{"id":3701406,"url":"https://alion.io/job/felix-pago-senior-fullstack-engineer-consumer-lending-guadalajara","title":"Senior FullStack Engineer (Consumer Lending) (Guadalajara)","company":{"id":175623,"name":"Félix Pago","domain":"felixpago.com","url":"https://alion.io/company/felix-pago","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Gem","truth_index":{"grade":"A","score":88,"open_postings":6,"ghost_share":0,"stale_share":0.5,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-11-05T05:54:30Z"}},"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":["Guadalajara, Mexico"],"countries":["MX"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"A/B Testing","optional":false},{"name":"GCP","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Google Cloud Run","optional":false},{"name":"Kubernetes","optional":false},{"name":"PagerDuty","optional":false},{"name":"Rest API","optional":false},{"name":"Terraform","optional":false},{"name":"FastAPI","optional":true},{"name":"Firestore","optional":true},{"name":"Flask","optional":true},{"name":"gRPC","optional":true},{"name":"JavaScript","optional":true},{"name":"Python","optional":true},{"name":"React.js","optional":true},{"name":"Redis","optional":true},{"name":"SQL","optional":true},{"name":"WhatsApp","optional":true}],"status":"live","first_seen_at":"2026-11-03T15:56:29Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-05T06:23:58Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"About Us\nAtFélix, we're building the financial ecosystem for Latin immigrants in the U.S., starting with a revolution in remittances. Our core product is an AI-powered chatbot built on WhatsApp, allowing our users to send money home as easily as sending a text message. We leverage cutting-edge technology like AI, blockchain, and stablecoins to make cross-border payments faster, more affordable, and more accessible than ever before.\nWe are a hyper-growth Series C company, backed by over $200 million in funding from top-tier global investors, including QED, Castle Island, Switch Ventures, HTwenty, Monashees, and Andreessen Horowitz with support from General Catalyst Customer Value Fund. This isn't just about the numbers; it's a testament to the trust our investors have in our vision and our team. Additionally, Félix was selected as an “Endeavor Entrepreneur” and was a recipient of the CrossTech Fintech Startups Award. We are a group of extremely talented and dedicated high-performers, united by our shared obsession with a single goal: empowering our customers. We are all owners of Félix, driven by a bias for action and a true experimentation spirit to get things done with urgency and focus.\nJoining Félix means you will be part of a team building a legacy, a company that will outlive us all. This is a rare opportunity to apply your skills to a deeply meaningful mission-serving a community that has been underserved for too long. We are a team that is fiercely loyal to each other, where radical transparency and constructive feedback are how we grow and push for excellence. We are bold, we care less about what others are doing, and more about creating sustainable value and a product that truly makes our users' lives better. We are building the future, today.\nAbout the Role\nIn this role, you will be instrumental in shaping the core architecture of our Fintech Platform. You will work in our Consumer Lendingteam to build, optimize, and scale the backend microservices that drive our financial operations. This is a unique opportunity for a talented engineer who is passionate about secure, high-performance financial systems and has experience in building solutions that handle complex payment, compliance, and disbursement workflows.\nTechnology Stack:\nWe are technology agnostic and value candidates with diverse backgrounds. While familiarity with the following is helpful, your willingness to learn and adapt is paramount:\nFront-end: React, HTTP, HTML/DOM, JavaScript, CSS, AJAX\nBack-end: Python, Flask/FastAPI, REST APIs, Redis, SQL, gRPC\nCloud: Google Cloud services (Firestore, Cloud Storage, Pub/Sub, Google Artifact Registry, Cloud Run, BigQuery, Cloud Composer, etc.)\nInfrastructure: Kubernetes, Terraform, NewRelic, PagerDuty\nResponsibilities\nPlatform Architecture & Development: Architect and implement scalable backend microservices inside the Consumer Lending Team.\nInfrastructure & Scalability: Design and manage infrastructure capable of handling millions of daily requests while maintaining the highest standards of security and performance.\nCloud Integration: Utilize Google Cloud services and industry-standard tools to build and maintain distributed systems.\nCross-functional Collaboration: Work closely with product, operations, compliance, and other business units to deliver holistic financial solutions.\nMentorship & Growth: Mentor junior developers and promote best practices across the engineering team.\nContinuous Improvement: Leverage user feedback and system analytics to refine and iterate on platform capabilities.\nRequirements\n7+ years of experience as a Software Engineer in a fast-paced, dynamic environment.\nFluent or advanced English.\nProven track record of building, shipping, and iterating on software applications, particularly in the Fintech domain.\nSolid foundation in algorithms and data structures.\nExperience designing and implementing web services, including REST APIs.\nFamiliarity with architectural patterns such as Hexagonal Architecture, Event-Driven Architecture, and practices like A/B Testing, Feature Flags, and Gradual Rollouts.\nDomain Expertise: Experience in building and maintaining payment systems, financial disbursement solutions, or compliance-driven platforms is highly desirable.\nKnowledge of security protocols, compliance standards, and KYC/AML processes.\nA passion for developing products that make a real impact on millions.\nCommitment to continuous learning and staying abreast of emerging technologies.\nExcellent collaboration and prioritization skills in a team-oriented environment.\nCuriosity and/or experience in Fintech is a plus (equivalent competencies will also be considered).\nThese are the applicable requisites, although equivalent competencies in any of the above will also be considered.\nWhat We Offer\nCompetitive salary\nInitial stock options grant\nAnnual performance bonus\nHealth, dental, and vision plans \nWork model: currently fully remote, with a future transition to a hybrid setup.\nContinuous learning opportunities \nUnlimited PTO\nPaid parental leave\nEmpowering opportunities for growth in a dynamic entrepreneurial environment\nEqual Opportunity Employer\nAt Félix, we are committed to providing equal employment opportunities to all qualified employees and applicants without regard to race, religion, nationality, sex, sexual orientation, gender identity, age, or disability. This policy applies to all terms and conditions of employment, including recruitment, hiring, placement, promotion, training, compensation, benefits, and termination.\nWant to learn more about our privacy practices? Check out our Privacy Policy.","description_format":"text","description_chars":5632,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Continuous learning","Parental leave","Stock options","Unlimited PTO"],"hiring_locations":[{"name":"Mexico","iso":"MX","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Stablecoins","Money Transfer & Remittances"],"lifecycle":[{"event":"open","at":"2026-11-03T19:37:07Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":27,"reasons":["conf:4","velocity","win:early","comp:brand"],"computed_at":"2026-11-05T05:54:30Z"},"pay":null,"html_url":"https://alion.io/job/felix-pago-senior-fullstack-engineer-consumer-lending-guadalajara","json_url":"https://alion.io/job/felix-pago-senior-fullstack-engineer-consumer-lending-guadalajara.json","meta":{"generated_at":"2026-11-05T11:03:33Z","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":14268,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"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":175623},"rest":"https://alion.io/mcp/rest/get_company?id=175623"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffelix-pago-senior-fullstack-engineer-consumer-lending-guadalajara"},{"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%2Ffelix-pago-senior-fullstack-engineer-consumer-lending-guadalajara"},{"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%2Ffelix-pago-senior-fullstack-engineer-consumer-lending-guadalajara"},{"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/felix-pago-senior-fullstack-engineer-consumer-lending-guadalajara\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffelix-pago-senior-fullstack-engineer-consumer-lending-guadalajara"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3701406}},{"tool":"search_jobs","arguments":{"company":"felixpago.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3701406},"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. Docs: https://alion.io/developers"}}