Senior Fullstack Software Engineer
AI summary
Take full ownership of KonectX, LakChe LLC's live community Wi-Fi platform. You'll build features, manage deployment, and ensure uptime, reporting to the CTO. Based in Lekki, Lagos. Hybrid role. Requires 5+ years full-stack experience with React, Node.js, and MongoDB.
- One engineer, one product: full ownership of KonectX platform.
- Hybrid work in Lekki, Lagos.
- Salary: NGN 400,000–600,000 gross, reviewed.
- Senior level: 5+ years experience, degree required.
- Experience with Web3 and Celo is a plus.
AI job guide
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AI salary guide
Source salary availableThe source lists NGN 400,000 – 600,000 (Gross). Confirm the final pay, benefits, contract terms and allowances directly with the employer before accepting an offer.
Can you qualify for this role?
- Required5+ years of relevant experienceThe job post includes a minimum experience signal.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, seguranca, technologyThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
- UnclearComfort with the Full Time contract termsConfirm hours, duration, probation and benefits at the original source.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Senior Fullstack Software Engineer evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Jobberman Nigeria and the role in Not specified.
- Add concrete examples related to security, seguranca, technology, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from Jobberman Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
Source and safety check
- Jobberman Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
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Interview preparation
- What experience makes you a strong fit for this Senior Fullstack Software Engineer role in security, seguranca?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Jobberman Nigeria before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
Senior Fullstack Software Engineer Lak-Che Software & Data Today Easy apply New Lagos Full Time IT & Telecoms NGN 400,000 - 600,000 Share link Share on WhatsApp Share on LinkedIn Share on Facebook Share on Twitter Share via SMS Job summary Take full ownership of KonectX, LakChe LLC's live community Wi-Fi platform. One engineer, one product: React/Vite frontend, Node/Express API, MongoDB, revenue settlement and $KXT on Celo. You own features, deployment and uptime, reporting to the CTO. Lekki, Lagos. Hybrid. French a strong plus. Min Qualification: Degree Experience: Level: Senior level Experience: Length: 5 years Language Requirement: English Working Hours: Full Time - 8 to 5 Applicant Location: Lagos, Nigeria Job descriptions & requirements: Responsibilities: Take ownership of the existing KonectX codebase: a React (Vite) frontend, a Node.js/Express API, and MongoDB, and bring it to a completed, documented, tested state Build and complete the operator dashboard: hotspot management, voucher issuance, session monitoring, and earnings visibility Implement and maintain the revenue settlement engine: multi-party splits, credit maturation windows, payout requests, and an auditable ledger Integrate payment rails for Nigeria and for Francophone markets, including card, bank transfer, and mobile money Work on captive portal and router-side integration so that sessions are recorded reliably even on unstable links Maintain and improve our Web3 layer: $KXT balance accrual, distribution jobs, and wallet-facing views on Celo Own deployment and uptime on our VPS estate: nginx, PM2, Cloudflare, environment and secret hygiene, backups, monitoring, and incident response Deliver every user-facing surface Write documentation as you go: our engineering knowledge lives in Confluence, and undocumented work is treated as unfinished work Work with our CISO to close outstanding security items and keep the platform compliant with the NDPA 2023 Requirements: 5+ years building and shipping production web applications, with at least 2 years of genuine full-stack ownership Strong JavaScript/TypeScript. Deep, practical Node.js and Express experience: Strong React, including hooks, state management, and modern build tooling such as Vite Real MongoDB experience: schema design, indexing, aggregation, and knowing when a document database is the wrong choice You have deployed and operated your own servers. Linux, nginx, process managers, TLS, DNS, and reverse proxies are not mysteries to you You have written code that handles money, and you understand why that code is different from other code Git discipline, code review habits, and the ability to write tests that catch real regressions You can pick up an unfamiliar codebase, understand it, and improve it without breaking it Clear written English Preferred Requirements: Experience: with Web3: ERC-20 tokens, EVM chains, ethers.js or viem, wallet integration. Celo specifically is a bonus Experience: with payment integrations in Africa: Paystack, Flutterwave, mobile money aggregators Networking exposure: captive portals, RADIUS, MikroTik or OpenWRT, hotspot management Experience: as the most senior engineer on a product, or first engineering hire Who this role is not for: Engineers who have only worked inside a large team on a narrow slice of a system Anyone who needs a fully specified ticket before they can start Anyone uncomfortable being accountable for production uptime Remuneration: NGN 400,000 – 600,000,(Gross) reviewed at confirmation and annually Benefits: Full technical ownership of a live product with paying users and a real expansion roadmap Direct access to founders; no layers between you and the decisions Hybrid working: three days onsite at our Lekki office, two days remote Paid annual leave, statutory pension and PAYE handled, and a formal employment contract Hardware and tooling provided Exposure to DePIN, Web3, and cross-border African infrastructure — a rare combination on a Nigerian CV A three-month probation period with clear, written success criteria agreed in week one Log In and Apply Important safety tips Do not make any payment without confirming with the Jobberman Customer Support Team. If you think this advert is not genuine, please report it via the Report Job link below. Report Job