Sr. Software Engineer, Frontend - LATAM

Mediasmart

Do you want to work for one of the biggest consulting companies in Spain, working more than 12 hours a day and not having a life? We don’t either. So come and be part of a cool worldwide company, building things that matter to a real business, learning and making an impact while also enjoying your life. Our motto is: "Life before work". At mediasmart, we are looking for a Senior DevOps/SRE to join our team, whose main function will be to develop for the main products we offer to users: the API and the web frontend About mediasmart mediasmart is part of the Affle group - a global adtech company that completed its successful IPO in India in 2019 and has been growing profitably since. Affle group has been in the adtech/martech business for over 15 years and runs multiple ad platform businesses including Appnext, MAAS, mDMP, Jampp, RevX, Vizury, Youappi in addition to mediasmart. Some of the key investors in Affle Holdings include Microsoft and D2C (JV between NTT DoCoMo & Dentsu). At mediasmart, our mission is to allow advertisers to effectively reach audiences across their digital journeys in real time, while maximizing engagement with campaigns and their incremental value to advertisers. mediasmart was one of the first players to enter the programmatic mobile ecosystem and to date our proprietary technology stack includes a DSP, DMP & Ad-Server, as well as direct connections to more than 30 ad exchanges where we buy display, video and native ads on mobile apps, Connected TVs, DOOH and desktop. The mediasmart business is headquartered in Spain having fast growing global teams across APAC, LATAM in addition to Europe.  Our culture and values * Be a generous team player. One that helps others succeed and celebrate their success. * Love curiosity. Keep learning and stay relevant. * It’s a team effort. Collaborate and cooperate to build a smart company. * Go farther. Be an example for others. Set the bar. * Love what we do. Love our work with passion and respect. * Do good and do well. Our work matters. We work hard and never forget to have fun in the process. Absolutely devoted to our customers and to building the best mobile advertising company out there, our passion shines through everything we do. Summary & Duties As a Sr. DevOps Engineer, you will be a key player in scaling and refining a high-performance programmatic advertising platform. You won’t just maintain servers; you will evolve an elastic, global infrastructure that handles massive traffic peaks with millisecond precision. You will work in constant collaboration with our local Engineering teams and the Global DevOps unit, ensuring that our platform's stability and scalability remain world-class while we iterate on our deployment velocity. * Automate tasks such as application configuration and deployment. * Contribute to the technical decision-making process to define the platform strategy. * Build and maintain monitoring and alerting platforms. * Apply DevOps methodologies with a continuous improvement mindset. * Engage in upcoming projects’ infrastructure to ensure scalability and fault tolerance. * Maintain high availability during traffic spikes, disasters, and malicious attacks. * Work closely with the software development team to ensure systems are monitored 24x7. * Review and drive continuous improvement initiatives across the platform, optimizing infrastructure, processes, and system and product performance. * Collaborate with different Business Units across Affle Group to improve methodologies, processes, and technical best practices. Requirements * Strong Linux knowledge and troubleshooting skills in production environments. * Solid experience working with Cloud platforms, especially AWS services such as EC2, RDS, S3, IAM, etc. * Experience with infrastructure and configuration as code tools (Terraform, Ansible, etc.). * Hands-on experience managing and scaling CI/CD platforms (Jenkins, GitHub Actions, etc.). * Scripting experience with Bash for automation and operational tasks. * Experience managing high-volume and highly available services. * Knowledge of networking concepts, monitoring systems, and database administration. * Hands-on experience with container orchestration platforms such as Kubernetes or Nomad. * Availability to participate in on-call rotations to support production environments and after-hours incidents. * Proficiency in English and Spanish, both written and spoken, to collaborate effectively with global teams. Desirable requirements * Experience with programming languages such as JavaScript/Node.js or Python. * Knowledge of low-latency systems and distributed architectures (AdTech RTB, Trading platforms, etc.). * Understanding of security, privacy, and compliance best practices for Operating Systems and Cloud Services. Skills * Analytical, curious, goal-oriented * Strong orientation to detail, with an ability to collect and organize data, understand the results, and communicate them effectively * Excellent interpersonal and communication skills, both written and oral * Ability to motivate others to work as a team to meet the business case and customer goal * Being proactive * Ability to take personal initiative and prioritize workload whilst being a team player within a collaborative environment Other perks of the job * Flexible working hours * To be part of a small team with direct impact in the final product * Using state of the art technologies * Educational resources * Creative Fridays: one day every two weeks to work on your own ideas

Pinterest

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here. We are looking for inquisitive, well-rounded Android engineers to join our product Engineering teams. Working closely with product managers, designers, and backend engineers, you’ll play an important role in enabling the newest technologies and experiences. You will build robust frameworks & features. You will empower both developers and Pinners alike. You’ll have the opportunity to find creative solutions to thought-provoking problems. Even better, because we covet the kind of courageous thinking that’s required in order for big bets and smart risks to pay off, you’ll be invited to create and drive new initiatives, seeing them from inception through to technical design, implementation, and release. What you’ll do: * Build out Pinner-facing frontend features in Android to power the future of inspiration on Pinterest * Contribute to and lead each step of the product development process, from ideation to implementation to release; from rapidly prototyping, running A/B tests, to architecting and building solutions that can scale to support millions of users * Partner with design, product, and backend teams to build end to end functionality * Put on your Pinner hat to suggest new product ideas and features * Employ automated testing to build features with a high degree of technical quality, taking responsibility for the components and features you develop * Grow as an engineer by working with world-class peers on varied and high impact projects * Leverage AI to seek faster execution (i.e. draft, prototype, outline) and explore alternative options (i.e. iterate, compare approaches) * Leverage AI to synthesize information (summarize, distill themes) and automate repeatable tasks (documentation, reporting, QA checks) What we’re looking for: * Bachelor’s degree in Computer Science, a related field, or equivalent experience * Deep understanding of Android development and best practices in Kotlin and/or Java (e.g., activity lifecycle, memory management, etc.) * 5+ years of industry Android application development experience, building consumer or business facing products * Experience in following best practices in writing reliable and maintainable code that may be used by many other engineers * Ability to keep up-to-date with new technologies to understand what should be incorporated * Strong collaboration and communication skills * Demonstrated ability to use AI to improve speed and quality in your day-to-day workflow for relevant outputs * Strong track record of critical evaluation and verification of AI-assisted work (e.g., testing, source-checking, data validation, peer review) * High integrity and ownership: you protect sensitive data, avoid over-reliance on AI, and remain accountable for final decisions and deliverables This position is not eligible for relocation assistance. #LI-REMOTE #LI-KK6 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here. US based applicants only $149,600—$308,000 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support.   By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

Zscaler

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.    Role We are looking for a Sr. Software Developer to join our team. This is a Hybrid role, reporting to the Leader in the Tools & Technology Team in the ThreatLabz department. The Sr. Software Developer will be primarily responsible for designing, building, and maintaining client-side and server-side web applications, taking ownership of end-to-end feature modules and ensuring seamless communication between user-facing interfaces and backend infrastructure. Working within ThreatLabz, the world-class security research arm of Zscaler, this role contributes directly to hunting new threats and protecting millions of global users. What you’ll do (Role Expectations) * Build and scale server-side web applications, secure RESTful APIs, and microservices using Node.js, Python, Django, or Flask * Manage core application security settings, user authentication, authorization protocols, and data protection measures * Map and optimize database schemas using relational systems like PostgreSQL or MySQL and NoSQL engines like MongoDB * Build responsive, high-performance user interfaces and reusable frontend modules utilizing HTML5, CSS3, JavaScript/TypeScript, and modern frameworks * Collaborate closely with the ThreatLabz Cyber Threat Research organization to conduct code reviews, perform unit testing, and maintain software applications Who You Are (Success Profile) * You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful. * You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution. * You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact. * You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust. * You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose. What We’re Looking for (Minimum Qualifications) * Demonstrated curiosity and active exploration of AI tools, with a proven history of integrating new technologies like frontier LLMs and vibe coding into workflows to augment problem-solving * A minimum of 2-3 years of professional application development experience with proficiency in Python and backend frameworks including Django and Flask * Strong understanding of database systems like PostgreSQL and MongoDB, alongside hands-on experience with Object Relational Mapper libraries * Expertise in frontend development with HTML5, CSS3, JavaScript, jQuery, and AngularJS * In-depth knowledge of the ELK Stack, including cluster setup, Logstash configuration, Kibana visualizations, Elastic beats, and core Elasticsearch concepts What Will Make You Stand Out (Preferred Qualifications) * Competency in Python-based data science tools such as pandas and NumPy, and experience implementing machine learning algorithms to optimize security solutions * Experience in Agile methodologies and version control tools such as GitHub, GitLab, or SVN * Familiarity with cloud services offered by major providers like AWS, Azure, or GCP #LI-Hybrid #LI-PM5 At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including: * Various health plans * Time off plans for vacation and sick time * Parental leave options * Retirement options * Education reimbursement * In-office perks, and more! Learn more about Zscaler's hybrid working model and benefits here. By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.