diff --git a/.rubocop.yml b/.rubocop.yml
index ea725c1b..aaa6befd 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1 +1,4 @@
 require: rubocop-rails
+
+Style/Documentation:
+  Enabled: false
diff --git a/Gemfile b/Gemfile
index 92b6a822..cb1e7c09 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,10 +15,11 @@ gem 'stimulus-rails'
 gem 'tailwindcss-rails'
 gem 'turbo-rails'
 gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
-gem "importmap-rails"
-gem "chartkick"
+gem 'importmap-rails'
+gem 'chartkick'
 gem 'geocoder'
 gem 'sidekiq'
+gem 'sidekiq-cron'
 
 
 group :development, :test do
@@ -42,4 +43,4 @@ group :development do
 end
 
 # Use Redis for Action Cable
-gem "redis"
+gem 'redis'
diff --git a/Gemfile.lock b/Gemfile.lock
index 3a497dd8..a1d19b80 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -106,6 +106,8 @@ GEM
       railties (>= 6.1)
     drb (2.2.1)
     erubi (1.12.0)
+    et-orbi (1.2.11)
+      tzinfo
     factory_bot (6.4.6)
       activesupport (>= 5.0.0)
     factory_bot_rails (6.4.3)
@@ -113,6 +115,9 @@ GEM
       railties (>= 5.0.0)
     ffaker (2.23.0)
     foreman (0.87.2)
+    fugit (1.10.1)
+      et-orbi (~> 1, >= 1.2.7)
+      raabro (~> 1.4)
     geocoder (1.8.2)
     globalid (1.2.1)
       activesupport (>= 6.1)
@@ -178,6 +183,7 @@ GEM
       nio4r (~> 2.0)
     pundit (2.3.1)
       activesupport (>= 3.0.0)
+    raabro (1.4.0)
     racc (1.7.3)
     rack (3.0.10)
     rack-session (2.0.0)
@@ -274,6 +280,10 @@ GEM
       connection_pool (>= 2.3.0)
       rack (>= 2.2.4)
       redis-client (>= 0.19.0)
+    sidekiq-cron (1.12.0)
+      fugit (~> 1.8)
+      globalid (>= 1.0.1)
+      sidekiq (>= 6)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
@@ -343,6 +353,7 @@ DEPENDENCIES
   rubocop-rails
   shoulda-matchers
   sidekiq
+  sidekiq-cron
   simplecov
   sprockets-rails
   stimulus-rails
diff --git a/Procfile.dev b/Procfile.dev
index adb58e23..67106a1e 100644
--- a/Procfile.dev
+++ b/Procfile.dev
@@ -1,3 +1,3 @@
 web: bin/rails server -p 3000 -b 0.0.0.0
 css: bin/rails tailwindcss:watch
-worker: bundle exec sidekiq
+worker: bundle exec sidekiq -C config/sidekiq.yml
diff --git a/app/controllers/api/v1/points_controller.rb b/app/controllers/api/v1/points_controller.rb
index aa1e280b..98aeea70 100644
--- a/app/controllers/api/v1/points_controller.rb
+++ b/app/controllers/api/v1/points_controller.rb
@@ -2,15 +2,9 @@ class Api::V1::PointsController < ApplicationController
   skip_forgery_protection
 
   def create
-    parsed_params = OwnTracks::Params.new(point_params).call
+    PointCreatingJob.perform_later(point_params)
 
-    @point = Point.create(parsed_params)
-
-    if @point.valid?
-      render json: @point, status: :ok
-    else
-      render json: @point.errors, status: :unprocessable_entity
-    end
+    render json: {}, status: :ok
   end
 
   def destroy
diff --git a/app/controllers/points_controller.rb b/app/controllers/points_controller.rb
index 9c57fac5..ba1c3fc8 100644
--- a/app/controllers/points_controller.rb
+++ b/app/controllers/points_controller.rb
@@ -11,6 +11,7 @@ class PointsController < ApplicationController
     @distance = distance
     @start_at = Time.zone.at(start_at)
     @end_at = Time.zone.at(end_at)
+    @years = (@start_at.year..@end_at.year).to_a
   end
 
   private
@@ -18,13 +19,13 @@ class PointsController < ApplicationController
   def start_at
     return 1.month.ago.beginning_of_day.to_i if params[:start_at].nil?
 
-    params[:start_at].to_datetime.to_i
+    Time.parse(params[:start_at]).to_i
   end
 
   def end_at
     return Time.zone.today.end_of_day.to_i if params[:end_at].nil?
 
-    params[:end_at].to_datetime.to_i
+    Time.parse(params[:end_at]).to_i
   end
 
   def distance
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index f7a13f81..f871dd6a 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -17,10 +17,18 @@ module ApplicationHelper
   end
 
   def year_timespan(year)
-    start_at = DateTime.new(year).beginning_of_year.to_time.strftime('%Y-%m-%dT%H:%M')
-    end_at = DateTime.new(year).end_of_year.to_time.strftime('%Y-%m-%dT%H:%M')
+    start_at = Time.utc(year).in_time_zone('Europe/Berlin').beginning_of_year.strftime('%Y-%m-%dT%H:%M')
+    end_at = Time.utc(year).in_time_zone('Europe/Berlin').end_of_year.strftime('%Y-%m-%dT%H:%M')
 
-    { start_at: start_at, end_at: end_at }
+    { start_at:, end_at: }
+  end
+
+  def timespan(month, year)
+    month = DateTime.new(year, month).in_time_zone(Time.zone)
+    start_at = month.beginning_of_month.to_time.strftime('%Y-%m-%dT%H:%M')
+    end_at = month.end_of_month.to_time.strftime('%Y-%m-%dT%H:%M')
+
+    { start_at:, end_at: }
   end
 
   def header_colors
@@ -38,4 +46,14 @@ module ApplicationHelper
   def year_distance_stat_in_km(year)
     Stat.year_distance(year).sum { _1[1] }
   end
+
+  def is_past?(year, month)
+    DateTime.new(year, month).past?
+  end
+
+  def points_exist?(year, month)
+    Point.where(
+      timestamp: DateTime.new(year, month).beginning_of_month..DateTime.new(year, month).end_of_month
+    ).exists?
+  end
 end
diff --git a/app/jobs/point_creating_job.rb b/app/jobs/point_creating_job.rb
new file mode 100644
index 00000000..c7899d04
--- /dev/null
+++ b/app/jobs/point_creating_job.rb
@@ -0,0 +1,9 @@
+class PointCreatingJob < ApplicationJob
+  queue_as :default
+
+  def perform(point_params)
+    parsed_params = OwnTracks::Params.new(point_params).call
+
+    point = Point.create(parsed_params)
+  end
+end
diff --git a/app/jobs/stat_creating_job.rb b/app/jobs/stat_creating_job.rb
index 6ca0f9fe..610ad38c 100644
--- a/app/jobs/stat_creating_job.rb
+++ b/app/jobs/stat_creating_job.rb
@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 class StatCreatingJob < ApplicationJob
   queue_as :default
 
-  def perform(user_id)
-    CreateStats.new(user_id).call
+  def perform(user_ids = nil)
+    CreateStats.new(user_ids).call
   end
 end
diff --git a/app/models/stat.rb b/app/models/stat.rb
index 45ec29dd..5250255a 100644
--- a/app/models/stat.rb
+++ b/app/models/stat.rb
@@ -51,4 +51,10 @@ class Stat < ApplicationRecord
 
     { countries: data.count, cities: data.sum { |country| country[:cities].count } }
   end
+
+  def self.years
+    starting_year = pluck(:year).uniq.min || Time.current.year
+
+    (starting_year..Time.current.year).to_a.reverse
+  end
 end
diff --git a/app/services/countries_and_cities.rb b/app/services/countries_and_cities.rb
index fa952448..873a3edd 100644
--- a/app/services/countries_and_cities.rb
+++ b/app/services/countries_and_cities.rb
@@ -37,8 +37,10 @@ class CountriesAndCities
     end
   end
 
-
   def filter_cities(mapped_with_cities)
+    # In future, we would want to remove cities where user spent less than
+    # 1 hour per day
+
     # Remove cities with less than MINIMUM_POINTS_IN_CITY
     mapped_with_cities.transform_values do |cities|
       cities.reject { |_, data| data[:points] < MINIMUM_POINTS_IN_CITY }
@@ -48,8 +50,8 @@ class CountriesAndCities
   def normalize_result(hash)
     hash.map do |country, cities|
       {
-        country: country,
-        cities: cities.map { |city, data| { city: city, points: data[:points], timestamp: data[:timestamp] } }
+        country:,
+        cities: cities.map { |city, data| { city:, points: data[:points], timestamp: data[:timestamp] } }
       }
     end
   end
diff --git a/app/services/create_stats.rb b/app/services/create_stats.rb
index 04125574..b99a4fa3 100644
--- a/app/services/create_stats.rb
+++ b/app/services/create_stats.rb
@@ -1,32 +1,34 @@
 # frozen_string_literal: true
 
 class CreateStats
-  attr_reader :years, :months, :user
+  attr_reader :years, :months, :users
 
-  def initialize(user_id)
-    @user = User.find(user_id)
+  def initialize(user_ids)
+    @users = User.where(id: user_ids)
     @years = (1970..Time.current.year).to_a
     @months = (1..12).to_a
   end
 
   def call
-    years.flat_map do |year|
-      months.map do |month|
-        beginning_of_month_timestamp = DateTime.new(year, month).beginning_of_month.to_i
-        end_of_month_timestamp = DateTime.new(year, month).end_of_month.to_i
+    users.each do |user|
+      years.each do |year|
+        months.each do |month|
+          beginning_of_month_timestamp = DateTime.new(year, month).beginning_of_month.to_i
+          end_of_month_timestamp = DateTime.new(year, month).end_of_month.to_i
 
-        points = points(beginning_of_month_timestamp, end_of_month_timestamp)
-        next if points.empty?
+          points = points(beginning_of_month_timestamp, end_of_month_timestamp)
+          next if points.empty?
 
-        stat = Stat.find_or_initialize_by(year: year, month: month, user: user)
-        stat.distance = distance(points)
-        stat.toponyms = toponyms(points)
-        stat.daily_distance = stat.distance_by_day
-        stat.save
+          stat = Stat.find_or_initialize_by(year: year, month: month, user: user)
+          stat.distance = distance(points)
+          stat.toponyms = toponyms(points)
+          stat.daily_distance = stat.distance_by_day
+          stat.save
 
-        stat
+          stat
+        end
       end
-    end.compact
+    end
   end
 
   private
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index d5b6db57..dbd7a696 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -6,7 +6,7 @@
     <%= csrf_meta_tags %>
     <%= csp_meta_tag %>
 
-    <link href="https://cdn.jsdelivr.net/npm/daisyui@4.7.2/dist/full.css" rel="stylesheet" type="text/css">
+    <link href="https://cdn.jsdelivr.net/npm/daisyui@4.9.0/dist/full.css" rel="stylesheet" type="text/css">
     <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY=" crossorigin="" />
 
     <%= stylesheet_link_tag "tailwind", "inter-font", "data-turbo-track": "reload" %>
diff --git a/app/views/points/index.html.erb b/app/views/points/index.html.erb
index 544c5f0a..62637846 100644
--- a/app/views/points/index.html.erb
+++ b/app/views/points/index.html.erb
@@ -1,4 +1,4 @@
-<div class='w-3/4 mt-10'>
+<div class='w-4/5 mt-10'>
   <div class="flex flex-col space-y-4 mb-4 w-full">
     <%= form_with url: points_path, method: :get do |f| %>
       <div class="flex flex-col md:flex-row md:space-x-4 md:items-end">
@@ -32,7 +32,7 @@
   </div>
 
 </div>
-<div class='w-1/4 mt-10'>
+<div class='w-1/5 mt-10'>
   <%= render 'shared/right_sidebar' %>
 </div>
 
diff --git a/app/views/shared/_right_sidebar.html.erb b/app/views/shared/_right_sidebar.html.erb
index 222d7dbf..4c9755ea 100644
--- a/app/views/shared/_right_sidebar.html.erb
+++ b/app/views/shared/_right_sidebar.html.erb
@@ -1,6 +1,36 @@
 <%= "#{@distance} km" if @distance %>
 
+<div id='years-nav'>
+  <div class="dropdown">
+    <div tabindex="0" role="button" class="btn m-1">Select year</div>
+    <ul tabindex="0" class="dropdown-content z-[1] menu p-2 shadow bg-base-100 rounded-box w-52">
+      <% Stat.years.each do |year| %>
+        <li><%= link_to year, points_url(year_timespan(year).merge(year: year)) %></li>
+      <% end %>
+    </ul>
+  </div>
+
+  <% @years.each do |year| %>
+    <h3 class='text-xl'>
+      <%= year %>
+    </h3>
+
+    <div class='grid grid-cols-3 gap-3'>
+      <% (1..12).to_a.each_slice(3) do |months| %>
+        <% months.each do |month_number| %>
+          <% if is_past?(year, month_number) && points_exist?(year, month_number) %>
+            <%= link_to Date::ABBR_MONTHNAMES[month_number], points_url(timespan(month_number, year)), class: 'btn btn-default' %>
+          <% else %>
+            <div class='btn btn-disabled'><%= Date::ABBR_MONTHNAMES[month_number] %></div>
+          <% end %>
+        <% end %>
+      <% end %>
+    </div>
+  <% end %>
+</div>
+
 <% if REVERSE_GEOCODING_ENABLED && @countries_and_cities&.any? %>
+  <hr class='my-5'>
   <% @countries_and_cities.each do |country| %>
     <h2 class="text-lg font-semibold mt-5">
       <%= country[:country] %> (<%= country[:cities].count %> cities)
diff --git a/app/views/stats/index.html.erb b/app/views/stats/index.html.erb
index 0c6a4a70..a03d12d5 100644
--- a/app/views/stats/index.html.erb
+++ b/app/views/stats/index.html.erb
@@ -48,10 +48,16 @@
             <%= link_to year, "/stats/#{year}", class: 'underline hover:no-underline' %>
             <%= link_to '[Map]', points_url(year_timespan(year)), class: 'underline hover:no-underline' %>
           </h2>
-          <p><%= number_with_delimiter year_distance_stat_in_km(year) %>km</p>
+          <p>
+            <% cache [current_user, 'year_distance_stat_in_km', year], skip_digest: true do %>
+              <%= number_with_delimiter year_distance_stat_in_km(year) %>km
+              <% end %>
+          </p>
           <% if REVERSE_GEOCODING_ENABLED %>
             <div class="card-actions justify-end">
-              <%= countries_and_cities_stat(year) %>
+              <% cache [current_user, 'countries_and_cities_stat', year], skip_digest: true do %>
+                <%= countries_and_cities_stat(year) %>
+              <% end %>
             </div>
           <% end %>
           <%= column_chart(
diff --git a/config/initializers/00_constants.rb b/config/initializers/00_constants.rb
index 7c2d3dc6..593675c1 100644
--- a/config/initializers/00_constants.rb
+++ b/config/initializers/00_constants.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 MINIMUM_POINTS_IN_CITY = ENV.fetch('MINIMUM_POINTS_IN_CITY', 5).to_i
 MAP_CENTER = ENV.fetch('MAP_CENTER', '[55.7522, 37.6156]')
 REVERSE_GEOCODING_ENABLED = ENV.fetch('REVERSE_GEOCODING_ENABLED', 'true') == 'true'
diff --git a/config/schedule.yml b/config/schedule.yml
new file mode 100644
index 00000000..ecd07f21
--- /dev/null
+++ b/config/schedule.yml
@@ -0,0 +1,6 @@
+# config/schedule.yml
+
+stat_creating_job:
+  cron: "0 */6 * * *"
+  class: "StatCreatingJob"
+  queue: default
diff --git a/spec/jobs/import_job_spec.rb b/spec/jobs/import_job_spec.rb
index ad362007..97acb372 100644
--- a/spec/jobs/import_job_spec.rb
+++ b/spec/jobs/import_job_spec.rb
@@ -1,5 +1,16 @@
 require 'rails_helper'
 
 RSpec.describe ImportJob, type: :job do
-  pending "add some examples to (or delete) #{__FILE__}"
+  describe '#perform' do
+    subject(:perform) { described_class.new.perform(user.id, import.id) }
+
+    let(:file_path) { 'spec/fixtures/owntracks_export.json' }
+    let(:file) { fixture_file_upload(file_path) }
+    let(:user) { create(:user) }
+    let(:import) { create(:import, user: user, file: file, name: File.basename(file.path)) }
+
+    it 'creates points' do
+      expect { perform }.to change { Point.count }.by(8)
+    end
+  end
 end
diff --git a/spec/jobs/point_creating_job_spec.rb b/spec/jobs/point_creating_job_spec.rb
new file mode 100644
index 00000000..c5de9997
--- /dev/null
+++ b/spec/jobs/point_creating_job_spec.rb
@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+RSpec.describe PointCreatingJob, type: :job do
+  describe '#perform' do
+    subject(:perform) { described_class.new.perform(point_params) }
+
+    let(:point_params) do
+      { lat: 1.0, lon: 1.0, tid: 'test', tst: Time.now.to_i, topic: 'iPhone 12 pro' }
+    end
+
+    it 'creates a point' do
+      expect { perform }.to change { Point.count }.by(1)
+    end
+  end
+end
diff --git a/spec/requests/api/v1/points_spec.rb b/spec/requests/api/v1/points_spec.rb
index 9782ad70..f7b817d4 100644
--- a/spec/requests/api/v1/points_spec.rb
+++ b/spec/requests/api/v1/points_spec.rb
@@ -12,18 +12,11 @@ RSpec.describe "Api::V1::Points", type: :request do
 
         expect(response).to have_http_status(:success)
       end
-    end
 
-    context 'with invalid params' do
-      let(:params) do
-        { lat: 1.0, lon: 1.0, tid: 'test', tst: Time.now.to_i }
-      end
-
-      it "returns http unprocessable_entity" do
-        post api_v1_points_path, params: params
-
-        expect(response).to have_http_status(:unprocessable_entity)
-        expect(response.body).to eq("{\"topic\":[\"can't be blank\"]}")
+      it 'enqueues a job' do
+        expect {
+          post api_v1_points_path, params: params
+        }.to have_enqueued_job(PointCreatingJob)
       end
     end
   end
diff --git a/spec/services/own_tracks/export_parser_spec.rb b/spec/services/own_tracks/export_parser_spec.rb
index 0908f753..d261c762 100644
--- a/spec/services/own_tracks/export_parser_spec.rb
+++ b/spec/services/own_tracks/export_parser_spec.rb
@@ -2,7 +2,7 @@ require 'rails_helper'
 
 RSpec.describe OwnTracks::ExportParser do
   describe '#call' do
-    subject(:parser) { described_class.new(import.id).call }
+    subject(:parser) { described_class.new(import).call }
 
     let(:file_path) { 'spec/fixtures/owntracks_export.json' }
     let(:file) { fixture_file_upload(file_path) }