22.190 Ofertas de Senior Developer en Argentina

Senior Full Stack Developer, Workflow Automation

Command|Link is a global SaaS Platform providing network, voice services, and IT security solutions, helping corporations consolidate their core infrastructure into a single vendor and layering on a proprietary single pane of glass platform. Command|Link has revolutionized the IT industry by tackling the problems our competitors create. In recognition for our unprecedented innovation and dedication, Command|Link was recognized as the SD-WAN Product of the Year, ITSM Visionary Spotlight, UCaaS Product of the Year, NaaS Product of the Year, Supplier of the Year, and the AT&T Strategic Growth Partner. Command|Link has built the only IT platform for scale that solves ISP vendor sprawl and IT headaches. We make it easy for our customers to get more done, maximize uptime and improve the bottom line.

We’re looking for a Senior Fullstack Software Engineer with strong skills in both backend (PHP, Python, or Go) and frontend (React) to build the next generation of our SaaS platform. You’ll own features end-to-end, from scalable backend services to intuitive user interfaces, with a strong focus on API development and third-party integrations.

• Design, build, and maintain features across backend (PHP, Python, or Go) and frontend (React) with a 50/50 focus.
• Develop robust APIs and integrations with third-party systems.
• Collaborate with product, design, and engineering teams to deliver features from concept to production.
• Optimize scalability, reliability, and performance across the stack.

• 5+ years of professional fullstack engineering experience, ideally in a SaaS environment.
• Strong backend expertise in PHP, Python, or Go.
• Strong frontend expertise in React (modern patterns, Hooks; TypeScript a plus).
• Solid knowledge of databases and cloud environments.

Join us at CommandLink, where you'll have the opportunity to shape the future of business communication. We value the innovative spirit and seek individuals ready to bring their unique vision and expertise to a team that values bold ideas and strategic thinking. Are you ready to make an impact?

• Room to grow at a high-growth company
• An environment that celebrates ideas and innovation
• Your work will have a tangible impact
• Flexible time off
• Fun events at cool locations
• Employee referral bonuses to encourage the addition of great new people to the team

Kick off your next career move with Launchpad We're looking for a hands-on Senior Engineer ready to make an impact in a cloud-native, innovative environment. If you're passionate about building secure, scalable applications across backend and frontend, this might be the opportunity for you.

Start date: September 2025

Contract type: Contractor, Remote, Indefinite

Work hours: Monday to Friday, 7.30 am to 4.30 pm PST

• Designing and developing backend services and serverless functions in Azure to power high-performance workflows.
• Implementing and securing RESTful APIs with OAuth, ensuring safe access to domain data.
• Collaborating on PostgreSQL database design and optimization to deliver reliable and efficient queries.
• Building frontend components in React with TypeScript, delivering seamless user experiences.
• Establishing and maintaining automated testing strategies and contributing to CI/CD pipelines for multi-environment deployments.
• Partnering with cross-functional teams to ensure scalable, reliable, and maintainable applications.

• 5+ years of professional experience in full-stack development.
• Strong proficiency in TypeScript and/or C# .NET.
• Solid understanding of distributed systems and microservices.
• Experience implementing sync, async, and batch workflows.
• Proficiency in PostgreSQL schema and query optimization.
• Hands-on experience with OAuth for securing APIs.
• Strong knowledge of testing frameworks (NUnit for C#, Jest/Mocha for TypeScript).
• Proven track record with CI/CD pipelines and release management.
• Familiarity with Azure Functions, Blob Storage, Event Grid.
• Experience with modern React development.
• Advanced/Bilingual English.

• Familiarity with Azure DevOps tools (Repos, Projects, Test Plans).
• Exposure to mobile CI/CD pipelines with Expo Build.
• Experience with Claude Code.
• Previous work in cloud-native, agile teams.

Here's what to expect from our candidate-friendly interview process:

• Initial Interview – 60 minutes with our Talent Acquisition Specialist

• Culture Fit – 30 minutes with our Team Engagement Manager

• Technical Assessment – Online Challenge/Multiple Choice Questionnaire

• Final Stage – 60 minutes with the Hiring Manager

We believe that great work starts with great people. At Launchpad, we offer:

• Fully remote work with hardware provided
• Global team experience with clients in North America
• Competitive USD compensation
• Training and learning stipends
• Paid Time Off (vacation, personal, study)
• • A culture that values autonomy, purpose, and human connection

Ready to make your mark? Apply now and be part of something exciting.

We are looking for an experienced Senior Full Stack Developer who can handle both front-end and back-end development, contribute to API integrations, and mentor junior developers. This is a fully remote position.

Job Responsibilities

• Build and maintain scalable web applications using , React, and TypeScript, with a strong grasp of component lifecycles and server/client-side rendering.
• Translate Figma designs into responsive, pixel-perfect HTML/CSS layouts using Tailwind or modern styling frameworks.
• Design and implement reusable UI components and hooks that follow best practices and promote maintainability across the app.
• Integrate RESTful and GraphQL APIs, ensuring robust data fetching strategies with tools like React Query, SWR, or built-in APIs.
• Implement secure authentication and authorization systems using JWT, OAuth (e.g., Google Auth), or Firebase Auth, depending on app requirements.
• Develop and maintain backend logic using , API routes, or serverless functions (e.g., AWS Lambda), including interaction with AWS services like S3, SQS, and SNS.

• 3-5 years of experience as a full-stack developer with expertise in React and related technologies.
• Proficient in building robust, type-safe components using React and TypeScript, with a solid grasp of hooks, context, and component lifecycles.
• Experience converting Figma designs to fully functional and responsive HTML/CSS.
• Proficiency in integrating with RESTful APIs (both internal and third-party).
• Familiarity with authentication technologies like GoogleAuth, FirebaseAuth, and JWT.
• Knowledge of AWS services, including Lambda, S3, SNS, and SQS.
• Experience working with CI/CD pipelines (e.g., Jenkins, GitLab CI).
• Proven ability to mentor junior developers and detect areas for improvement in their code.
• Experienced in project management using JIRA or Linear with Agile Scrum methodologies.
• Strong understanding of Test-Driven Development (TDD) principles.

Nice to Have:

• Familiarity with microservices architecture.
• Experience with cloud-native development and serverless architectures.
• Previous experience working in a fully remote environment.

Minimum Technical and Work Environment Requirements:

• Internet Connection:

• Primary internet connection with a minimum speed of 15 Mbps.

• Backup internet connection with at least 10 Mbps.

• Backup connection must be capable of supporting work during a power outage.

• Primary Device:

• Desktop or laptop equipped with at least:

• Intel Core i5 (8th generation or newer), Intel Core i3 (10th generation or newer), AMD Ryzen 5, or an equivalent processor.

• A minimum of 8 GB RAM.

• Backup Device:

• Must meet or exceed the performance of an Intel Core i3 processor.

• Must be functional during power interruptions.

• Peripherals and Workspace:

• A functioning webcam.

• A noise-canceling USB headset.
• A quiet, dedicated home office space.
• A smartphone for communication and verification purposes.

• Join Our Dynamic Team: Experience our fun, inclusive, innovative culture that values your unique contributions and supports your professional growth.
• Embrace the Opportunities: Seize daily chances to learn, innovate, and excel. Make a real impact in your field.
• Limitless Career Growth: Unlock a world of possibilities and resources to propel your career forward.
• Fast-Paced Thrills: Thrive in a high-energy, engaging atmosphere. Embrace challenges and reap stimulating rewards.
• Flexibility, Your Way: Embrace the freedom to work from home or any location of your choice. Create your ideal work environment.
• Work-Life Balance at Its Best: Say goodbye to stressful commutes and hello to quality time with loved ones. Achieve a healthy work-life integration to perform at your best.

Project overview

We are looking for a Senior Full-Stack Developer to work on Summa.
This is a remote role based in Argentina.

Summa is a cloud platform that automates up to 80% of routine tasks for accounting and tax firms in Israel. Using AI, ML, and OCR, it streamlines auditing, bookkeeping, tax reporting, and office management, while staying fully compliant with Israeli regulations.

Requirements

• 4+ years of experience developing software in .NET, C#, ASP.NET, Web API, Angular
• 4+ years of experience in database development, ideally MS SQL
• Experience with cloud development
• Strong knowledge in mathematics and computational algorithms.
• Expertise in Artificial Intelligence (AI) and Machine Learning (ML) is essential, as these areas are critical to the solution.
• Analytical Skills to understand/develop based on requirements.
• Open-minded, think outside the box ability
• Devoted, looking for long-term cooperation
• English – Upper-Intermediate (B2)+

Nice to have

• FinTech experience is a huge advantage

Responsibilities

• Maintain and upgrade software following implementation
• Developing a high-quality "clean" code
• Bug fixing
• Developing new features

We offer

• 20 vacation days (workdays)
• 7 sick days
• Personalized career growth
• Internal English classes
• Education reimbursement
• Corporate events and team buildings
• Equipment provided

I'm helping
The Credit Pros
find a top candidate to join their team
full-time
for the role of
Senior Full Stack Developer & AWS DevOps Engineer
.

You'll lead full-stack development and advanced DevOps to build scalable, secure applications on AWS.

Compensation:

Provide your expected compensation while applying

Location:

Remote (anywhere)

Mission of The Credit Pros:

"Our mission is to help every American improve their credit scores and achieve the lifestyle of their dreams."

What makes you a strong candidate:

• You are an expert in Full-stack development, AWS.
• You are proficient in dbt (Data build tool), Snowflake, SQL, Python, PostgreSQL, , MySQL.
• English - Fully fluent

Responsibilities and more:

We are looking for a Senior Full Stack Developer with advanced AWS DevOps skills to design, develop, and optimize modern web applications and cloud infrastructure. This role requires hands-on coding across backend and frontend stacks, while also leading DevOps practices such as automation, CI/CD, observability, cost optimization, and cloud-native security.

The ideal candidate is a builder and problem solver who ensures that applications are not only functional and performant, but also scalable, secure, and resilient in AWS environments.

Key Responsibilities

• Full Stack Development: Design requirements using AI Models, LLM, and new technologies with PR Best Practices and Q&A Automation. Design and develop backend services using Laravel, , or Python frameworks (Django/FastAPI). Build modern frontend apps using React, , or Angular with TypeScript. Implement REST/GraphQL APIs, data pipelines, and microservices architecture. Optimize databases (PostgreSQL, MySQL, MongoDB) and integrate with analytics tools (Snowflake, PostHog, Rudderstack).

• AWS DevOps & Cloud Infrastructure: Architect and deploy applications on AWS (Lambda, ECS/EKS, S3, CloudFront, RDS, DynamoDB). Build and maintain CI/CD pipelines (GitHub Actions, GitLab CI, AWS CodePipeline). Use Infrastructure as Code (Terraform, CloudFormation, CDK) for repeatable deployments. Manage containerization and orchestration with Docker + Kubernetes/EKS. Implement observability solutions (CloudWatch, Grafana, Prometheus, OpenTelemetry). Drive cloud cost optimization with right-sizing, auto-scaling, and reserved instances.

• Security & Compliance: Apply best practices in IAM, VPC, encryption, and secrets management. Ensure compliance with SOC 2, PCI DSS, HIPAA (if applicable). Conduct cloud security reviews, vulnerability scans, and patch automation.

• Collaboration & Leadership: Work closely with DevOps, QA, and development teams to ensure high-quality delivery. Mentor junior engineers on cloud-native design and DevOps practices. Partner with product and IT leadership to align solutions with business needs.

Required Skills & Qualifications

Programming & Frameworks:

• Backend: Laravel, , , NestJS, or Django.

• Frontend: React, , Angular, TypeScript, TailwindCSS.

Cloud & DevOps:

• AWS: (ECS/EKS, Lambda, IAM, VPC, S3, RDS, DynamoDB, CloudFront).

• CI/CD: automation with GitHub Actions, GitLab CI, Jenkins, or AWS CodePipeline.

• Infrastructure as Code: Terraform, AWS CDK, CloudFormation.

• Containerization: Docker, Kubernetes (EKS preferred).

Databases & Data Tools:

• PostgreSQL, MySQL, MongoDB; strong SQL optimization.

• Data pipeline/analytics experience with Snowflake, Rudderstack, or DBT.

Monitoring & Observability:

• CloudWatch, Grafana, Prometheus, ELK Stack, OpenTelemetry.

Security & Networking:

• VPC design, IAM roles, KMS encryption, network ACLs, WAF.

• Familiarity with compliance frameworks (SOC 2, PCI DSS).

Soft Skills:

• Strong problem-solving and automation-first mindset.

• Effective communicator with ability to collaborate across Dev, QA, and Ops.

• Proactive, self-driven, and focused on continuous improvement.

Desired Certifications

• AWS Certified: Solutions Architect (Associate/Professional) or DevOps Engineer – Professional.

• Kubernetes: CKA/CKAD.

• HashiCorp Certified: Terraform Associate.

• Security: CompTIA Security+ or AWS Security Specialty.

• Development (nice-to-have): React Developer Certification or Laravel Certification.

Job benefits:

• Remote first environment
• Health insurance
• Paid time off
• Yearly appraisals
• Fast scaling & growth focused FinTech experience

Descripción
Skills
Working at SNP means to experience the flair of a technology start-up paired with the expertise of 30 years in the industry and more than successfully completed projects. We are always looking for people who show initiative and stand out for their commitment, skills and talent. If this sounds like you, then get involved as:

Sr Full Stack Developer
Responsabilidades
You will work closely with a technical architect (English-speaking only) who will provide architectural guidance.

Your mission
will be to act as the technical referent within the team, supporting their growth and ensuring best practices in full stack development. This is a unique opportunity for someone who enjoys teaching, collaboration, and leading by example.

Requisitos

• 5+ years of experience as a Full Stack Developer.
• Strong hands-on experience with Java and
• Proven experience mentoring or technically guiding other developers.
• Clear passion for teaching and helping others grow.
• Solid understanding of RESTful APIs and relational databases (PostgreSQL, Oracle).
• Familiarity with tools such as Docker, Postman, Git, etc.
• Advanced English (spoken and written): able to communicate technical concepts fluently.

Nice To Have

• Experience with Kubernetes, Keycloak, RabbitMQ, or other integration tools.
• Knowledge of testing tools (JUnit, Spock, Jest).
• Strong communication and facilitation skills.

We are seeking hybrid
Senior Full Stack Developer
to join our team in
Argentina.

In this role, you'll tackle the complexities of agriculture by building code and infrastructure to process and analyze vast datasets. You will develop cutting-edge full-stack solutions, creating dynamic user experiences, and building robust back-end services. These solutions will provide farmers with actionable insights from FBN's unique data across financial, sustainability, and crop marketing services. You will collaborate with Data Science and other engineering teams. We seek a passionate engineer with strong CS fundamentals, a proven track record in building scalable backend systems with Python and intuitive web interfaces using React or JavaScript, and expertise in the broader web stack (HTTP, Docker, databases). A commitment to quality, testability, and correctness is key.

Work Schedule: M-F 9am to 6pm

Farmers Business Network  (FBN) is on a mission to power the prosperity of family farmers and rural communities around the world, transforming how the world farms with an integrated, technology enabled agricultural platform.We offer high ROI farm inputs, fintech and sustainability products and services powered by network data, and farm-tested insights from our global farmer community.  Our platform helps FBN members make confident decisions to ensure the economic viability of their farms, while also empowering them to be a part of the solution as the global community confronts its most pressing issues: providing food security for a growing population, transitioning to more sustainable agriculture, and responding to climate change.We are a dynamic, innovative, and mission-driven AgTech company that offers competitive compensation and benefits as well as boundless career mobility. We are backed by top investors, including Fidelity, ADM, Google Ventures, Kleiner Perkins, DBL Partners, T Rowe Price and Temasek. We have been featured in these articles by the Wall Street Journal and Forbes, and were also named "One of the 50 Most Innovative Companies in the World" by Fast Company Magazine.

Responsibilities:

• Lead and deliver complex, high-risk software projects involving multiple systems, and developers, ensuring quality and timeliness
• Serve as a subject matter expert, independently designing technical specifications, and advising on optimal solutions
• Develop code for complex projects, architecting and implementing full-stack solutions, with a focus on React/JavaScript for front-end web experiences and Python for back-end systems, across our software  lifecycle
• Own full feature sets and significant codebase portions
• Collaborate with product, design, data science, and business teams
• Perform unit testing, prepare project documentation, and provide development estimates
• Continuously enhance engineering skills through challenging projects and collaboration
• Other duties as assigned

Minimum Qualifications:

• Bachelor's in CS/Engineering or equivalent
• 6+ years of programming experience with solid CS fundamentals
• Strong proficiency in Python and a front end language (e.g., JavaScript, React, etc)
• Solid experience with TypeScript, HTML, and CSS
• Demonstrated ability to architect and build complex, scalable full-stack systems, leveraging Python for back-end development
• Experience with database schema design (Postgres, MySQL)
• Understanding of the web stack (HTTP, caching, REST APIs, etc.)
• Proven testing/QA experience (unit, integration) and SDLC knowledge
• Task ownership, goal-oriented, excellent communication, and adaptability
• Experience with Docker, GitHub and AWS
• Experience designing complex systems focusing on architecture, reliability and scaling
• Deeply familiar with security best practices

Preferred Qualifications:

• 8-10 years of programming experience or an advanced CS/Engineering degree
• Experience with Python frameworks (e.g., Django, Flask, FastAPI) is a plus
• Passion for code quality, modern front-end best practices, and developer productivity

Characteristics:

• The successful applicant will be:
• Critical thinking, distilling concepts, clear communication (verbal and written)
• Excellent analytical and problem-solving skills
• Ability to write clear, concise documents quickly
• Self-directed with a sense of urgency
• Builds bridges and resolves conflict successfully
• Proactively anticipates and identifies issues
• Strong negotiation and persuasion skills

About 1840 & Company

1840 & Company is a global leader in Business Process Outsourcing (BPO) and remote talent solutions, dedicated to propelling businesses forward through our comprehensive suite of services. We specialize in connecting companies with world-class freelance professionals and delivering top-tier outsourcing services, across over 150 countries worldwide.

Our mission is to empower growth for forward-thinking businesses, seamlessly bridging any skill or resource gaps with our expertly vetted talent pool. We firmly believe in fostering an environment where exceptional individuals can achieve an optimal work-life balance, working remotely from any location, while maximizing their professional growth and earning potential.

We are headquartered in Overland Park, KS, USA with service delivery facilities in the Philippines, India, Ukraine, South Africa and Argentina. We invite you to explore the opportunities we offer and consider joining our exclusive network of global freelance talent. Visit  to learn more about us. To explore a wealth of career opportunities and find a role that suits your unique skills and aspirations, please visit our dedicated jobs portal

Join Our Team as a Senior Full-Stack Engineer and be part of an innovative FinTech company revolutionizing financial document processing with Artificial Intelligence

Location:
Remote in Colombia, Peru, Mexico, or Argentina.

Schedule:
Monday to Friday, 8:00 AM - 6:00 PM (Eastern Time)

Compensation:
To be discussed.

As a Senior Full-Stack Engineer, you will be responsible for developing, delivering, and maintaining cutting-edge product features.

Responsibilities

• Develop and maintain NodeJS/ReactJS modules for internal and client-facing applications.
• Design new features using the latest libraries and technologies.
• Improve our JavaScript-based API platform to meet new requirements.
• Write highly scalable and fault-tolerant software.
• Continuously improve software to eliminate bugs and failure points.
• Collaborate with Product and InfoScience teams to capture and implement requirements.
• Support Operations and Delivery teams by documenting new features and resolving production issues.

Requisitos

• 5+ years of hands-on experience in JavaScript software development
  , emphasizing , Redux, and
• Advanced English (B2+)
  is a MUST.
• Professional experience with
  SQL/NoSQL
  databases like MySQL and DynamoDB.
• Strong skills in
  unit testing,
  continuous integration, and Test-Driven Development (TDD).
• Degree in Computer Science or related field.

Preferred Qualifications

• Professional experience with AWS
  services such as S3, API Gateway, and Lambda.
• Experience with
  container-based deployment and orchestration.

Benefits

Permanent contract (indefinite term).

Great work environment.

Free courses at Solvo University.

Courses on Excel, English, personal finance, and more for you and your family.

Wellness plans.

Many growth opportunities.

Opportunities to practice your language skills.

Don't miss this amazing opportunity. Apply now and be part of our exciting journey toward technological excellence

Our team keeps expanding We are looking for a part-time Senior Full-Stack Developer who is passionate about React, , and building high-quality web applications. If you take pride in writing clean, efficient code, this is the perfect opportunity for you.

Together we will:

• Develop and maintain a scalable application;
• Implement APIs and manage database interactions with Prisma;
• Integrate Supabase for authentication and data handling;
• Optimize performance and ensure responsive design.

What we will need:

• 4+ years of professional experience in full-stack development;
• Excellent knowledge of ;
• Strong expertise in React (with a focus on hooks-based functional components);
• Proficiency in TypeScript and modern JavaScript (ES6+);
• Experience with state management tools like React Query or similar;
• Familiarity with CI/CD pipelines for deployments;
• Being able to work both independently and as part of a team, self-motivation.

Would be a plus:

• Knowledge of WordPress;
• Great sense of humor

What we offer:

• 4-hour workday Monday through Friday (Argentinian timezone);
• Flexible work hours;
• Lots of interesting tasks, collaboration with a talented designer team;
• Compensation in USD;
• Fully remote work.