Build the product.Launch with confidence.
We’re a senior product engineering team shipping AI-native platforms, complex web apps, and automation systems with production-grade DevOps. Faster launches, smarter systems, zero drama.
Free consultation + 20% off for first-time partners
Not because we’re chasing business—because when you work with us, you’ll stay. We’re confident you’ll keep us on for the long run.
120+
Shipped projects
6-12 wks
Avg launch time
7
Team seniors
99.9%
Uptime targets
Trusted by product teams and founders
Hi, we're Phantomax LLC
A Philadelphia software company launching products and running an agency practice to transform ideas into scalable, full-stack platforms.
We act as your embedded technical partner with a senior, unified team of seven ex-top-rated Upwork freelancers—capable of building anything from concept to launch, fast, reliable, and ready for real users.
What we build
- • AI/ML products, agents, and automation
- • Trading systems, backtesting, and bots
- • Blockchain & Bittensor integrations
- • SaaS, eCommerce, and fintech platforms
- • High-uptime VPS and cloud-native services
How we ship
- • Production-grade DevOps (CI/CD, IaC, observability)
- • Performance tuning and scale-readiness
- • Security-first architecture and reviews
- • Data pipelines and analytics for decisioning
- • Tight product-engineering collaboration
Full stack Development
From your wireframes to a powerful, live platform. We specialize in building robust, scalable website.
Expert Team
Skilled developers with expertise in modern tech stacks, AI integration, and scalable architecture.
AI-Powered Solutions
Leveraging machine learning and intelligent automation to build smarter, more efficient products.
What We Offer
From concept to deployment, our Philadelphia software company and agency delivers end-to-end solutions that scale with your vision.
Our comprehensive suite of services combines cutting-edge technology with proven methodologies to accelerate your digital transformation. We ship AI products, trading and backtesting platforms, blockchain/Bittensor components, SaaS, eCommerce, and finance experiences—backed by DevOps, observability, and performance tuning.
Launch Your Product
Build a working MVP or app fast—web, mobile, or internal tools.
MVPs • Web/mobile apps • Internal tools
AI for Your Business
Chatbots, AI workflows, and features that reduce work and boost output.
AI copilots • Workflow automation • RAG/LLM features
Automate Operations
Replace manual processes with software—CRM, inventory, finance, ops.
Custom CRM • Inventory automation • Finance/ops systems
Scale & Reliability
Improve speed, uptime, and cloud costs as your users grow.
Perf tuning • SRE/observability • Cost optimization
Fix Broken Software
Rescue slow, unstable, or stuck projects and ship confidently.
Audits • Refactors • Bug burn-downs
Your Ongoing Tech Team
Developers, designers, and DevOps without hiring employees.
Product pods • Staff augmentation • Fractional leadership
Portfolio Showcase
Explore our recent projects and see how we've helped businesses transform their ideas into successful digital products.
Each project represents our commitment to innovation, quality, and delivering exceptional user experiences.
Here's what our clients say
Hear the success stories of the businesses we've helped thrive with innovative solutions.
From startups to enterprise companies, our clients trust us to deliver exceptional results.
"Phantomax is extremely proactive and comprehensive in assessing project requirements. This Philadelphia software company and agency's communication and support throughout the entire development process is exceptional. 100% recommend their services."
Victor
CEO
"Phantomax delivered fast, clean, and precise execution on our React and Django project. They understood our compliance requirements immediately and handled the technical complexity without handholding. We're hiring them again immediately."
Amy
CTO
"Working with Phantomax has been fantastic. They worked great with our team and filled in our expertise gaps without needing to take the project over. They're experts who know how to work as part of a team - not all experts are that way!"
David
Engineering Manager
Frequently Asked Questions
Everything you need to know about building with Phantomax, your Philadelphia software company and agency partner.
Have a question that's not covered here? Feel free to reach out to us directly.
We are your on-demand, full stack development team. We integrate directly with your workflow to build and scale your product, acting as a seamless extension of your company. You get a complete technical solution for a simple monthly subscription.
We have our own flagship product, tradoxvps.com robust, in-house platform. This proven infrastructure and our full-stack expertise are the foundation we use to engineer advanced AI, trading, and automation solutions for our clients.
A basic website typically takes 2-4 weeks, while a complex custom web application can take 3-6 months. The timeline depends entirely on your project's specific features and complexity. We provide a detailed timeline after discussing your unique requirements.
Yes, we offer comprehensive post-launch support including bug fixes, performance optimization, feature updates, and scaling assistance. We provide different support packages ranging from basic maintenance to full ongoing development partnerships.
Our service includes end-to-end development: initial strategy, UI/UX design, full-stack coding, and rigorous testing. We handle everything to transform your idea into a live, functional product. Ongoing support and iteration are also available after launch.
We implement robust testing frameworks, use proven AI models and APIs, implement fallback mechanisms, and conduct thorough validation with real data. We also provide monitoring and alerting systems to track AI performance and continuously improve accuracy over time.
We primarily work on a fixed-price model for well-defined projects, so you know the exact cost upfront, hourly rates for ongoing development. For evolving ideas, we offer dedicated team pricing, which gives you flexibility and a full-stack team on demand. We'll recommend the best model for your project's specific needs and goals.
We work with both! We have extensive experience with startups (from pre-seed to Series A) and also serve established companies building new products. We understand the unique challenges of each stage and adapt our approach accordingly.
We're Phantomax—a Philadelphia-based software company that launches its own products and runs an agency practice. You work with experienced full-stack engineers from day one, so delivery is faster, quality is higher, and every release is production-ready.
AI/ML: Python, PyTorch, TensorFlow, LangChain, OpenAI/Anthropic APIs, RAG, vector DBs (Pinecone/Weaviate/Supabase). Trading: Python, Node, FastAPI/Django, backtesting with pandas/NumPy, TA-Lib, Alpaca/IB/CCXT, low-latency websockets, execution bots. Blockchain/Bittensor: Solidity, ethers.js, wagmi, Hardhat/Foundry, Substrate, TAO/Bittensor tooling, custodial flows. SaaS/eCommerce/Fintech: Next.js/React, TypeScript, Node/Nest/FastAPI, Postgres/MySQL, Redis, Stripe/Adyen/PayPal, Shopify integrations. DevOps/VPS/Cloud: AWS/GCP/Vercel, Docker/K8s, CI/CD (GitHub Actions), Terraform, observability (Grafana/Prometheus), edge/CDN, high-uptime VPS orchestration.
Still have questions?
Can't find the answer you're looking for? Our team is here to help you with any questions about your project.
Let's build your next project
Ready to partner with a Philadelphia software company and agency to build your next product? Let's discuss your project requirements.
Schedule a consultation or send us a message to get started on your next innovative solution.
Send us a message
Reach us
julian@phantomax.tech
Location
Philadelphia, PA · Serving clients globally
Response Time
Within 24 hours
What happens next?
Discovery Call
We'll discuss your project requirements
Proposal
Receive detailed project proposal
Development
We start building your MVP
































