Senior Full-Stack Developer (React/Next.js, Angular, Node/NestJS • AI Integration & QA) I’m a senior full-stack developer who turns complex ideas into fast, reliable products. I specialize in modern front-end (React, Next.js, Angular) and scalable back-end (Node.js, NestJS) with TypeScript end-to-end. I’m honest, committed, and a strong team player who loves tough challenges and is always growing—professionally and personally. AI superpowers Expert at leveraging AI to boost productivity across the entire SDLC (ideation, coding, testing, docs, and ops). Integrate AI services and tooling into apps and workflows (APIs, embeddings, vector search, RAG pipelines, agents/automation). Design prompts and evaluation loops, and audit AI outputs for accuracy, bias, safety, and reliability with measurable quality gates. Implement guardrails, observability, and continuous improvement for AI features in production. What I’m great at Front-end: React, Next.js, Angular; clean component architecture and performant UIs. Back-end: Node.js, NestJS; REST/GraphQL; robust domain logic and testing culture. Data & infra: PostgreSQL, MongoDB, MySQL; Elasticsearch/Kibana; CI/CD basics and workflow automation. Why hire me Senior mindset: I own outcomes, communicate clearly, and balance velocity with quality. Reliability & integrity: transparent collaboration and proactive risk management. Challenge-driven: I thrive on complex, ambiguous requirements and deliver with consistency.

AGUSTIN LUIS SOLER CONDE

Senior Full-Stack Developer (React/Next.js, Angular, Node/NestJS • AI Integration & QA) I’m a senior full-stack developer who turns complex ideas into fast, reliable products. I specialize in modern front-end (React, Next.js, Angular) and scalable back-end (Node.js, NestJS) with TypeScript end-to-end. I’m honest, committed, and a strong team player who loves tough challenges and is always growing—professionally and personally. AI superpowers Expert at leveraging AI to boost productivity across the entire SDLC (ideation, coding, testing, docs, and ops). Integrate AI services and tooling into apps and workflows (APIs, embeddings, vector search, RAG pipelines, agents/automation). Design prompts and evaluation loops, and audit AI outputs for accuracy, bias, safety, and reliability with measurable quality gates. Implement guardrails, observability, and continuous improvement for AI features in production. What I’m great at Front-end: React, Next.js, Angular; clean component architecture and performant UIs. Back-end: Node.js, NestJS; REST/GraphQL; robust domain logic and testing culture. Data & infra: PostgreSQL, MongoDB, MySQL; Elasticsearch/Kibana; CI/CD basics and workflow automation. Why hire me Senior mindset: I own outcomes, communicate clearly, and balance velocity with quality. Reliability & integrity: transparent collaboration and proactive risk management. Challenge-driven: I thrive on complex, ambiguous requirements and deliver with consistency.

Available to hire

Senior Full-Stack Developer (React/Next.js, Angular, Node/NestJS • AI Integration & QA)

I’m a senior full-stack developer who turns complex ideas into fast, reliable products. I specialize in modern front-end (React, Next.js, Angular) and scalable back-end (Node.js, NestJS) with TypeScript end-to-end. I’m honest, committed, and a strong team player who loves tough challenges and is always growing—professionally and personally.

AI superpowers

Expert at leveraging AI to boost productivity across the entire SDLC (ideation, coding, testing, docs, and ops).

Integrate AI services and tooling into apps and workflows (APIs, embeddings, vector search, RAG pipelines, agents/automation).

Design prompts and evaluation loops, and audit AI outputs for accuracy, bias, safety, and reliability with measurable quality gates.

Implement guardrails, observability, and continuous improvement for AI features in production.

What I’m great at

Front-end: React, Next.js, Angular; clean component architecture and performant UIs.

Back-end: Node.js, NestJS; REST/GraphQL; robust domain logic and testing culture.

Data & infra: PostgreSQL, MongoDB, MySQL; Elasticsearch/Kibana; CI/CD basics and workflow automation.

Why hire me

Senior mindset: I own outcomes, communicate clearly, and balance velocity with quality.

Reliability & integrity: transparent collaboration and proactive risk management.

Challenge-driven: I thrive on complex, ambiguous requirements and deliver with consistency.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

Spanish; Castilian
Fluent
Italian
Advanced
English
Advanced

Work Experience

Full-Stack Developer at Cuatro Digital
November 8, 2022 - Present
Full-Stack development work across frontend and backend, including projects like bio-diversity initiatives, mission systems, engine wrappers, NextJS, Hasura, Node.js, NestJS, and related technologies (React, Spring Boot, Docker/Kubernetes, Elasticsearch, Kibana).
Full-Stack Developer at Kvasar Technologies
January 1, 2023 - September 25, 2025
Full-Stack development focusing on Angular, MongoDB, and Spring Boot; involvement with Teacherfy project during 2021–2023 period.
Full-Stack Developer (Internship) at Teacherfy
October 1, 2021 - September 25, 2025
Frontend/backend development internship focusing on Angular, Node.js, MongoDB, and MySQL.
Full-Stack Developer at Cuatro Digital
November 8, 2022 - Present
Developed and maintained full-stack applications, delivering frontend and backend features with modern JavaScript/TypeScript stacks, collaborating with product and design teams to optimize performance and user experience.
Full-Stack Developer at Kvasar Technologies
February 1, 2023 - September 25, 2025
Contributed to frontend and backend development, building scalable features and improving performance across web applications.
Full-Stack Developer (Internship) at Teacherfy
November 1, 2021 - September 25, 2025
Internship role focusing on full-stack development, supporting project work and gaining hands-on experience with core technologies.
Full-Stack Developer at Teacherfy
November 1, 2021 - September 26, 2025
Internship delivering full-stack features with JavaScript/TypeScript, React, and Node.js; collaborated with senior developers to implement web applications.
Full-Stack Developer at KVASAR Technologies
February 1, 2023 - September 26, 2025
Contributed to full-stack development using JavaScript/TypeScript, Node.js, NestJS, React, MongoDB and PostgreSQL; built APIs and integrated with databases; participated in DevOps tasks and deployment pipelines.
Full-Stack Developer at Cuatro Digital
August 11, 2022 - Present
Develops and maintains web applications across frontend and backend stacks; projects include BioDiversity platforms; tech stack includes Java, Node.js, Hasura, Elasticsearch, Kibana, Geonetwork; frontend includes Next.js, React; backend includes NestJS.

Education

Communication and Journalism at ISMM (Córdoba, Argentina)
January 11, 2030 - January 1, 2017
Degree in Communication and Journalism at ISMM (Córdoba, Argentina)
January 11, 2030 - January 1, 2017
Full-Stack Application Development at Academia CodeNotch
January 1, 2021 - September 26, 2025
Frontend Development at Academia CodeNotch
January 1, 2022 - September 26, 2025
Frontend and Backend Development at Universidad La Salle, Ramon Llull
January 1, 2022 - January 1, 2023
Advanced JavaScript and TypeScript at DevTalles
January 1, 2022 - September 26, 2025
Java Application Development at DevTalles
January 1, 2023 - September 26, 2025
Introduction to DevOps at Cluster TIC Galicia
January 1, 2024 - September 26, 2025
HTML to PDF API at CodeKloud
January 1, 2025 - September 26, 2025

Qualifications

Fullstack Application Development
January 1, 2021 - September 25, 2025
Frontend Development (Udemy/Academia)
January 1, 2022 - September 25, 2025
Frontend and Backend Development (Universidad La Salle)
January 1, 2022 - September 25, 2025
Advanced JavaScript and TypeScript (DevTalles)
January 1, 2022 - September 25, 2025
Introduction to DevOps (KodeKloud)
January 1, 2024 - September 25, 2025
Full-Stack Application Development
January 1, 2021 - September 26, 2025
Frontend Development
January 1, 2022 - September 26, 2025
Frontend and Backend Development
January 1, 2022 - January 1, 2023
Advanced JavaScript and TypeScript
January 1, 2022 - September 26, 2025
Java Application Development
January 1, 2023 - September 26, 2025
Introduction to DevOps
January 1, 2024 - September 26, 2025
HTML to PDF API
January 1, 2025 - September 26, 2025

Industry Experience

Software & Internet, Professional Services, Education, Computers & Electronics