AI/ML Engineer – MCP Infrastructure

Job not on LinkedIn

🔥 1 minute ago

🇦🇷 Argentina – Remote

💵 $4k - $5k / month

⏰ Full Time

🟡 Mid-level

🟠 Senior

🤖 Machine Learning Engineer

👻 Ghost score 17%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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OneSeven Tech (OST)

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OneSeven Tech (OST) is a digital product studio specializing in software design and engineering for startups, SMBs, and enterprises. With a team of global software and AI experts, OST has been in business for 7 years, successfully completing 88 projects for over 62 clients across various industries. The company focuses on providing services such as product strategy, web and mobile app development, and AI/ML integration. Known for its innovative solutions, OST has expanded its expertise from startups to large enterprises, including publicly traded companies. Their services cater to clients at every stage, from idea generation to growth and enterprise scaling. OST prides itself on a 4. 9 out of 5-star rating from clients for on-time delivery and high-fidelity designs, successfully meeting regulatory requirements in sectors like healthcare with HIPAA compliance.

📋 Description

• Monitor, maintain, and optimize agentic infrastructure running on LangChain, LangSmith, and LangGraph • Manage container-based deployments and ensure stability across environments • Build and own CI/CD pipelines for agent and model deployments • Set up and maintain observability, including tracing, alerting, and performance dashboards for LLM-based systems • Support MCP server integration as the client-side team ships new components • Identify and resolve latency, cost, and reliability issues before production incidents • Work closely with the client's MCP technical lead and integrate into the established technical dynamic • Maintain production infrastructure for a Model Context Protocol system used by a mid-market US software company

🎯 Requirements

• Strong DevOps fundamentals in practice; ownership of deployments • Container orchestration: Docker + ECS/Fargate or equivalent • GitHub Actions for CI/CD • AWS: ECS, RDS, S3, CloudWatch • MCP protocol familiarity • Hands-on production experience with LangChain, LangSmith, and/or LangGraph • Understanding of LLM infrastructure, including token cost, latency tradeoffs, rate limits, and production monitoring • Comfortable working autonomously in a small team • Near-native English for daily async communication with a US-based technical lead and client stakeholders • LangSmith tracing and evaluation features are nice to have • Experience collaborating directly with a client-side senior engineer is nice to have • Familiarity with Datadog, Grafana, or similar observability tooling is nice to have • Resume in English • LinkedIn Profile URL required • GitHub repository or project examples required

🏖️ Benefits

• Paid bi-weekly via Deel • US Eastern Time hours (EST), Monday to Friday, 9:00 AM–6:00 PM EST • Fully Remote — work from anywhere in Latin America • Long-term contract — starting with a 6-month contract, with potential to extend • Paid PTO — accrual begins after 3-month trial period • Referral Program — earn a bonus for referring talent that gets hired

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