Full Stack Engineer

LocationRemote, Argentina# Full Stack Engineer (Java, Angular) at OneSeven TechLocationRemote, ArgentinaSalary$2000 - $4000 /monthJob TypeFull-timeDate PostedDecember 19th, 2025Apply Now## The RoleWe’re looking for a **Java/Angular Full-Stack Developer** to join a team maintaining and evolving a **large, long-lived monolithic platform** (15+ years). You’ll work across **backend services and frontend features**, build and consume **REST APIs**, and make changes carefully with a strong focus on **stability, regression impact, and performance**.## About youYou’re comfortable working in **legacy enterprise systems** where clean incremental changes matter. You can navigate a big codebase confidently, collaborate through **Git/GitHub workflows**, and you care about **quality, reliability, and clear engineering practices**. You’re also pragmatic: you can ship improvements without breaking what already works.## Requirements* **Strong Java backend development experience*** **Angular frontend experience*** **SQL Server proficiency**, including: complex queries performance optimization understanding transactional constraints* Experience developing and consuming **RESTful APIs*** Experience working with **monolithic codebases** and making careful changes in large legacy systems* Understanding of **regression testing implications** when modifying existing functionality* Solid **Git/GitHub** workflow experience## Bonus Skills* **Snowflake** experience (or willingness to learn)* Experience with **enterprise multi-tenant architectures*** Familiarity with **bit-set data structures** (optional)* Observability/monitoring experience with **Datadog** and/or **Elasticsearch*** Familiarity with **Cypress** for automation testing* **MarTech/SaaS** background (audience segmentation, email marketing, subscription management)* Experience integrating **AI/LLM capabilities** into existing apps (e.g., **MCP layer**, agentic UI patterns)* **Fluent English** with 9am-5pm EST availability* **Flexible schedule** - ability to work extra hours for sprint deadlines## Why This Matters* **First Engineering Hire** - Shape the technical foundation of a rapidly growing startup* **Massive Market** - Tech debt affects $3 trillion globally with 41% created by AI* **Real Impact** - Help companies save millions in development costs* **Cutting-edge Tech** - Latest AI/ML technologies solving real business problems* **Growth Opportunity** - Lead digital transformation in the modernization market## Benefits & Compensation* **Fully Remote** with flexible working arrangements* **Growth Opportunity** - Direct path to technical leadership* **Competitive Paid PTO Package** - Company-paid time off* **Be an early employee** at a growing startup## To ApplySEND YOUR RESUME IN ENGLISH, please.Include:* **LinkedIn Profile URL*** **GitHub Portfolio** - Show us your best work* **Live Project Examples** - Applications or tools you've built* **Cover Letter** - Why you're excited about CodeOpps* **Any other references** highlighting your qualifications## About OneSeven TechFounded by James Sullivan, who built OneSeven Tech - a premier digital product agency serving startups and enterprises. OneSeven has partnered with startup clients who have collectively raised over $100M in VC, with enterprise clients including 2000+ person hospitality groups and NASDAQ companies.Having experienced firsthand how tech debt can destroy startups, we're on a mission to turn the "invisible tax" of bad code into actionable business intelligence. We work remotely, move fast with 1-week sprints, and focus on elegant solutions to complex problems.#J-18808-Ljbffr