Full Stack Engineer (PHP/Python)

We work smart and we work hard. We are DevriX. About The Company DevriX is a leading digital solutions company working with Fortune 500 subsidiaries, multinational publishers, and high-traffic digital platforms, processing over 2 billion monthly page views. We build sophisticated web applications, data pipelines, analytics platforms, and custom solutions for enterprise clients operating at massive scale.

We are looking for a Full Stack Engineer with strong PHP and Python skills who can work across traditional web development and modern cloud infrastructure. You’ll build client-facing applications while bridging web platforms with data engineering work.

This is a full-time on-site role at our Sofia, Bulgaria office.

What You’ll Do

• Build and maintain full-stack web applications for enterprise clients (PHP/WordPress primary stack)
• Develop APIs and integrations connecting web platforms to data warehouses, CRM systems, and third-party services
• Work with both relational databases (MySQL, PostgreSQL) and cloud data platforms (BigQuery)
• Create admin panels, dashboards, and reporting interfaces for data-driven applications
• Implement authentication, authorization, and security best practices for client applications
• Deploy and maintain applications on cloud infrastructure (AWS primary, with some Google Cloud Platform work)
• Write Python scripts for data processing, automation, and pipeline work
• Collaborate with data engineers to build end-to-end solutions from web apps through data pipelines
• Support platforms generating millions of daily events and hundreds of millions of monthly users
• Work with JavaScript for frontend components and interactivity

Growth Opportunities While not required, there are opportunities to expand your skills in:

• Advanced cloud architecture on AWS and Google Cloud Platform
• Data pipeline development and integration with BigQuery and data warehouses
• Modern DevOps practices – Infrastructure as Code, CI/CD, containerization
• Working at scale with systems processing millions of events daily
• Enterprise client management and Fortune 500 company workflows
• Bridging web development and data engineering – a rare and valuable skillset)

Role Requirements

• Strong PHP skills – you’re comfortable with WordPress, modern PHP frameworks, or custom PHP applications
• Python proficiency – you can write scripts for data processing, automation, and backend services
• SQL proficiency – complex queries, database design, optimization
• JavaScript/Frontend – comfortable with vanilla JS and building interactive interfaces
• RESTful API design – you’ve built and consumed APIs
• Git workflows – branching, pull requests, code reviews
• Understanding of web security basics – authentication, authorization, input validation
• Problem-solving mindset – you debug systematically and think about edge cases
• Ownership mentality – you care about code quality and follow through on your work
• Communication skills – you can explain technical decisions to clients and non-technical stakeholders

Nice to Have (We’ll Help You Develop These Skills!)

• AWS experience – EC2, S3, Lambda, RDS, or other AWS services
• Experience with Google Cloud Platform
• Deep experience with WordPress – themes, plugins, or core WordPress development
• Understanding of data pipelines or ETL/ELT concepts
• Docker or containerization experience
• Infrastructure as Code – Terraform, CloudFormation, or similar
• Experience with CI/CD pipelines – GitHub Actions, GitLab CI, Jenkins
• Familiarity with BigQuery or cloud data warehouses
• Understanding of data modeling for analytics
• Experience with event-driven architectures or message queues
• Open Source contributions – WordPress, PHP, Python, or other communities
• Exposure to serverless functions (Lambda, Cloud Functions)
• Experience with modern JavaScript frameworks (React, Vue, or similar)
• Don’t worry if you don’t have all of these – we’ll support your growth in areas that interest you!

Who You’ll Work With You’ll collaborate with both web developers and data engineers, working across the full stack from frontend interfaces through backend services to data infrastructure. This is a unique opportunity to work on diverse technical challenges across multiple domains. Extended Availability Extended availability (evening shifts, on-call) for our US portfolio of clients is a competitive advantage with additional career opportunities and compensation.

What’s In It For You

• Career growth opportunities – work across web development, cloud architecture, and data engineering
• Work on global brands generating hundreds of millions of views – subsidiaries of Fortune 500 companies, leading publishers, and multinational companies
• Diverse technical challenges – every client brings unique problems to solve
• Build full-stack solutions from frontend through data pipelines
• A culture of self-management, decision-making, and brutally honest feedback
• Dynamic environment where velocity matters – you’ll drive impact, not just write tickets
• Take part in initiatives with our partners at Google, Amazon, HubSpot, and Microsoft
• Represent DevriX at webinars, publications, podcasts, and community events
• Tech & management books, tools, and subscriptions on demand
• Office managers coordinating deliveries, orders, car maintenance, and document management
• Birthday vouchers and anniversary coupons, plus ad-hoc prizes for internal challenges
• Internal workshops and training sessions, including WordPress meetups
• Private health insurance
• 50% subsidized Multisport card + options for team CrossFit workouts
• Fresh fruits & snacks in the kitchen
• Dog-friendly office with hookahs available throughout the day
• Flexible working hours (core hours: 11 AM – 8 PM)

The Ideal Candidate You’re a versatile engineer comfortable working across the stack – from PHP/WordPress applications to Python data processing to cloud infrastructure. You can build web applications, write APIs, process data, and deploy to AWS. You’re excited about working on diverse technical challenges and building complete solutions that span multiple technologies. All applications will be treated with strict confidentiality. Only short-listed candidates will be contacted.

Job/Internship Application

• Hi! My name is...*
• My e-mail address is:*
• I would like to apply for:* Backend DevelopmentFrontend DevelopmentData EngineeringFull-Stack DevelopmentEngineering ManagementDesignAccount ManagementData AnalysisMarketingMarketing ManagementSalesQAGTM/Key Account LeadershipOther

Which position are you interested in? Note: some roles may be available with different seniority levels or shifts.

• I live in:*

Our headquarters is based in Sofia, Bulgaria.

• I'm available for a fully on-site role:* NoYes

Almost all of our roles are in-house.

• I can accommodate to these core working hours:* Early shift (ending 6pm latest)Standard shift (availability until 7 - 7:30pm)Overlap shift (coverage until 8pm)Early EST shift (1pm - 10pm local)Full EST coverage (3pm - midnight local)Early/standard shift + on-call for escalationsExtreme flexibility for core working hours

For career opportunities working directly with US clients or covering late shifts.

• I'm interested in applying with DevriX because...

What's your motivation working with us - the service industry, digital transformation, global client portfolio, local executive leadership, our WordPress/HubSpot roots, AI/mid-market opportunities?

• My experience so far is:

How does your existing experience align with the role you're applying for? Provide specific examples working with global clients, service-based solutions, extreme ownership, AI experience, specific KPIs when available.

• My payment expectations (salary):

Our initial vetting process can match the requirements based on job seniority and the payment bracket. Shortlisted candidates will be contacted.

• I would love to do:

What are you passionate about learning or practicing on a daily basis? How do you see yourself growing into the role in the next 12-24 months? One of our core values is "Burn with passion".

• My English comprehension skills are: BeginnerIntermediateAdvancedFluentNative Speaker
• Your CV or portfolio (if applicable):*

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