REST API Jobs in Mexico City.
All active REST API roles based in Mexico City.
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Apollo.io is the leading go-to-market solution for revenue teams, trusted by over 500,000 companies and millions of users globally, from rapidly growing startups to some of the world's largest enterprises. Founded in 2015, the company is one of the fastest growing companies in SaaS, raising approximately $250 million to date and valued at $1.6 billion. Apollo.io provides sales and marketing teams with easy access to verified contact data for over 210 million B2B contacts and 35 million companies worldwide, along with tools to engage and convert these contacts in one unified platform. By helping revenue professionals find the most accurate contact information and automating the outreach process, Apollo.io turns prospects into customers. Apollo raised a series D in 2023 and is backed by top-tier investors, including Sequoia Capital, Bain Capital Ventures, and more, and counts the former President and COO of Hubspot, JD Sherman, among its board members.
Responsibilities
- Handle customer inquiries in digital and voice channels in our CRM of choice to provide technical and product support.
- Ask thoughtful questions to troubleshoot and resolve customer issues, escalating complex problems effectively.
- Stay up-to-date on product changes, new features, and integrations, proactively expanding knowledge.
- Validate workflows with peers and identify patterns in customer feedback to inform internal discussions.
- Take ownership of ensuring customers understand key features and benefits aligned with their goals.
- Consistently adhere to SLAs, meeting key performance metrics such as resolution time and CSAT.
Required Qualifications
- Minimum proven experience of 2 years in at least one entry-level tech Customer Support or Technical Support role
- Strong problem-solving skills with the ability to troubleshoot and resolve complex customer issues.
- Ability to adapt to change and remain flexible in a dynamic work environment
- Excellent english communication skills, both written and verbal, with an empathetic approach.
- Proficiency with support tools, including live chat and ticketing systems along with processes and metrics like resolution time, customer satisfaction (CSAT), and ticket volume trends.
- Demonstrated ability to manage time effectively and adhere to SLAs.
- Proficiency in tailoring technical explanations for non-technical audiences.
*Note: If you are studying or have finished a data science or engineering degree we will happy to consider your application if you don't meet the minimum proven experience requirement previously mentioned
Preferred Qualifications
- Background in SaaS or technology-focused roles.
- Experience analyzing customer feedback to inform product or process improvements.
- Familiarity with tools like Jira, Salesforce, and REST API integrations.
- Strong foundational knowledge of integration and filtering systems.
- Basic programming knowledge.
We are AI Native
Apollo.io is an AI-native company built on a culture of continuous improvement. We’re on the front lines of driving productivity for our customers—and we expect the same mindset from our team. If you're energized by finding smarter, faster ways to get things done using AI and automation, you'll thrive here.
Why You’ll Love Working at Apollo
At Apollo, we’re driven by a shared mission: to help our customers unlock their full revenue potential. That’s why we take extreme ownership of our work, move with focus and urgency, and learn voraciously to stay ahead.
We invest deeply in your growth, ensuring you have the resources, support, and autonomy to own your role and make a real impact. Collaboration is at our core—we’re all for one, meaning you’ll have a team across departments ready to help you succeed. We encourage bold ideas and courageous action, giving you the freedom to experiment, take smart risks, and drive big wins.
If you’re looking for a place where your work matters, where you can push boundaries, and where your career can thrive—Apollo is the place for you.
Learn more here!
Ready to apply?
Apply to Apollo.io
Desarrollador Senior .NET / Java – CDMX (Híbrido)
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Orion Innovation is a premier, award-winning, global business and technology services firm. Orion delivers game-changing business transformation and product development rooted in digital strategy, experience design, and engineering, with a unique combination of agility, scale, and maturity. We work with a wide range of clients across many industries including financial services, professional services, telecommunications and media, consumer products, automotive, industrial automation, professional sports and entertainment, life sciences, ecommerce, and education.
Desarrollador NET Senior (Con experiencia en Java)
Escolaridad: Licenciatura, Ingeniería y/o en Informática, Sistemas Computacionales o afines.
Profesional con experiencia previa en proyectos híbridos con tecnologías NET y Java.
Enfocado en desarrollo backend, integración de sistemas, mejora continua y trabajo colaborativo bajo metodologías ágiles.
Inglés: Intermedio – Avanzado
5 – 7 años de experiencia:
Desarrollo de Servicios Web, WCF / API NET Framework).
Experiencia sólida con C#
3 años de experiencia comprobable en Java (SE / EE) para desarrollo backend y mantenimiento de aplicaciones empresariales.
Desarrollo de servicios y APIs en Java Spring / Spring Boot (deseable).
Manejo de SQL Stored Procedures.
Uso de Git como repositorio de código fuente.
Experiencia en procesos CI/CD.
Conocimiento en arquitecturas REST, SOAP y Microservices.
Normalización y diseño de bases de datos.
Experiencia en Metodologías Ágiles: Scrum Developer Routines.
Levantamiento de requerimientos, análisis funcional, diseño y BPM funcional.
Conocimientos generales en arquitectura aplicativa, arquitectura de solución, datos y negocio.
Excelente nivel de conocimientos teóricos en desarrollo de software, especialmente asociados al stack técnico de NET y Java.
Dominio de buenas prácticas de desarrollo y estándares de codificación.
Conocimientos Deseables:
Solución de problemas relacionados con CSP (Content Security Policy).
Experiencia en MVC / WebForms / arquitectura en capas.
Conocimientos de NET Core / NET 6+.
Deseable experiencia en ETL.
Frontend con Reactjs.
Backend con C# y/o Java.
Integración y despliegue en Azure con MS-SQL, Cosmos DB y Service Bus.
Experiencia en despliegues cloud y administración de ambientes en Azure.
Conocimientos en servidores de aplicaciones Java (Tomcat, WebLogic, JBoss)
Zona de trabajo: Cd. México - Polanco: Boulevard Manuel Ávila Camacho y esquina con Ejército
Nacional.
Esquema Hibrido (3 días a la semana en sitio)
Orion is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, citizenship status, disability status, genetic information, protected veteran status, or any other characteristic protected by law.
Candidate Privacy Policy
Orion Systems Integrators, LLC and its subsidiaries and its affiliates (collectively, “Orion,” “we” or “us”) are committed to protecting your privacy. This Candidate Privacy Policy (orioninc.com) (“Notice”) explains:
- What information we collect during our application and recruitment process and why we collect it;
- How we handle that information; and
- How to access and update that information.
Your use of Orion services is governed by any applicable terms in this notice and our general Privacy Policy.
Ready to apply?
Apply to Orion Innovation
Frontend Engineer [Senior] Users & Company
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Ready to accelerate your career?
Clara is the fastest-growing company in Latin America. We've built the leading solution for companies to make and manage all their payments. We already help over 20,000 large and growing businesses operate with agility and financial clarity through locally issued corporate cards, bill pay, financing, and a powerful B2B platform built for scale.
Clara is backed by some of the most successful investors in the world, including top regional VCs like monashees, Kaszek, and Canary, and leading global funds like Notable Capital, Coatue, DST Global Partners, ICONIQ Growth, General Catalyst, Citi Ventures, SV Angel, Citius, Endeavor Catalyst, and Goldman Sachs - in addition to dozens of angel investors and local family offices.
We’re building the financial infrastructure that powers high-performing organizations across the region. We invite you to join us if you want to be part of a fast-paced environment that will accelerate your career and support you to do some of the best work of your life alongside a passionate and committed team distributed across the Americas.
What you'll do
We're looking for a Senior Frontend Engineer to help us build the next generation of our financial platform. In this role, you will bridge the gap between complex financial logic and high-end user experience. You will be responsible for translating high-fidelity designs from Figma into performant React applications that consume RESTful APIs to deliver real-time financial insights.
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Feature Leadership: Lead the end-to-end implementation of complex frontend features, ensuring they are scalable, secure, and highly responsive.
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Design Implementation: Work fluently within Figma to inspect designs, manage design tokens, and build a cohesive, reusable component library.
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API Integration: Architect clean and efficient patterns for consuming RESTful APIs, managing asynchronous data fetching, caching, and error handling.
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Performance Optimization: Fine-tune applications for maximum speed, focusing on efficient rendering and data processing for heavy financial datasets.
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Collaboration: Partner with product managers and backend engineers to define API contracts and ensure technical feasibility across the stack.
Who you are
“We’re looking for someone who meets the minimum requirements to be considered for the role. The preferred qualifications are a bonus, not a requirement.”
Must haves
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Working proficiency in English and Spanish.
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React & TypeScript: Extensive professional experience with React (Hooks, Context, and modern patterns) and a strong preference for type-safe code.
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Figma Fluency: You are comfortable navigating Figma, extracting assets, and collaborating with designers to turn static mockups into dynamic, interactive experiences.
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RESTful Mastery: Deep understanding of interacting with REST APIs, including standardizing requests, handling authentication (OAuth/JWT), and managing state (e.g., React Query or SWR).
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Experience or interest in AI tools to automate workflows.
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Excellent verbal and written communication.
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Adaptability to fast-changing environments.
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Proven role-specific execution.
Nice to haves
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Modern CSS: Proficiency in modern styling approaches like Tailwind CSS, CSS Modules, or Styled Components.
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Startup & Fintech Experience: A background in finance or a fast-paced startup is highly preferred. You understand the importance of data integrity and the need to iterate quickly without breaking critical systems.
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Independent analytical skills using spreadsheets, SQL, or Python.
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A good sense of humor.
Why join Clara
At Clara, you’ll have the autonomy, speed, and support to make meaningful impact — not just on your team, but on how organizations are run across Latin America.
Who we are
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We’re the leading B2B fintech for spend management in Latin America.
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Certified as one of the world's fastest-growing companies, a Great Place to Work, and a LinkedIn Top Startup.
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Passionate about making Latin America more prosperous and competitive.
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Constantly innovating to build financial infrastructure that enables each of our customers to thrive.
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Product-led, high-talent-density culture — designed for builders who raise the bar.
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Proud of our open, inclusive, and values-driven environment.
What we believe in
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#Clarity. We say things clearly, directly, and proactively.
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#Simplicity. We reduce noise to focus on what really matters.
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#Ownership. We take responsibility and never wait to be told.
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#Pride. We build products and experiences we’re proud of.
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#Always Be Changing (ABC). We grow through feedback, risk-taking, and action.
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#Inclusivity. Every voice counts. Everyone contributes to our mission.
What we offer
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Competitive salary and stock options (ESOP) from day one
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Multicultural team with daily exposure to Portuguese, Spanish, and English (our corporate language)
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Annual learning budget and internal accelerated development paths
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High-ownership environment: we move fast, learn fast, and raise the bar — together
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Smart, ambitious teammates — low ego, high impact
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Flexible vacation and hybrid work model focused on results
If you’re ready for growth, ownership, and impact — apply now and help us redefine B2B finance in Latin America.
Clara’s Hybrid Policy
Claridians in a hybrid mode split their time between working from the office, talking to or visiting customers, or working from home. This hits a balance between bringing people together for in-person collaboration and learning from each other, while supporting flexibility about how to do this in a way that makes sense for each individual and team.
We don't enforce a minimum number of days for most roles, but you're expected to spend time at the office organically, and be at the office most days during your ramp-up or when required by your leader.
Ready to apply?
Apply to Clara
We are PMG
Named Ad Age Best Places to Work for 11 years in a row and Fast Company Best Workplaces for Innovators since 2022, PMG is a global independent marketing services and technology company that seeks to inspire people and brands that anything is possible. Driven by shared success, PMG leverages business strategy and transformation, creative, media, and insights—as well as its proprietary operating system, Alli—to deliver cutting-edge digital solutions and innovative media strategies.
Our team comprises over 900 employees globally, and our work for ambitious brands like Apple, Nike, Sephora, Experian, Therabody, Best Western Hotels & Resorts, Creed Fragrances, BNY, Intuit, CKE Restaurants, Travelex, and Whole Foods spans 85+ countries.
Professional proficiency in written and spoken English is required, including for resume submission and interviews.
Our Creative team is looking for Creative Technology Senior Associate to join a team of multidisciplinary developers, executing best-in-class omni-channel projects leveraging industry leading Advertising Technologies, Ad Servers and Ad builder/DCO [dynamic content optimization] tools.
Working directly with a wide range of tech partners, inter-company and external integrated teams, the Creative Technology Senior Associate will support all dynamic creative and asset automation project buildouts, delivery and integration into ad servers. You should be comfortable working directly with multi-disciplinary team leads across the PMG both in your primary office location and supported global markets.
What You'll Be Doing
- Support ad technology, tech integration tests, dynamic [DCO], and omni-channel campaign production efforts across multiple brand teams, geographical locations and products (including new business and new agency tech initiatives)
- Contribute to large scale programmatic, social and video campaigns across multiple formats and channels employing underlying code bases such as HTML/JS/CSS, and industry leading ad technology.
- Support in the auditing and defining criteria for all functional and non-functional deliverable requirements including dynamic ad serving, data pass work streams, API/product feed integrations, asset tracking and tagging, performance outputs, creative authoring tools, scalability and quality assurance
- Facilitate and cultivate relationships with our preferred platform partners, to establish development best practices and requirements, ensure continued innovation through product advancements/ways of working, and continuity of service through reporting and troubleshooting.
- Encourage innovation, adoption of cutting-edge technologies, inclusion, out-of-the-box thinking, cross-team collaboration, self-organization, and diversity
- Support PMG on devising strategic roadmaps and onboarding materials for the continued advancements in product development and campaign delivery, QA automation tools and process adoption through our international developer hubs, with POVs on Build, Buy, Borrow.
- Become a super-user on new tools developed by PMG Product Teams.
What You'll Bring
- 3+ years of experience, including at least 2 years working at a Creative, AdTech and or Digital Agency
- Knowledge of digital creative best practices and deliverables
- Ability to write scalable and modular code to employ multi-variant testing and dynamic creative industry standards.
- Digital Creative Development (front-end) or relevant ad technology background with 6+ years experience
- Demonstrated ability to balance campaign objectives and time-to-market requirements without compromising product quality
- Strong understanding of IAB Standards and Digital Ad Formats & specifications
- Training and Certifications on PMG required DCO ad serving platforms - primary Google GMP and similar knowledge of Clinch, Celtra, Google GMP (DCM, GWD, DCS), Innovid, Smartly, Jivox, Bannerflow, Google Web Designer
- Working knowledge of Project Management & DevOps tools like Airtable, JIRA, Smartsheets, Asana, Github
- Self-starter with a high degree of self-motivation and initiative with the ability to build processes from the ground up and collaborate in a multi-stakeholder environment
- Strong written and verbal communication skills
- Detailed oriented with the ability support development team through troubleshooting and Quality assurance
- Proficiency in Microsoft Office Tools (Excel, Word, PPT, Outlook, Teams)
- Familiarity working with Creative Assets and Design apps such as the Adobe Creative Suite (primarily Photoshop, Illustrator, Adobe XD, Adobe After Effects)
Preferred Skills
- 2+ years working with internal and third-party APIs [REST, SOAP, JSON] like Open Weather Map or CRM data
- 1+ years Python experience or comparable programming language
- Understanding of audience analytics capabilities and best practices (measurement, matching, onboarding, workflow, limitations, and workarounds, etc.) in the current environment
- Experience working with excel formulas for data matching, aggregation and math
- Experience with database systems, Website CMS tools queries and normalization
- Basic understanding and ability to work in After Effects as needed.
- Working knowledge of data factors driving project success (e.g. PII vs. anonymized data, cookies vs. people, panels vs. census, passive vs. active/survey data, fused vs. matched data, etc.)
What We Offer
- Professional Development: Take advantage of our learning and development programs, mentorship opportunities, and career advancement support.
- Generous Time Off: Enjoy generous paid time off and holiday allowances to recharge and spend time with loved ones.
- Parental Leave: We provide paid parental leave to support your family during important life events.
- Retirement & Pension Plans: Plan for your future with competitive retirement or pension programs, including contribution matching.
- Fertility and Family Support: Access fertility benefits for all team members and their spouses.
- Healthcare: Coverage and support for everyday medical expenses and routine care, tailored by geography.
- Pet Insurance: Protect your pet's health and your finances.
- Lifestyle Spending Accounts: Enjoy 100% company-funded accounts to promote healthy habits and well-being.
- Commuter Benefits: Access support for travel and commuting needs, where available.
- Annual Bonus: All employees are eligible for an annual bonus.
- Volunteering Opportunities: Receive 8 give-back hours to volunteer in your local communities.
- AI Enterprise License: Access AI Enterprise accounts and participate in weekly AI training sessions to empower and ensure AI safety.
Benefits vary by country, location, and geography to reflect local laws, norms, and expectations.
What Sets Us Apart
Being part of PMG means joining a company culture that’s unmatched in digital. We're dedicated to working hard to serve our employees and clients, delivering value, results, and innovation—which often requires true grit and agility. We believe in taking care of ourselves and each other to continuously improve in every way.
In alignment with our core values to be inclusive and always change for the better, PMG is committed to creating a more diverse and inclusive culture, and we are proud to be an equal opportunity employer. We believe that we only change for the better by bringing diverse perspectives to our company. PMG recruits, employs, trains, compensates, and promotes regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
Ready to apply?
Apply to PMG
Join Vonage and help us innovate cloud communications for businesses worldwide!
Vonage has built its successful global Support teams on individuals with technical savviness, superior customer relationship skills, and a passion for learning. We challenge our Support Engineers to provide a customer experience that leaves our users impressed, loyal and true advocates of our company!
Why this role matters?
As a Technical Support Engineer at Vonage, you will provide first-class support to our rapidly growing strategic customer base, who are integrating our Voice APIs. The ideal candidate will have experience supporting APIs or SDKs, or of software development. You will also be responsible for driving and managing customer-related projects, initiatives and tasks for our strategic accounts, collaborating heavily with Sales and working closely with the rest of the API Group.
IF THIS SOUNDS LIKE YOU, CONTINUE READING BELOW…….
What you will do?
- Investigate, troubleshoot, diagnose and resolve technical issues related to our Voice APIs
- Communicate effectively (both verbal and written) with our customers and internal stakeholders
- Problem solve, have a natural curiosity and demonstrate the ability to learn rapidly
- Capture knowledge, for customers who prefer solving their own issues without having to contact support
What you must have
- Bachelor's Degree in Computer Science, or equivalent field
- 2+ years experience working as a Support Engineer, with Application Programming Interfaces (APIs), or in the telecommunications or SaaS sectors
- Voice technologies: e.g. SIP, VoiceXML, CCXML, WebRTC, Websockets
- Voice software: e.g. Asterisk, Freeswitch, Kamailio, Voxeo Prophecy
- Experience supporting or integrating APIs and/or SDKs
Any of the following are a plus:
- Experience with developer tools and languages (Python, Ruby, Node/Javascript, Java, PHP)
- Troubleshooting Applications: e.g. Kibana (Elastic Search)
- Linux/Unix operating systems
- Experience building and/or troubleshooting iOS, Android or Javascript SDKs and/or applications
- Knowledge or experience working with KCS (Knowledge Centered Support)
What is in it for you?
In addition to providing exciting work, career advancement opportunities, and a collaborative work environment, Vonage provides competitive pay and benefits including unlimited discretionary time off and tuition reimbursement.
Note: The purpose of this profile is to provide a general summary of essential responsibilities for the position and is not meant as an exhaustive list. Assignments may differ for individuals within the same role based on business conditions, departmental need or geographic location.
#LI-Remote
#LI-DHC1
There’s no perfect candidate. You don't need all the preferred qualifications to make a valuable impact on our team. Our employees and customers come from diverse backgrounds, so if you're passionate about what you could achieve at Vonage, we'd love to hear from you.
To learn how we process your personal data during the recruitment process, please refer to our Privacy Notice.
Who we are:
Vonage is a global cloud communications leader. And your talent will further help brands - such as Airbnb, Viber, WhatsApp, and Snapchat - accelerate their digital transformation through our fully programmable-based unified communications, contact center solutions, and communications APIs. Ready to innovate? Then join us today.
Note: The purpose of this profile is to provide a general summary of essential responsibilities for the position and is not meant as an exhaustive list. Assignments may differ for individuals within the same role based on business conditions, departmental need or geographic location.
Ready to apply?
Apply to Vonage