learning b2b data-engineering data-engineer

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Hubspot Systems & Integration Specialist 11 applicants

Outsource Access · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development

Design, build, and optimize the HubSpot ecosystem to automate processes across Sales, Onboarding, and Client Success. Develop custom integrations and maintain CRM data integrity to support scalable business growth.

insurance security architecture medical project-management crm communication reporting operations training scripting hubspot

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Palantir L3 Engineer

MADIFF Polska · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Provide L3 engineering support for Palantir Foundry and Foundation environments, focusing on resolving complex technical issues and software defects. Maintain production pipelines, platform workflows, and contribute to platform governance and stability.

sql architecture b2b communication onboarding data-engineering documentation devops

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Growth Engineer, Support Engineering

Firecrawl · Full Time · 14 Weeks Ago

Costa Rica, United States $205K - $250K per year 5-10 yrs exp Software Development

Build internal tools, automations, and AI-assisted workflows to scale support efficiency. Ship product and developer experience improvements to reduce support ticket volume at the source.

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AI Automation Specialist 11 applicants

Outsource Access · Full Time · 14 Weeks Ago

Worldwide 2-5 yrs exp Software Development

Design and deploy custom AI chatbots, agents, and automated reports to eliminate administrative tasks for leadership. Architect and maintain a unified knowledge base to ensure data accuracy and support informed business decisions.

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AI Developer

Outsourcey · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development

Develop and optimize the backend architecture for a multi-brain AI trading algorithm and integrate blockchain technologies for secure operations. Build and maintain APIs, cloud infrastructure, and machine learning workflows to support a high-performance trading platform.

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Trainee Engineer (Marine)

Careers International · Full Time · 14 Weeks Ago

Worldwide 0-2 yrs exp Software Development

Assist engineering officers with the operation and maintenance of ship machinery and participate in engine room watchkeeping. Maintain training records and support inventory control while following maritime safety regulations.

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Senior Backend Engineer (Golang)

Gamma Mobility · Full Time · 14 Weeks Ago

Worldwide 5-10 yrs exp Software Development Backend Engineer

Develop and optimize scalable backend services, APIs, and database systems to power web and mobile applications. Lead the engineering team through code reviews, mentoring junior engineers, and driving technical innovation.

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Full Stack Engineer 11 applicants

Boldin · Full Time · 15 Weeks Ago

Worldwide $175K - $210K per year 5-10 yrs exp Software Development Full Stack Developer

Build and maintain the registration, onboarding, and conversion flows to move visitors to paying members. Own end-to-end integrations for payment platforms, financial account aggregation, and lifecycle messaging.

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Senior Full Stack Engineer 14 applicants

Shuru Technologies Private Limited · Full Time · 15 Weeks Ago

Worldwide 2-5 yrs exp Software Development Full Stack Developer

Build polished AI product experiences, use cases, and end-to-end applications across search, chat, and workflow automation. Integrate internal APIs and UI components to translate product capabilities into functional, production-ready experiences.

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AI Trainer - Kannada

Prolific Academic Ltd · Full Time · 15 Weeks Ago

Worldwide $20 - $26 per hour 0-2 yrs exp Software Development

Evaluate AI-generated text and voice snippets in Kannada to ensure naturalness, authenticity, and cultural accuracy. Provide detailed feedback and data tagging to improve the nuance and tone of AI communication.

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