Solutions Architect – Technical Team Lead, AWS, MCP

🕒 July 27

🇦🇷 Argentina – Remote

💵 $6.5k - $7k / month

⏰ Full Time

🟠 Senior

💻 Solutions Engineer

👻 Ghost score 21%

What it means: how likely this posting is sitting open without active hiring.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)

WebsiteLinkedInAll Job Openings

11 - 50 employees

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

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

• Set and own the cloud-native architecture on AWS for this MCP project, ensuring scalability and security from the ground up • Lead the technical team (engineers, AI specialists) building this project, staying hands-on with code and architecture decisions • Be the primary technical point of contact with the client, translating complex architecture decisions into clear business value • Define strategy for agentic workflows, RAG implementations, and MCP-based integrations • Conduct code reviews, enforce engineering best practices, and lead technical interviews to benchmark talent as the team scales

🎯 Requirements

• 5–6+ years of proven experience in Team Lead and Solutions Architect roles, leading cross-functional teams through the full SDLC, while remaining hands-on with code and architecture • 2–3+ years of hands-on experience in AI projects, including LLM ecosystems (OpenAI, Anthropic), orchestrators (LangChain / LangGraph), and RAG architectures • Direct hands-on experience with Model Context Protocol (MCP) or building agent-to-tool integration layers • Expert-level AWS across Lambda, S3, API Gateway, ECS/Fargate, SQS, Cognito, and more • Must hold AWS Certifications (Solutions Architect Professional or equivalent) • Advanced Terraform (modules, remote state, multi-environment) and solid Docker containerization experience, including CI/CD pipelines via GitHub Actions • Strong Python proficiency for pipelines, API development, and data processing (Java backend knowledge a plus) • Experience with Vector Databases, including index design, metadata schemas, and hybrid search • Exceptional English communication, able to navigate executive conversations and technical deep-dives equally well

🏖️ Benefits

• $6,000–$7,000/month — paid in USD, bi-weekly via Deel • Fully Remote — work from anywhere during 9am–5pm EST • Full-time contractor role, tied initially to this specific client project, with strong potential to transition to other projects based on performance • Paid PTO — accrual starts after a 3-month trial period • Referral Program — earn a bonus for referring talent that gets hired