{"id":3359386,"url":"https://alion.io/job/palo-it-ai-native-software-engineer-background-core-php","title":"AI Native Software Engineer (Background core PHP)","company":{"id":5005,"name":"Palo IT","domain":"palo-it.com","url":"https://alion.io/company/palo-it","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":87,"open_postings":25,"ghost_share":0.04,"stale_share":0.2,"repost_share":0.04,"time_to_fill_p50_days":64,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["São Paulo, Brazil"],"countries":["BR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":42000,"max_usd":99000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":8},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Composer","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"Laravel","optional":false},{"name":"MariaDB","optional":false},{"name":"MySQL","optional":false},{"name":"PHP","optional":false},{"name":"PHPStan","optional":false},{"name":"PHPUnit","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Psalm","optional":false},{"name":"Symfony","optional":false},{"name":"Apache HTTP Server","optional":true},{"name":"Clean Architecture","optional":true},{"name":"Datadog","optional":true},{"name":"New Relic","optional":true},{"name":"Nginx","optional":true},{"name":"OWASP Top 10","optional":true}],"status":"live","first_seen_at":"2026-10-27T17:55:03Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-11-01T23:51:58Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Quick answer: what is this job?\nPALO IT is hiring a Senior PHP Developer - PHP Version Migration Specialist in São Paulo, Brazil, to lead the migration of legacy applications to PHP 8.3+. The role sits in a technology consultancy of 400+ experts across 9 countries and is offered on a contractor (PJ) basis, with a hybrid work model.\nWho We Are\nBuilding the AI-first frontier enterprise\nWe are a global technology consultancy with a trademarked, AI-first approach, Gen-e2™. It redefines how enterprises build digital products and transform their organizations with AI. We do the right thing, and we do it right. We're proud to be a World Economic Forum New Champion, and a B Corp-certified company.\nWe are small enough to care locally, big enough to deliver globally (9 countries, 400+ experts from 50+ nationalities)\n\nWe are becoming an agentic organization, adopting the AI-native operating model we bring to our clients.\n\nWe are robust and resilient (100% independent, 0 debt, founded 2009)\n\nWe are AI-native professionals who invest in what we believe and work as a collective intelligence\n\nWe are positive, courageous and deliver at the leading edge\n\nWhat does a Senior PHP Developer do at PALO IT?\nAs a Senior PHP Developer at PALO IT, you will oversee the migration of legacy business-critical systems from outdated PHP versions to PHP.\nAssessing the current environment, including PHP versions and dependencies.\n\nMapping out incompatibilities and deprecated features while defining the migration strategy.\n\nUpgrading dependencies and ensuring all frameworks are compatible.\n\nAutomating refactoring with tools like Rector and validating with PHPStan/Psalm.\n\nCreating and implementing regression tests prior to updates.\n\nConducting performance, security, and stability validations post-migration.\n\nDocumenting technical decisions and facilitating knowledge transfer to client teams.\n\nActing as the technical lead by reporting progress and risks throughout the project.\n\nWhat experience do you need for this role?\nYou're a strong fit for this Senior PHP Developer role if you have:\nRequired:\n8+ years of experience with PHP in production environments.\n\nAt least 2 successful PHP version migrations (e.g., 5.6 → 7.x, 7.x → 8.x), preferably as a technical lead.\n\nExpertise in changes from PHP 5 to 8 (strict typing, named arguments, breaking changes).\n\nStrong experience with Laravel or Symfony, along with legacy codebases.\n\nProficiency in Composer and dependency conflict resolution.\n\nFamiliarity with introducing automated tests (PHPUnit) in legacy applications.\n\nHands-on experience with Rector, PHPStan, or Psalm.\n\nExperience with relational databases (MySQL/MariaDB or PostgreSQL) and query optimization.\n\nDaily use of Git, CI/CD, and Docker.\n\nExcellent client communication skills for effort estimation and risk management.\n\nNice-to-have:\nZend Certified PHP Engineer or similar.\n\nContributions to the PHP open-source community.\n\nExperience with infrastructure migration during PHP upgrades (e.g., Apache to Nginx).\n\nKnowledge of software architecture principles (e.g., DDD, Clean Architecture).\n\nExperience with observability tools (New Relic, Datadog) and PHP application security (OWASP Top 10).\n\nBackground in consulting or projects with external clients.\n\nIntermediate or advanced English proficiency.\n\nMore About PALO IT\nWhy join PALO IT as an AI Native Software Engineer?\nA forward-thinking, collaborative environment join a passionate international team pushing the boundaries of AI-native development.\n\nContinuous personal and professional growth through PALO IT Academy, specialized training, R&D projects, and a knowledge-sharing culture.\n\nGlobal opportunities international mobility and collaboration with visionary clients and frontier tech partners.\n\nEmpowerment to innovate shape and implement next-level AI methodologies as part of a collective intelligence.\n\nCompetitive compensation and benefits reflecting your skills, impact, and leadership.\n\nMore on PALO IT's team culture and benefits is available on the PALO IT careers page.\nDiversity, Equity and Inclusion\nAs a B Corp, PALO IT provides equal opportunities and assesses candidates solely on skills, potential, and motivation. PALO IT welcomes applications regardless of gender identity or expression, sexual orientation, age, background, ethnicity, religion, disability, or any other protected attribute.\nFrequently asked questions about this role\nQ: What is the work model for this position?\nA: The position operates on a hybrid work model.\nQ: What is the duration of the contract?\nA: The contract is project-based, with specifics to be defined after the initial assessment.\nQ: What are the language requirements?\nA: Fluency in both Portuguese and English is required.\nQ: What are the expected qualifications for potential candidates?\nA: Candidates should have significant experience in PHP and migration projects, along with strong communication skills and technical leadership capabilities.","description_format":"text","description_chars":4976,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Portuguese","level":"All levels","optional":false},{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Equity","Hybrid work"],"hiring_locations":[{"name":"Brazil","iso":"BR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-10-27T20:49:20Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":64,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-11-01T06:10:25Z"},"pay":null,"html_url":"https://alion.io/job/palo-it-ai-native-software-engineer-background-core-php","json_url":"https://alion.io/job/palo-it-ai-native-software-engineer-background-core-php.json","meta":{"generated_at":"2026-11-02T00:19:42Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":463,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":5005},"rest":"https://alion.io/mcp/rest/get_company?id=5005"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpalo-it-ai-native-software-engineer-background-core-php"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpalo-it-ai-native-software-engineer-background-core-php"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpalo-it-ai-native-software-engineer-background-core-php"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/palo-it-ai-native-software-engineer-background-core-php\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpalo-it-ai-native-software-engineer-background-core-php"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3359386}},{"tool":"search_jobs","arguments":{"company":"palo-it.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3359386},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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