Software Engineer - Golang (Data Platform)

Before jumping into all the information about the role and what you can bring to the table, let us introduce ourselves real quick.

About Us

We are Insider, the fastest-growing global MarTech scale-up and the #1 AI-native Customer Experience and Marketing platform trusted by enterprise brands worldwide. Our story began with six desks and a vision to create a single platform to make industry-first CX technologies and emerging channels accessible to marketers worldwide. Today, with 1500+ teammates across 50+ nationalities, we continue to push the boundaries of what’s possible in CX. Our architecture brings together unified customer data, advanced journey orchestration, and comprehensive AI capabilities by seamlessly blending predictive, generative, and agentic AI into a single customer engagement platform that empowers teams to activate customer engagement across 12+ channels.

We recently raised one of the largest funding rounds in the industry , a $500M Series E led by General Atlantic . We are backed by top-notch investors, including Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst , and trusted by 1200+ brands from high-growth startups to the most prestigious Fortune 500 companies such as Samsung, Nike, L’Oreal, Singapore Airlines, Nestlé, Nissan, Lenovo, Puma, IKEA, Allianz, Domino's, and the list goes on.

Insider was congratulated for becoming one of the only woman-founded, women-led B2B SaaS unicorns in the world , achieving $200M in CARR (Committed Annual Recurring Revenue). According to Gartner, we are the dominant leader in Multichannel Marketing. Don’t just take our word for it — see for yourself. We consistently outperform and continue our leadership, and the results speak for themselves.

From day one, Insider’s mission has not been only to build a world-class product company, but also to create one of the most socially progressive technology communities in the world. Through our corporate social responsibility initiatives like 100Projects, SheCodes, SheLeads, and SheMarkables , our community has committed to scaling its impact on our communities across 27+ countries, driving initiatives in health, education, farming, animal rights, and increasing women’s representation in STEM.

Behind all these achievements is an exceptionally talented, visionary team of overachievers across 27+ countries that moves fast and agile, creating cutting-edge products, and focuses on making an impact. If you want to be a part of this journey, just keep reading.

And now? Now we are looking for a Backend Software Engineer who wants to take their career one step further. If you think you are one of those people, here you will have the chance to work with the world's leading brands with Artificial Intelligence & Machine Learning technologies. Right now, while you are reading this, we are sending an average of 2.2 billion requests and almost 2 billion instant notifications to more than 450 servers a day. On the Artificial Intelligence and Predictive side, we have more than 100 TB of historical data. We do not wait for jobs or opportunities to come to our feet, we create them. We have now reached 25% of global users. If all these interests you, read on for more!

Our Engineers and Software Developers always think with an innovative perspective, taking advantage of the inexhaustible power of the digital world. They create impressive and intelligent products like a true artist. Our Product and Development teams are affiliated with our Istanbul office, so we produce and develop the technology we export to the world in our own country. As Insider, we believe in cooperation and adapting the innovations brought by technology by acting fast. We work closely with other Departments with agile teams, and we are not afraid of getting our hands dirty. As we said; we do not wait for jobs or opportunities to come to our feet, we create them ourselves. You can check our Tech Stacks here!

What you'll be doing:

• Design and maintain high-throughput, low-latency backend systems that process and serve massive amounts of data
• Collaborate across teams to deliver scalable, reliable, and high-performance solutions used by thousands of enterprise customers worldwide
• Solve complex technical challenges, from optimizing concurrency and synchronization to debugging distributed behaviors and improving system reliability
• Monitor and optimize key performance metrics — including throughput, latency, and resource efficiency — ensuring our systems always perform beyond expectations
• Continuously refine performance, recognizing that even small optimizations can have a massive impact when dealing with high-traffic environments
• Communicate complex ideas clearly, breaking down intricate technical concepts for both technical and non-technical audiences
  
  
  

At Insider , we build and maintain the distributed data backbone that powers our global marketing technology platform — processing billions of data points every single day in real time. You’ll take ownership of the core data services and APIs that sit at the heart of Insider’s infrastructure, ensuring they’re fast, reliable, and built to scale.

We're excited to work with you if:

• You have 3–6 years of backend engineering experience, ideally with Go as your main language
• You’ve built and operated distributed systems and understand the challenges of concurrency, synchronization, and data consistency
• You care deeply about performance, reliability, and clean code — and you love making measurable improvements
• You’re experienced with SQL databases (MySQL, PostgreSQL) and caching systems (Redis)
• You’ve worked with any messaging or queue system (e.g., NSQ, NATS, Kafka, RabbitMQ, or similar)
• You follow best practices across the development lifecycle — from design and reviews to testing and deployment
• You’re fluent in English and communicate effectively in a global team setting
  
  
  

Bonus Points If You Have

• Experience with ClickHouse or other analytical databases
• Familiarity with real-time messaging systems like Kafka, Kinesis, or NATS
• Hands-on experience with Kubernetes and AWS infrastructure
• Interest in event-driven architectures, streaming pipelines, or gRPC-based communication
• A passion for observability, monitoring, and debugging complex distributed systems
  
  
  

While exporting our technology to the world, we offer you:

• “Tech Talks” with famous and groundbreaking people from the software world, “Dev Talks” where our Software Developers talk about their career steps, and many events where groundbreaking ideas are discussed,
• Hackathons we organize inside that push the boundaries, programming challenges, and coding competitions,
• free access to exclusive services such as Laracasts, Egghead, LinkedIn Learning, Blinkist, Masterclass, and Spotify,
• Inclusive Private Health Insurance,
• Smart Work Model side benefits to support food and bill expenses,
• The infamous Team Activities that are bursting with fun,
• No Dress code! This is a fast and innovative startup, you can wear whatever you want
• Remote Work! Work anywhere you'd like in Turkey
  
  
  

We provide equal opportunity in a zero-discrimination workplace and not just welcome but also embrace everyone without regard to sex, race, color, nationality, religion, gender identity, sexual orientation, disability status, citizenship, or marital status.

Please follow Insider on LinkedIn, Instagram, Youtube, and Medium!

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.