Defakto

Software Engineer

Senior Frontend Engineer

As a Software Engineer at Defakto Security, you will be crucial in developing and advancing our next-generation SPIFFE implementation, focusing on improving enterprise workload identity and security. This role is ideal for those thriving in a dynamic startup, passionate about building security software from scratch. We seek candidates ready to contribute to our codebase immediately, leveraging their expertise to drive innovation and maintain high-quality software development standards. You will design and implement solutions for zero trust architectures and secure service-to-service communications, primarily using Go, and collaborate closely with the product team on the technological roadmap.

<h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">The role</h2>As a Software Engineer at Defakto Security, you will play a key role in developing and advancing our next-generation SPIFFE implementation focusing on improving how enterprises approach workload identity and security. This position is ideal for those who thrive in a dynamic startup environment and are passionate about building security software from the ground up. We seek candidates ready to contribute to our codebase from day one, leveraging their expertise to drive innovation and maintain high-quality standards in software development.<h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Key responsibilities</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Lead the design and development of a state-of-the-art SPIFFE implementation that integrates a SaaS control plane with on-premise components.</li><li class="leading-relaxed">Innovate and implement security solutions that simplify the adoption of zero trust architectures and enhance service-to-service communications.</li><li class="leading-relaxed">Write scalable, secure, and maintainable code, primarily using Go.</li><li class="leading-relaxed">Collaborate closely with the product team to shape the technological roadmap and features.</li><li class="leading-relaxed">Work with a talented engineering team dedicated to redefining secure communications across distributed systems.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Required qualifications</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Robust background in systems engineering with a focus on security, distributed systems, or infrastructure development.</li><li class="leading-relaxed">Expertise in Go, with a comprehensive understanding of its ecosystem and tools.</li><li class="leading-relaxed">Demonstrated ability to develop and maintain scalable, production-quality software services.</li><li class="leading-relaxed">Proficiency with modern infrastructure and deployment technologies, including Kubernetes, Docker, containerd.</li><li class="leading-relaxed">Familiarity with cloud infrastructure services (AWS, Azure, GCP).</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Preferred skills</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Deep understanding of network security models, including zero trust, and familiarity with SPIFFE, SPIRE, PKI, x509, JWT, TLS, and mTLS.</li><li class="leading-relaxed">Experience with workload identity mechanisms and their applications in enterprise environments.</li><li class="leading-relaxed">Knowledge of confidential computing technologies like Intel SGX, AMD SEV, or ARM TrustZone.</li></ul>

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Moonshot AI

Junior Software Engineer

Nexos

Backend Engineer | Senior | Go | Observability

DevOps Engineer | Senior

AI Engineer | Mid-Senior

Technical Product Owner | Senior | Gateway

Security Engineer | Mid-Senior

Mobile Application Security Engineer | Senior

Moonshot AI is a well-funded, early-stage startup merging generative AI, large-scale data pipelines, and experimentation to create self-evolving websites. As a Junior Software Engineer, you will build and ship features across frontend dashboards and backend APIs, work with massive data streams, and help train AI models. This role offers significant learning through impact, contributing to systems that scale to millions of users and helping set the company's technical and cultural DNA.

<h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Why Moonshot AI?</h2>Imagine websites that rebuild themselves on autopilot to sell more, convert better, and grow faster. At Moonshot AI, we’re making that happen — merging generative AI, large-scale data pipelines, and experimentation into a self-evolving web.We’re a well-funded, very early-stage startup with a massive vision. Joining now means you’re not just an employee — you’re helping set the technical and cultural DNA of the company. If you’ve ever wanted the autonomy of a founder with the backing of top-tier investors, this is it.<h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">What You’ll Build & Achieve</h2>You’ll touch every part of the stack and learn how to build systems that scale to millions of users. This isn’t a “ticket taker” job — you’ll be writing real production code from day one.<ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Build and ship features across our frontend dashboards and backend APIs.</li><li class="leading-relaxed">Work with massive data streams that track millions of web events daily.</li><li class="leading-relaxed">Help train and integrate AI models that suggest and test website improvements.</li><li class="leading-relaxed">Collaborate with senior engineers to design scalable systems and best practices.</li><li class="leading-relaxed">Prototype fast, test constantly, and learn how to turn ideas into shipped features in days.</li><li class="leading-relaxed">This role is about learning through impact — the more you contribute, the faster you’ll grow.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Who We’re Looking For</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">0–3 years of experience building web applications.</li><li class="leading-relaxed">Comfortable with Python, JavaScript, and modern frameworks (React, Node, Flask, etc.).</li><li class="leading-relaxed">Strong computer science fundamentals (or equivalent practical experience).</li><li class="leading-relaxed">Excited about AI, experimentation, and startups.</li><li class="leading-relaxed">Hungry to learn, unafraid to ask questions, and eager to ship.</li></ul><h3 class="text-xl md:text-2xl font-bold mt-8 mb-3 text-gray-800">Bonus Points:</h3><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Startup experience.</li><li class="leading-relaxed">Experience playing with LLMs, ML models, or data pipelines.</li><li class="leading-relaxed">A non-trivial portfolio, GitHub, or side projects you’re proud of.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">At Moonshot, culture isn’t fluff — it’s how we win</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Curiosity & Growth → We challenge assumptions, ask big questions, and push for mastery.</li><li class="leading-relaxed">Low Ego → No ivory towers — everyone gets their hands dirty.</li><li class="leading-relaxed">Ownership → You own outcomes, not just outputs. Shipping is step one; impact is the goal.</li><li class="leading-relaxed">Trust → Radical transparency and accountability, even when it’s hard.</li><li class="leading-relaxed">Agility → We move fast, test faster, and aren’t afraid to pivot.</li><li class="leading-relaxed">This Is Your Company → Ideas fuel breakthroughs. We’re all builders here.</li><li class="leading-relaxed">Enjoy the Ride → Startups are a rollercoaster — we create good vibes and celebrate wins together.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">What We Offer</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Competitive salary</li><li class="leading-relaxed">Meaningful equity — real ownership in Moonshot AI’s success.</li><li class="leading-relaxed">Full health coverage (medical, dental, vision) for you + your family.</li><li class="leading-relaxed">Unlimited PTO — we trust you to take the time you need.</li><li class="leading-relaxed">Office-first culture (4 days/week) — Midtown Manhattan, in the middle of it all.</li><li class="leading-relaxed">Work directly with the founding team — your impact is immediate, visible, and career-defining.</li><li class="leading-relaxed">Backed by top investors in NYC, SF, and TLV.</li></ul>

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This assessment gives us an idea of your C++ skills- Companies that evaluate this skillset in interviews: Rockstar Games, Ubisoft, Mayhem Studios, etc.- 10 Multiple Choice questions- Average time to complete: 7 to 10 minutes

Let's assess your Data Structures! - This assessment gives us an idea of your problem solving skills using DSA- Companies that evaluate this skillset in interviews: MPL, LILA Games, GSN Games, etc.- 10 Multiple Choice questions

Data Structures and Algorithms

Let's assess your Programming Patterns! ????- This assessment gives us an idea of your code architecture skills- Companies that evaluate this skillset in interviews: Dirtcube, PTW, Playshifu, etc.

Programming Patterns

Let's assess your OOPs skills! ????- This assessment gives us an idea of your fundamental OOPS concepts and Solid principles skills- Companies that evaluate this skillset in interviews: Hitwicket, GSN Games, Tomo Club, etc.

Object Oriented Programming

Let's assess your Unity Skills ????- This assessment gives us an idea of your Unity fundamentals- Companies you can apply for after taking this assessment: Godspeed games, Salvation Games, nCore Games, etc.

Software Engineer

Senior Frontend Engineer

Job Details